Free Mathematics Books

Here is an unordered list of online mathematics books, textbooks, monographs, lecture notes, and other mathematics related documents freely available on the web. I tried to select only the works in book formats, "real" books that are mainly in PDF format, so many well-known html-based mathematics web pages and online tutorials are left out. Click here if you prefer a categorized directory of mathematics books. The list is updated on a daily basis, so, if you want to bookmark this page, use one of the buttons below.

1. Introductory Map Theory
   Yanpei Liu | Kapa & Omega, Published in 2010, 503 pages
2. Introduction to Real Analysis
   William F. Trench | Prentice Hall, Published in 2003, 583 pages
3. Fundamentals of Linear Algebra
   Marcel B. Finan | Arkansas Tech University, Published in 2001, 196 pages
4. Precalculus: An Investigation of Functions
   David Lippman, Melonie Rasmussen | Lulu.com, Published in 2011, 568 pages
5. Design of Comparative Experiments
   R. A. Bailey | Cambridge University Press, Published in 2008, 348 pages
6. Learning Statistics with R
   Daniel Navarro | University of Adelaide, Published in 2014, 564 pages
7. Linear Systems Theory and Introductory Algebraic Geometry
   Robert Hermann | Math Sci Press, Published in 1974, 282 pages
8. Lie Groups, Physics, and Geometry
   Robert Gilmore | Drexel University, Published in 2007, 222 pages
9. The Air Force Brain Booster Book
   John C. Sparks | Air Force Publication, Published in 2006, 58 pages
10. An Elementary Course in Synthetic Projective Geometry
    Derrick Norman Lehmer | Project Gutenberg, Published in 2005, 120 pages
11. The Radon Transform
    Sigurdur Helgason | Birkhauser Boston, Published in 1999, 196 pages
12. Proof Theory and Philosophy
    Greg Restall | consequently.org, Published in 2006, 168 pages
13. Smarandache Semigroups
    W. B. Vasantha Kandasamy | American Research Press, Published in 2002, 95 pages
14. Computer analysis of number sequences
    Henry Ibstedt | American Research Press, Published in 1998, 86 pages
15. Blast Into Math!
    Julie Rowlett | BookBoon, Published in 2013, 215 pages
16. Notes on Measure and Integration
    John Franks | arXiv, Published in 2009, 118 pages
17. Topology
    Curtis T. McMullen | Harvard University, Published in 2013, 90 pages
18. Analytical Geometry for Beginners
    Alfred Baker | W. J. Gage, Published in 1905, 234 pages
19. Notes on Differential Geometry and Lie Groups
    Jean Gallier | University of Pennsylvania, Published in 2010
20. Functional Analysis
    Feng Tian, Palle E.T. Jorgensen | arXiv, Published in 2010, 98 pages
21. Statistics Beyond the Absolute Basics
    Ivan Lowe | scientificlanguage.com, Published in 2018, 182 pages
22. Encyclopedia of Mathematics
    | Kluwer Academic Publishers, Published in 2002, 1202 pages
23. Introduction to Randomness and Statistics
    Alexander K. Hartmann | arXiv, Published in 2009, 95 pages
24. Statistics for the Social and Behavioral Sciences
    David A. Kenny | Little, Brown, Published in 1987, 407 pages
25. Numerical Methods for Large Eigenvalue Problems
    Yousef Saad | SIAM, Published in 2011, 285 pages
26. Abstract Algebra Done Concretely
    Donu Arapura | Purdue University, Published in 2004, 103 pages
27. Introduction to Stochastic Analysis
    Michael Roeckner | Universitaet Bielefeld, Published in 2011, 98 pages
28. Functional Analysis with Applications
    Palle Jorgensen, Feng Tian | arXiv, Published in 2014, 338 pages
29. Category Theory
    | Wikibooks, Published in 2010
30. The Handbook of Essential Mathematics
    John C. Sparks | Air Force Publication, Published in 2006, 205 pages
31. Dynamics in One Complex Variable
    John Milnor | Princeton University Press, Published in 1991, 146 pages
32. Abstract Algebra: Theory and Applications
    Thomas Judson | Virginia Commonwealth University Mathematics, Published in 2009, 428 pages
33. Elementary Set Theory with a Universal Set
    Randall Holmes | , Published in 2005, 240 pages
34. Numerical Methods with Applications
    Autar K Kaw, Egwu Eric Kalu | Lulu.com, Published in 2008, 728 pages
35. An Introduction to Dynamical Systems and Chaos
    Marc Spiegelman | LDEO, Published in 1997, 67 pages
36. Abstract Algebra for Polynomial Operations
    Maya Mohsin Ahmed | , Published in 2009, 210 pages
37. Integral Calculus
    Leah Edelstein-Keshet | University of British Columbia, Published in 2010, 267 pages
38. Functions of a Complex Variable
    Thomas Murray MacRobert | The Macmillan Company, Published in 1917, 328 pages
39. Special Functions, a Review
    S. Arfaoui, I. Rezgui, A.B. Mabrouk | viXra, Published in 2016, 69 pages
40. Multivariable Calculus
    George Cain, James Herod | , Published in 1997
41. Calculus III
    Paul Dawkins | Lamar University, Published in 2011, 287 pages
42. Knot Invariants and Higher Representation Theory
    Ben Webster | arXiv, Published in 2013, 87 pages
43. Abstract and Concrete Categories: The Joy of Cats
    Jiri Adamek, Horst Herrlich, George Strecker | John Wiley & Sons, Published in 1990, 496 pages
44. Commutator Theory for Congruence Modular Varieties
    Ralph Freese, Ralph McKenzie | Cambridge University Press, Published in 1987, 174 pages
45. Model Categories and Simplicial Methods
    Paul Goerss, Kristen Schemmerhorn | Northwestern University, Published in 2004, 46 pages
46. Convex Geometric Analysis
    Keith Ball, Vitali Milman | Cambridge University Press, Published in 1998, 236 pages
47. Notes on Noncommutative Geometry
    Igor Nikolaev | arXiv, Published in 2015, 309 pages
48. A Problem Text in Advanced Calculus
    John M. Erdman | Portland State University, Published in 2008, 377 pages
49. Lectures on Holomorphic Functions of Several Complex Variables
    Piotr Jakobczak, Marek Jarnicki | Jagiellonian University, Published in 2001, 149 pages
50. Variational Modelling: Energies, gradient flows, and large deviations
    Mark A. Peletier | arXiv, Published in 2014, 64 pages
51. Numerical Recipes in Fortran 90
    William H. Press, at al. | Cambridge University Press, Published in 1996, 500 pages
52. Probability and Statistics for Geophysical Processes
    D. Koutsoyiannis | National Technical University of Athens, Published in 2008, 161 pages
53. Surreal Numbers: An Introduction
    Claus Tondering | , Published in 2013, 50 pages
54. Linear Algebra
    Jonathan Gleason | University of California, Published in 2018, 681 pages
55. Programming for Computations - Python
    Svein Linge, Hans Petter Langtangen | Springer, Published in 2016, 232 pages
56. Transmutations and Applications: a survey
    Sergei M. Sitnik | arXiv, Published in 2010, 141 pages
57. Algebraic and Geometric Surgery
    Andrew Ranicki | Oxford University Press, Published in 2002, 380 pages
58. Greek Geometry from Thales to Euclid
    George Johnston Allman | Dublin University Press, Published in 1877, 248 pages
59. Categories, Types, and Structures
    Andrea Asperti, Giuseppe Longo | MIT Press, Published in 1991, 300 pages
60. Smarandache Near-rings
    W. B. Vasantha Kandasamy | American Research Press, Published in 2002, 201 pages
61. A Second Course in Logic
    Christopher Gauker | University of Cincinnati, Published in 2013, 172 pages
62. Geometry and the Imagination
    Conway, Doyle, Thurston | Rutgers University, Newark, Published in 2018, 116 pages
63. The Chaos Hypertextbook
    Glenn Elert | , Published in 2007
64. Calculus
    Gilbert Strang | Wellsley Cambridge Press, Published in 1991, 671 pages
65. Lecture Notes in Lie Groups
    Vladimir G. Ivancevic, Tijana T. Ivancevic | arXiv, Published in 2011, 74 pages
66. First Principles of Symmetrical Beauty
    David Ramsay Hay | W. Blackwood and sons, Published in 1846, 305 pages
67. A Short Course on Approximation Theory
    N. L. Carothers | Bowling Green State University, Published in 2009, 159 pages
68. Proof, Sets, and Logic
    M. Randall Holmes | Boise State University, Published in 2009, 207 pages
69. Universal Optimization and Its Application
    Alexander Bolonkin | viXra.org, Published in 2017, 161 pages
70. Introduction to Probability Theory and Statistics for Linguistics
    Marcus Kracht | UCLA, Published in 2005, 137 pages
71. Set Theoretic Approach to Algebraic Structures in Mathematics
    W. B. Vasantha Kandasamy, Florentin Smarandache | Educational Publisher, Published in 2013, 168 pages
72. Calculus: A Modern, Rigorous Approach
    Horst R. Beyer | , Published in 2007, 805 pages
73. Heegner Points and Rankin L-Series
    Henri Darmon, Shou-Wu Zhang | Cambridge University Press, Published in 2004, 382 pages
74. Vector Math for 3D Computer Graphics
    Bradley Kjell | Central Connecticut State University, Published in 2003
75. Strings and Geometry
    M. Douglas, J. Gauntlett, M. Gross | American Mathematical Society, Published in 2004, 384 pages
76. An Introduction to Partial Differential Equations
    Per Kristen Jakobsen | arXiv.org, Published in 2019, 226 pages
77. Why are Braids Orderable?
    Patrick Dehornoy, at al. | , Published in 2010, 206 pages
78. Bayesian Spectrum Analysis and Parameter Estimation
    G. Larry Bretthorst | Springer, Published in 1988, 220 pages
79. Introduction to Linear Bialgebra
    W.B.V. Kandasamy, F. Smarandache, K. Ilanthenral | arXiv, Published in 2005, 238 pages
80. Numerical Analysis: Theory and Application
    Jan Awrejcewicz | InTech, Published in 2011, 626 pages
81. Geometry of Surfaces
    Nigel Hitchin | , Published in 2004
82. Just the Maths
    A. J. Hobson | , Published in 2002, 1296 pages
83. Lectures on Deformations of Singularities
    Michael Artin | Tata Institute of Fundamental Research, Published in 1976, 110 pages
84. Introduction to Stokes Structures
    Claude Sabbah | arXiv, Published in 2010, 157 pages
85. The K-book: An introduction to algebraic K-theory
    Charles Weibel | Rutgers, Published in 2010
86. Engineering Mathematics with Tables
    M.A. Keasey, G.A. Kline, D.A. McIlhatten | The Blakiston company, Published in 1940, 376 pages
87. Tunneling Through the Math Barrier
    William J. Meese | arXiv.org, Published in 2018, 187 pages
88. Vector Analysis
    J. Willard Gibbs | Yale University Press, Published in 1929, 432 pages
89. Stochastic Analysis - Notes
    I. F. Wilde | , Published in 2009, 103 pages
90. Lectures on Topics in Mean Periodic Functions and the Two-Radius Theorem
    J. Delsarte | Tata Institute of Fundamental Research, Published in 1961, 151 pages
91. Notes on the Theory of Algebraic Numbers
    Steve Wright | arXiv, Published in 2015, 127 pages
92. Computational Statistics
    James E. Gentle | Springer, Published in 2009, 729 pages
93. Calculus II
    Paul Dawkins | Lamar University, Published in 2011, 380 pages
94. Aesthetics for the Working Mathematician
    Jonathan M. Borwein | DocServer, Published in 2001, 22 pages
95. Riemannian Geometry
    Ilkka Holopainen, Tuomas Sahlsten | , Published in 2013, 102 pages
96. Lectures On Irregularities Of Distribution
    Wolfgang M. Schmidt | Tata Institute of Fundamental Research, Published in 1977, 137 pages
97. A History of the Progress of the Calculus of Variations during the Nineteenth Century
    Isaac Todhunter | Adamant Media Corporation, Published in 2005, 549 pages
98. Probability Theory and Stochastic Processes with Applications
    Oliver Knill | Overseas Press, Published in 2009, 382 pages
99. A Primer of Commutative Algebra
    J.S. Milne | , Published in 2011, 75 pages
100. Beginning Statistics
     Douglas S. Shafer, Zhiyi Zhang | lardbucket.org, Published in 2014, 716 pages
101. Differential Geometry: Lecture Notes
     Dmitri Zaitsev | Trinity College Dublin, Published in 2004, 49 pages
102. Differential Geometry Of Three Dimensions
     C.E. Weatherburn | Cambridge University Press, Published in 1955, 281 pages
103. Mathematical Methods for Economic Theory: a tutorial
     Martin J. Osborne | University of Toronto, Published in 2007, 301 pages
104. Parallel Spectral Numerical Methods
     Gong Chen, et al. | Wikibooks, Published in 2013
105. Quasi-Projective Moduli for Polarized Manifolds
     Eckart Viehweg | Springer, Published in 1995, 326 pages
106. An Introductory Course Of Mathematical Analysis
     Charles Walmsley | Cambridge University Press, Published in 1920, 268 pages
107. Business Mathematics: A Textbook
     Edward I. Edgerton, Wallace E. Bartholomew | The Ronald Press Co., Published in 1921, 331 pages
108. Cusps of Gauss Mappings
     Thomas Banchoff, Terence Gaffney, Clint McCrory | Pitman Advanced Pub. Program, Published in 1982, 88 pages
109. The CRing Project: a collaborative open source textbook on commutative algebra
     Shishir Agrawal, et al. | CRing Project, Published in 2011, 493 pages
110. The Matrix Cookbook
     Kaare Brandt Petersen, Michael Syskind Pedersen | , Published in 2008, 67 pages
111. Recreations in Mathematics
     H E. Licks | D. Van Nostrand Company, Published in 1917, 163 pages
112. A Brief Introduction to the Infinitesimal Calculus
     Irving Fisher | Macmillan, Published in 1921, 110 pages
113. Combinatory Analysis
     Percy A. MacMahon | Cambridge University Press, Published in 1915, 612 pages
114. Descriptive Set Theory
     David Marker | University of Illinois at Chicago, Published in 2002, 105 pages
115. Introduction to Topology
     Alex Kuronya | , Published in 2010, 102 pages
116. Lectures On Old And New Results On Algebraic Curves
     P. Samuel | Tata Institute Of Fundamental Research, Published in 1966, 99 pages
117. Men of Mathematics
     E.T. Bell | Archive.org, Published in 1937
118. Sam Loyd's Cyclopedia of 5000 Puzzles tricks and Conundrums
     Sam Loyd | The Lamb Publishing Company, Published in 1914, 194 pages
119. A Friendly Introduction to Number Theory
     Joseph H. Silverman | Pearson Education, Inc., Published in 2012, 56 pages
120. Chance and Luck
     Richard A. Proctor | Longmans, Green, and Co., Published in 1887, 164 pages
121. Basic Real Analysis
     Anthony W. Knapp | Birkhäuser, Published in 2016, 840 pages
122. Introduction to Real Analysis
     Lee Larson | University of Louisville, Published in 2014, 184 pages
123. Elements of Group Theory
     F. J. Yndurain | arXiv, Published in 2007, 65 pages
124. First Steps Towards a Symplectic Dynamics
     Barney Bramham, Helmut Hofer | arXiv, Published in 2011, 60 pages
125. Lectures on Birational Geometry
     Caucher Birkar | arXiv, Published in 2012, 85 pages
126. First Book in General Mathematics
     Frank S. Pugh | P.P. Simmons, Published in 1917, 285 pages
127. Semi-Riemann Geometry and General Relativity
     Shlomo Sternberg | , Published in 2003, 251 pages
128. Elementary Functions and Applications
     Arthur Sullivan Gale, Charles William Watkeys | H. Holt & Co., Published in 1920, 459 pages
129. A First Course in Mathematics Concepts for Elementary School Teachers
     Marcel B. Finan | Arkansas Tech University, Published in 2006, 452 pages
130. Harmonic Function Theory
     Sheldon Axler, Paul Bourdon, Wade Ramey | Springer, Published in 2001, 270 pages
131. Representation Theory of Compact Groups
     Michael Ruzhansky, Ville Turunen | Aalto TKK, Published in 2008, 135 pages
132. Notes on Introductory Point-Set Topology
     Allen Hatcher | Cornell University, Published in 2011, 53 pages
133. Perturbation Theory of Dynamical Systems
     Nils Berglund | arXiv, Published in 2001, 111 pages
134. Mathematical Reasoning: Writing and Proof
     Ted Sundstrom | Pearson Education, Inc., Published in 2013, 591 pages
135. Bernoulli Polynomials and Applications
     Omran Kouba | arXiv, Published in 2013, 48 pages
136. Mathematics and Physical Science in Classical Antiquity
     J. L. Heiberg | Oxford University Press, Published in 1922, 115 pages
137. The Canterbury Puzzles and Other Curious Problems
     Henry Ernest Dudeney | Nelson, Published in 1919, 257 pages
138. Calculus I
     Paul Dawkins | Lamar University, Published in 2011, 586 pages
139. Second-order Ordinary Differential Equations
     R.S. Johnson | Bookboon, Published in 2012, 181 pages
140. The Manual of Mathematical Magic
     Peter McOwan | Queen Mary, University of London, Published in 2010, 96 pages
141. Lie groups and Lie algebras
     N. Reshetikhin, V. Serganova, R. Borcherds | UC Berkeley, Published in 2006, 179 pages
142. Engineering Analysis
     | Wikibooks, Published in 2012, 193 pages
143. Real Functions in One Variable: Calculus 1a
     Leif Mejlbro | BookBoon, Published in 2006, 146 pages
144. Calculus Without Limits
     John C. Sparks | Sparrow Hawk Treasures, Published in 2008, 344 pages
145. Non-Uniform Random Variate Generation
     Luc Devroye | Springer, Published in 1986, 843 pages
146. Lectures on Representation Theory and Invariant Theory
     William Crawley-Boevey | University of Leeds, Published in 1990, 77 pages
147. Categorical Homotopy Theory
     Emily Riehl | Cambridge University Press, Published in 2014, 292 pages
148. An Episodic History of Mathematics
     Steven G. Krantz | Mathematical Association of America, Published in 2006, 483 pages
149. Discrete Math for Computer Science Students
     Ken Bogart, Cliff Stein | Dartmouth College, Published in 2003, 252 pages
150. A First Book in Algebra
     Wallace C. Boyden | Project Gutenberg, Published in 2004, 189 pages
151. Probability and Mathematical Statistics
     Prasanna Sahoo | University of Louisville, Published in 2013, 712 pages
152. Category Theory: A Gentle Introduction
     Peter Smith | Logic Matters, Published in 2016, 283 pages
153. Probability for Finance
     Patrick Roger | BookBoon, Published in 2010, 115 pages
154. Higher Mathematics for Engineers and Physicists
     Ivan S. Sokolnikoff | McGraw Hill, Published in 1941, 537 pages
155. Mathematics Illuminated
     MacGregor Campbell | Annenberg Foundation, Published in 2017, 441 pages
156. Orders of Infinity
     G. H. Hardy | Cambridge University Press, Published in 1910, 101 pages
157. Linear Algebra
     David Cherney, Tom Denton, Andrew Waldron | UC Davis, Published in 2013, 410 pages
158. Notes on Classical Groups
     Peter J. Cameron | Queen Mary and Westfield College, Published in 2000, 96 pages
159. Manifolds of Differentiable Mappings
     Peter W. Michor | Birkhauser, Published in 1980, 165 pages
160. Statistics
     Philip B. Stark | University of California, Berkeley, Published in 2011
161. Multivector Differential Calculus
     Eckhard Hitzer | arXiv, Published in 2013, 43 pages
162. The Hopf Bifurcation and Its Applications
     J. E. Marsden, M. McCracken | Springer, Published in 1976, 424 pages
163. Galois Groups and Fundamental Groups
     David Meredith | San Francisco State University, Published in 1999, 89 pages
164. Elementary Number Theory
     W W L Chen | Macquarie University, Published in 2003, 98 pages
165. Random Walks and Electric Networks
     Peter G. Doyle, J. Laurie Snell | Dartmouth College, Published in 2006, 118 pages
166. Mathematical Computation
     Ian Craw | University of Aberdeen, Published in 2003, 156 pages
167. Traveling Wave Solutions of Parabolic Systems
     A. Volpert, V. Volpert, V. Volpert | American Mathematical Society, Published in 2000, 448 pages
168. Calculus with Analytic Geometry
     Richard H. Crowell, William E. Slesnick | W W Norton & Co Inc, Published in 2008, 662 pages
169. Mathematics for Computer Science
     Eric Lehman, F Thomson Leighton, Albert R Meyer | MIT, Published in 2010, 557 pages
170. Analytic Geometry and Calculus
     F.S. Woods, F.H. Bailey | Ginn and Company, Published in 1917, 542 pages
171. Galois Groups and Fundamental Groups
     Leila Schneps | Cambridge University Press, Published in 2003, 467 pages
172. What is Mathematics: Gödel's Theorem and Around
     Karlis Podnieks | University of Latvia, Published in 2013, 239 pages
173. A Treatise on the Theory of Invariants
     Oliver E. Glenn | Project Gutenberg, Published in 2006, 221 pages
174. Multivariable and Vector Analysis
     W W L Chen | Macquarie University, Published in 2008, 203 pages
175. Algebraic K-Theory
     Olivier Isely | EPFL, Published in 2006, 45 pages
176. Everything Maths: Grade 10 Mathematics
     Neels van der Westhuizen, et al. | Siyavula, Published in 2012, 469 pages
177. Lectures on Optimization: Theory and Algorithms
     John Cea | Tata Institute of Fundamental Research, Published in 1978, 237 pages
178. Algebraic Tools for Modal Logic
     Mai Gehrke, Yde Venema | ESSLLI, Published in 2001, 109 pages
179. Using R for Introductory Statistics
     John Verzani | Chapman & Hall/CRC, Published in 2004, 114 pages
180. Voting, Arbitration & Fair Division: Mathematics of Social Choice
     Marcus Pivato | Trent University, Published in 2007, 181 pages
181. Exotic Homology Manifolds
     Frank Quinn, Andrew Ranicki | , Published in 2006, 158 pages
182. Introduction to the Basics of Heegaard Floer Homology
     Bijan Sahamie | arXiv, Published in 2010, 71 pages
183. Current Topics in Complex Algebraic Geometry
     Herbert Clemens, János Kollár | Cambridge University Press, Published in 1996, 172 pages
184. Chebyshev and Fourier Spectral Methods
     John P. Boyd | Dover Publications, Published in 2001, 611 pages
185. Elementary Calculus
     Frederick S Woods, Frederick H Bailey | Ginn and Company, Published in 1922, 323 pages
186. Discrete Dynamical Systems
     Arild Wikan | Bookboon, Published in 2013, 254 pages
187. Fundamental Numerical Methods and Data Analysis
     George W. Collins, II | NASA ADS, Published in 2003, 254 pages
188. A Probability Course for the Actuaries
     Marcel B. Finan | Arkansas Tech University, Published in 2011, 517 pages
189. Engineering Statistics and Quality Control
     Irving W. Burr | McGraw-Hill, Published in 1953
190. Harmonic Analysis, the Trace Formula, and Shimura Varieties
     J. Arthur, D. Ellwood, R. Kottwitz | American Mathematical Society, Published in 2005, 706 pages
191. The Philosophy of Mathematics
     Albert Taylor Bledsoe | J.B. Lippincott & Co, Published in 1868, 248 pages
192. Partial Differential Equations with Maple
     Robert Piche, Keijo Ruohonen | Tampere University of Technology, Published in 1997, 131 pages
193. Periodic Solutions for Evolution Equations
     Mihai Bostan | American Mathematical Society, Published in 2002, 41 pages
194. Convex Optimization: Algorithms and Complexity
     Sebastien Bubeck | arXiv.org, Published in 2015, 130 pages
195. Notes on Linear Algebra
     Peter J. Cameron | Queen Mary, University of London, Published in 2008, 124 pages
196. Algorithmic Number Theory
     J.P. Buhler, P. Stevenhagen | Cambridge University Press, Published in 2008, 662 pages
197. Analysis on Homogeneous Spaces
     Ralph Howard | Royal Institute of Technology Stockholm, Published in 1994, 108 pages
198. Elements of the Theory of Functions of a Complex Variable
     G.E. Fisher, I.J. Schwatt | Philadelphia G.E. Fisher, Published in 1896, 312 pages
199. Lectures on Topics In Finite Element Solution of Elliptic Problems
     Bertrand Mercier | Tata Institute of Fundamental Research, Published in 1979, 177 pages
200. Analysis Tools with Applications
     Bruce K. Driver | Springer, Published in 2003, 790 pages
201. Classical Algebraic Geometry: A Modern View
     Igor V. Dolgachev | Cambridge University Press, Published in 2012, 721 pages
202. Noncommutative Algebraic Geometry
     Gwyn Bellamy, et al. | Cambridge University Press, Published in 2016, 360 pages
203. Lectures on Fundamental Concepts of Algebra and Geometry
     John Wesley Young | Macmillan and co., Published in 1917, 264 pages
204. Introduction to the Galois Theory of Linear Differential Equations
     Michael F. Singer | arXiv, Published in 2008, 83 pages
205. An Introduction to Group Theory: Applications to Mathematical Music Theory
     Flor Aceff-Sanchez, et al. | BookBoon, Published in 2013, 165 pages
206. Introduction to Symplectic and Hamiltonian Geometry
     Ana Cannas da Silva | , Published in 2007, 158 pages
207. Notes on Combinatorics
     Peter J. Cameron | Queen Mary, University of London, Published in 2007, 130 pages
208. Riemannian Geometry
     Richard L. Bishop | arXiv, Published in 2013, 67 pages
209. Linear Functional Analysis
     W W L Chen | Macquarie University, Published in 2008, 129 pages
210. Basic Analysis: Introduction to Real Analysis
     Jiri Lebl | Lulu.com, Published in 2009, 161 pages
211. Algorithms in Real Algebraic Geometry
     S. Basu, R. Pollack, M. Roy | Springer, Published in 2009, 672 pages
212. Advanced Problems in Mathematics: Preparing for University
     Stephen Siklos | Open Book Publishers, Published in 2016, 189 pages
213. Elements of Abstract and Linear Algebra
     Edwin H. Connell | , Published in 2004, 146 pages
214. Spherical Harmonics in p Dimensions
     Christopher Frye, Costas J. Efthimiou | arXiv, Published in 2012, 95 pages
215. Bayesian Methods for Statistical Analysis
     Borek Puza | ANU Press, Published in 2015, 697 pages
216. The General Theory of Dirichlet's Series
     G.H. Hardy, Marcel Riesz | Cambridge University Press, Published in 1915, 95 pages
217. The Mathemagician and Pied Puzzler: A Collection in Tribute to Martin Gardner
     Martin Gardner, at al. | AK Peters, Published in 1999, 252 pages
218. Probability Theory
     Curtis T. McMullen | Harvard University, Published in 2011, 98 pages
219. Magic Squares and Cubes
     W. S. Andrews | Open Court Publishing Company, Published in 1917, 428 pages
220. Digraphs: Theory, Algorithms and Applications
     Jorgen Bang-Jensen, Gregory Gutin | Springer, Published in 2002, 772 pages
221. The Place of Partial Differential Equations in Mathematical Physics
     Ganesh Prasad | Patna University, Published in 1924, 64 pages
222. Honors Calculus
     Frank Jones | Rice University, Published in 2004
223. Lectures on Discrete Subgroups of Lie Groups
     G.D. Mostow | Tata Institute of Fundamental Research, Published in 1969, 86 pages
224. Discrete Optimization
     Guido Schaefer | Utrecht University, Published in 2012, 97 pages
225. Preparing for College Physics
     David Murdock | TTU, Published in 2002, 64 pages
226. Roots of a Compact Lie Group
     Kristopher Tapp | arXiv, Published in 2009, 39 pages
227. Mathematical Tools for Physics
     James Nearing | Dover Publications, Published in 2010, 569 pages
228. Lectures on Potential Theory
     M. Brelot | Tata Institute of Fundamental Research, Published in 1967, 158 pages
229. Symbolic Logic
     Lewis Carroll | Macmillan and co, Published in 1897
230. Lectures on Elliptic Partial Differential Equations
     J.L. Lions | Tata Institute of Fundamental Research, Published in 1957, 121 pages
231. Lectures on Stochastic Analysis
     Thomas G. Kurtz | University of Wisconsin, Published in 2007, 119 pages
232. Notes on the Science of Logic
     Nuel Belnap | University of Pittsburgh, Published in 2009, 227 pages
233. Introduction to Homological Geometry
     Martin A. Guest | arXiv, Published in 2001
234. Recreational Mathematics
     | Wikipedia, Published in 2014
235. Harmonic Analysis
     S.R.S. Varadhan | New York University, Published in 2000, 82 pages
236. A Second Course in Mathematics Concepts for Elementary Teachers
     Marcel B. Finan | Arkansas Tech University, Published in 2006, 468 pages
237. Four-manifolds, Geometries and Knots
     Jonathan Hillman | arXiv, Published in 2009, 396 pages
238. Games of No Chance 3
     Michael H. Albert, Richard J. Nowakowski | Cambridge University Press, Published in 2009, 586 pages
239. Reader-friendly Introduction to the Measure Theory
     Vasily Nekrasov | Yetanotherquant.de, Published in 2009, 117 pages
240. Notes on Numerical Linear Algebra
     George Benthien | , Published in 2006, 72 pages
241. Statistics, Probability, and Game Theory: papers in honor of David Blackwell
     David Blackwell, at al. | IMS, Published in 1996, 407 pages
242. Geometry Formulas and Facts
     Silvio Levy | CRC Press, Published in 1995
243. Introduction to Arithmetic Groups
     Dave Witte Morris | arXiv, Published in 2015, 491 pages
244. Metric and Topological Spaces
     T. W. Körner | University of Cambridge, Published in 2014, 109 pages
245. Irrational Numbers and Their Representation by Sequences and Series
     Henry Parker Manning | J. Wiley & sons, Published in 1906, 156 pages
246. Symplectic Reflection Algebras
     Gwyn Bellamy | arXiv, Published in 2012, 64 pages
247. Optimization Algorithms on Matrix Manifolds
     P.-A. Absil, R. Mahony, R. Sepulchre | Princeton University Press, Published in 2007, 240 pages
248. Shadows of the Truth: Metamathematics of Elementary Mathematics
     Alexandre Borovik | American Mathematical Society, Published in 2010, 293 pages
249. Elementary Practical Mathematics
     John Perry | The Macmillan Company, Published in 1913, 364 pages
250. Manifold Theory
     Peter Petersen | UCLA, Published in 2010, 77 pages
251. Holomorphic Spaces
     S. Axler, J. McCarthy, D. Sarason | Cambridge University Press, Published in 1998, 476 pages
252. n-Linear Algebra of Type I and Its Applications
     W. B. V. Kandasamy, F. Smarandache | InfoLearnQuest, Published in 2008, 120 pages
253. Applied Finite Mathematics
     Rupinder Sekhon | Connexions, Published in 2011, 347 pages
254. Category Theory for Computing Science
     Michael Barr, Charles Wells | Prentice Hall, Published in 1998, 544 pages
255. A First Course in Topology: Continuity and Dimension
     John McCleary | American Mathematical Society, Published in 2006, 210 pages
256. Chaos: Classical and Quantum
     Predrag Cvitanovic | ChaosBook.org, Published in 2008, 813 pages
257. An Introduction to Combinatorics and Graph Theory
     David Guichard | Whitman College, Published in 2017, 153 pages
258. A Gentle Introduction to Category Theory: the calculational approach
     Maarten M. Fokkinga | University of Twente, Published in 1994, 80 pages
259. Mathematical Methods
     Mihir Sen, Joseph M. Powers | University of Notre Dame, Published in 2010, 432 pages
260. Arimaa
     | Wikibooks, Published in 2011
261. Analytic Geometry
     L. P. Siceloff, G. Wentworth, D. E. Smith | Ginn and Company, Published in 1922, 296 pages
262. An informal introduction to the ideas and concepts of noncommutative geometry
     Thierry Masson | arXiv, Published in 2006, 56 pages
263. Introduction to the Theory of Statistics
     A. M. Mood, F. A. Graybill, D. C. Boes | McGraw-Hill, Published in 1974, 577 pages
264. Topics in topology: The signature theorem and some of its applications
     Liviu I. Nicolaescu | University of Notre Dame, Published in 2008, 159 pages
265. Projective and Polar Spaces
     Peter J. Cameron | Queen Mary College, Published in 1991, 147 pages
266. Lectures on Topics in Algebraic Number Theory
     Sudhir R. Ghorpade | Indian Institute of Technology, Bombay, Published in 2002, 83 pages
267. Category Theory for Scientists
     David I. Spivak | arXiv, Published in 2013, 261 pages
268. Statistics 1
     Keijo Ruohonen | Tampere University of Technology, Published in 2011, 97 pages
269. Notes on Differential Geometry
     Noel J. Hicks | Van Nostrand, Published in 1965, 183 pages
270. Commutative Algebra and Noncommutative Algebraic Geometry
     David Eisenbud, et al. | Cambridge University Press, Published in 2015, 775 pages
271. Dynamical Systems
     Shlomo Sternberg | OER Commons, Published in 2000, 151 pages
272. Concepts and Applications of Inferential Statistics
     Richard Lowry | , Published in 2008, 366 pages
273. Constructive Geometry
     John G. Kerr | Blackie And Son Limited., Published in 1904, 135 pages
274. Multivariable Calculus: Applications and Theory
     Kenneth Kuttler | Brigham Young University, Published in 2011, 466 pages
275. Calculus, Applications and Theory
     Kenneth Kuttler | , Published in 2008, 912 pages
276. A Short Introduction to Classical and Quantum Integrable Systems
     O. Babelon | , Published in 2007, 145 pages
277. Mathematical Analysis II
     Elias Zakon | The TrilliaGroup, Published in 2009, 436 pages
278. Lectures on Entire Functions
     B. Ya. Levin | American Mathematical Society, Published in 1996, 265 pages
279. The Axioms Of Descriptive Geometry
     Alfred North Whitehead | Cambridge University Press, Published in 1914, 96 pages
280. Special Set Linear Algebra and Special Set Fuzzy Linear Algebra
     W. B. V. Kandasamy, F. Smarandache, K. Ilanthenral | CuArt, Published in 2009, 469 pages
281. Topological Groups: Yesterday, Today, Tomorrow
     Sidney A. Morris (ed.) | MDPI AG, Published in 2016, 230 pages
282. Topics in the Theory of Quadratic Residues
     Steve Wright | arXiv, Published in 2014, 160 pages
283. Geometric Wave Equations
     Stefan Waldmann | arXiv, Published in 2012, 279 pages
284. Lectures on Topics in Stochastic Differential Equations
     Daniel W. Stroock | Tata Institute of Fundamental Research, Published in 1982, 93 pages
285. Solid Geometry, with Problems and Applications
     H. E. Slaught, N. J. Lennes | Allyn and Bacon, Published in 1919, 242 pages
286. An Introduction to Complex Algebraic Geometry
     Chris Peters | Institut Fourier Grenoble, Published in 2004, 129 pages
287. A Primer of Real Analysis
     Dan Sloughter | Synechism.org, Published in 2009, 152 pages
288. The Algebraic Theory of Modular Systems
     Francis Sowerby Macaulay | Cambridge University Press, Published in 1916, 140 pages
289. Symmetry and Separation of Variables
     Willard Miller | Addison-Wesley, Published in 1977, 318 pages
290. Discrepancy Theory
     William Chen | Macquarie University, Published in 2012, 99 pages
291. Plane and Solid Analytic Geometry
     W. F. Osgood, W. C. Graustein | Macmillan and co., Published in 1921, 651 pages
292. Advanced High School Statistics
     David M Diez, et al. | OpenIntro, Published in 2017, 458 pages
293. Calculus and Differential Equations
     John Avery | Learning Development Institute, Published in 2010, 137 pages
294. Mathematics for the Physical Sciences
     Leslie Copley | De Gruyter Open, Published in 2014, 446 pages
295. Real Analysis
     Martin Smith-Martinez, et al. | Wikibooks, Published in 2013
296. Explaining Logarithms
     Dan Umbarger | Brown Books Publishing Group, Published in 2006, 112 pages
297. Curves and Surfaces in Geometric Modeling: Theory and Algorithms
     Jean Gallier | Morgan Kaufmann, Published in 1999, 502 pages
298. Mathematical Theory of Scattering Resonances
     Semyon Dyatlov, Maciej Zworski | MIT, Published in 2018, 552 pages
299. A Spiral Workbook for Discrete Mathematics
     Harris Kwong | Open SUNY Textbooks, Published in 2015, 307 pages
300. Algebraic geometry and projective differential geometry
     Joseph M. Landsberg | arXiv, Published in 1998, 70 pages
301. Applied Combinatorics
     S. E. Payne | University of Colorado, Published in 2003, 216 pages
302. Special Functions and Their Symmetries: Postgraduate Course in Applied Analysis
     Vadim Kuznetsov, Vladimir Kisil | University of Leeds, Published in 2003
303. Nonstandard Analysis
     J. Ponstein | , Published in 2002, 147 pages
304. Languages and Machines
     C. D. H. Cooper | Macquarie University, Published in 2008
305. Vector Analysis and Quaternions
     Alexander Macfarlane | John Wiley & Sons, Published in 1906, 65 pages
306. Iterative Methods in Combinatorial Optimization
     Lap Chi Lau, R. Ravi, M. Singh | Cambridge University Press, Published in 2011, 229 pages
307. CK-12 Basic Probability and Statistics: A Short Course
     Brenda Meery | CK-12.org, Published in 2010, 201 pages
308. Entropy and Partial Differential Equations
     Lawrence C. Evans | UC Berkeley, Published in 2003, 213 pages
309. Algebraic L-theory and Topological Manifolds
     A. A. Ranicki | Cambridge University Press, Published in 2011, 365 pages
310. One Variable Advanced Calculus
     Kenneth Kuttler | Brigham Young University, Published in 2018, 327 pages
311. A Introduction to Proofs and the Mathematical Vernacular
     Martin Day | Virginia Tech, Published in 2016, 147 pages
312. Fundamental Concepts of Mathematics
     Farshid Hajir | University of Massachusetts, Published in 2005, 69 pages
313. Introduction to the Theory of Fourier's Series and Integrals
     H. S. Carslaw | Macmillan and co., Published in 1921, 346 pages
314. The Classification Theorem for Compact Surfaces
     Jean Gallier, Dianna Xu | , Published in 2009, 134 pages
315. Book of Proof
     Richard Hammack | Virginia Commonwealth University, Published in 2009, 270 pages
316. Several Complex Variables
     Michael Schneider, Yum-Tong Siu | Cambridge University Press, Published in 1999, 564 pages
317. Introduction to Lie Groups and Lie Algebras
     Alexander Kirillov, Jr. | SUNY at Stony Brook, Published in 2010, 136 pages
318. Handbook of Mathematics for Engineers
     E. V. Huntington, L. A. Fischer | McGraw Hill, Published in 1918, 212 pages
319. A Course in Combinatorial Optimization
     Alexander Schrijver | University of Amsterdam, Published in 2012, 221 pages
320. Matrix Analysis
     Steven J Cox | Rice University, Published in 2012, 98 pages
321. Quantitative Analysis: Algebra with a Business Perspective
     Donna M. Wacha | Bookboon, Published in 2013, 303 pages
322. Numerical Analysis I
     Mark Embree | Rice University, Published in 2012, 207 pages
323. Topics in Finite Geometry: Ovals, Ovoids and Generalized Quadrangles
     S. E. Payne | University of Colorado Denver, Published in 2007, 945 pages
324. Introduction to Differential Geometry and General Relativity
     Stefan Waner | , Published in 2005, 138 pages
325. A Course In Commutative Algebra
     Robert B. Ash | University of Illinois, Published in 2006
326. Basic Arithmetic Student Workbook
     Donna Gaudet, Amy Volpe, Jenifer Bohart | Scottsdale Community College, Published in 2013, 244 pages
327. Theory of Functions of a Complex Variable
     Andrew Russell Forsyth | Cambridge University Press, Published in 1918, 892 pages
328. Computing of the Complex Variable Functions
     Solomon I. Khmelnik, Inna S. Doubson | MiC, Published in 2011, 46 pages
329. Orthonormal Basis in Minkowski Space
     Aleks Kleyn, Alexandre Laugier | arXiv, Published in 2012, 132 pages
330. The Smarandache Function
     C. Dumitrescu, V. Seleacu | Erhus University Press, Published in 1996, 137 pages
331. Differential Equations From The Algebraic Standpoint
     Joseph Fels Ritt | The American Mathematical Society, Published in 1932, 201 pages
332. Introductory Maths for Chemists
     J. E. Parker | Bookboon, Published in 2013, 136 pages
333. Group theory for Maths, Physics and Chemistry
     Arjeh Cohen, Rosane Ushirobira, Jan Draisma | , Published in 2007, 93 pages
334. Introduction to Twisted Commutative Algebras
     Steven V Sam, Andrew Snowden | arXiv, Published in 2012, 56 pages
335. Topology and Physics: A Historical Essay
     C. Nash | arXiv, Published in 1997, 60 pages
336. The Logic Of Chance
     John Venn | Macmillan And Company, Published in 1888, 550 pages
337. Trigonometry
     Ted Sundstrom, Steven Schlicker | Grand Valley State University, Published in 2016, 442 pages
338. Introduction to Vectors
     Christopher C. Tisdell | Bookboon, Published in 2014, 68 pages
339. Real Functions in One Variable: Examples of Integrals
     Leif Mejlbro | BookBoon, Published in 2007, 154 pages
340. Computational Modeling and Mathematics Applied to the Physical Sciences
     | National Academy Press, Published in 1984, 108 pages
341. Functors and Categories of Banach Spaces
     Peter W. Michor | Springer, Published in 1978, 103 pages
342. The Calculus
     William V. Smith | Brigham Young University, Published in 2001, 144 pages
343. Symplectic Geometry of Quantum Noise
     Leonid Polterovich | arXiv, Published in 2012, 57 pages
344. Elements of Plane Trigonometry
     Hugh Blackburn | Macmillan and co, Published in 1871, 143 pages
345. Lists, Decisions, and Graphs
     Edward A. Bender, S. Gill Williamson | University of California, San Diego, Published in 2010, 261 pages
346. Multivariate Statistics: Concepts, Models, and Applications
     David W. Stockburger | Missouri State University, Published in 2001
347. Analysis of Puzzles
     Umesh Nair | , Published in 2006, 88 pages
348. Robust Geometric Computation
     Kurt Mehlhorn, Chee Yap | New York University, Published in 2004
349. Elementary Linear Algebra
     Keith Matthews | University of Queensland, Published in 1998, 302 pages
350. Everything you wanted to know about Data Analysis and Fitting
     Peter Young | arXiv, Published in 2012, 55 pages
351. Almost None of the Theory of Stochastic Processes
     Cosma Rohilla Shalizi | Carnegie Mellon University, Published in 2010, 347 pages
352. Monotone Dynamical Systems
     M.W. Hirsch, Hal Smith | , Published in 2004, 136 pages
353. Differential Equations and Linear Algebra
     Simon J.A. Malham | Heriot-Watt University, Published in 2010, 95 pages
354. Lectures on Cauchy Problem
     Sigeru Mizohata | Tata Institute of Fundamental Research, Published in 1965, 191 pages
355. Introductory Finite Difference Methods for PDEs
     D. M. Causon, C. G. Mingham | BookBoon, Published in 2010, 144 pages
356. Exterior Differential Systems
     Robert L. Bryant, et al. | MSRI, Published in 1991, 406 pages
357. Funny Little Calculus Text
     Robert Ghrist | University of Pennsylvania, Published in 2012, 46 pages
358. Category Theory for the Sciences
     David I. Spivak | The MIT Press, Published in 2014, 496 pages
359. Lectures on Shimura Varieties
     A. Genestier, B.C. Ngo | , Published in 2006, 50 pages
360. Formal Logic
     | Wikibooks, Published in 2009
361. Math Puzzles
     Umesh P N | , Published in 2010, 84 pages
362. Algebraic Curves: an Introduction to Algebraic Geometry
     William Fulton | Benjamin, Published in 1969, 129 pages
363. Differential Geometry
     Balazs Csikos | Eötvös Loránd University, Published in 2010, 123 pages
364. Functional and Structured Tensor Analysis for Engineers
     R. M. Brannon | The University of Utah, Published in 2003, 323 pages
365. Lectures on Topics in Algebraic K-Theory
     Hyman Bass | Tata Institute of Fundamental Research, Published in 1967, 138 pages
366. Trigonometry Notes
     Steven Sy | Michigan State University, Published in 2008, 448 pages
367. Computations in Algebraic Geometry with Macaulay 2
     D. Eisenbud, D. Grayson, M. Stillman, B. Sturmfels | Springer, Published in 2001, 343 pages
368. A set of new Smarandache functions, sequences and conjectures in number theory
     Felice Russo | American Research Press, Published in 2000, 114 pages
369. First Year Calculus
     W W L Chen | Macquarie University, Published in 2008, 238 pages
370. Combinatorial Optimization: Exact and Approximate Algorithms
     Luca Trevisan | Stanford University, Published in 2011, 139 pages
371. The Principles Of Mathematics
     Bertrand Russell | W. W. Norton & Company, , 579 pages
372. Coordinate Geometry
     Henry B. Fine, Henry D. Thompson | The MacMillan Company, Published in 1911, 318 pages
373. Surfing on the ocean of numbers
     Henry Ibstedt | Erhus University Press, Published in 1997, 76 pages
374. An Introduction to Riemannian Geometry
     Sigmundur Gudmundsson | Lund University, Published in 2010, 106 pages
375. Ordinary Differential Equations
     Wong Yan Loi | National University of Singapore, Published in 2013, 121 pages
376. The Elements of Solid Geometry
     William C. Bartol | Leach, Shewell & Sanborn, Published in 1893, 112 pages
377. Symbolic Logic: A Second Course
     Gary Hardegree | UMass Amherst, Published in 2003, 246 pages
378. An introductory course in differential geometry and the Atiyah-Singer index theorem
     Paul Loya | Binghamton University, Published in 2005, 137 pages
379. Introduction to Applied Linear Algebra: Vectors, Matrices and Least Squares
     Stephen Boyd, Lieven Vandenberghe | Cambridge University Press, Published in 2018, 473 pages
380. The Geometry of Iterated Loop Spaces
     J. P. May | Springer, Published in 1972, 175 pages
381. Partial Differential Equations
     Erich Miersemann | Leipzig University, Published in 2012, 205 pages
382. Immersive Linear Algebra
     J. Strom, K. Astrom, T. Akenine-Moller | immersivemath, Published in 2017, 205 pages
383. Probability and Statistics: A Course for Physicists and Engineers
     Arak M. Mathai, Hans J. Haubold | De Gruyter Open, Published in 2017, 582 pages
384. Introduction to Infinitesimal Analysis: Functions of One Real Variable
     N. J. Lennes | John Wiley & Sons, Published in 1907, 225 pages
385. Shape Analysis, Lebesgue Integration and Absolute Continuity Connections
     Javier Bernal | arXiv.org, Published in 2019, 82 pages
386. Functional Analysis
     Alexander C. R. Belton | Lancaster University, Published in 2006, 127 pages
387. Introduction to Statistical Thought
     Michael Lavine | , Published in 2008, 434 pages
388. Lectures on Field Theory and Ramification Theory
     Sudhir R. Ghorpade | Indian Institute of Technology, Bombay, Published in 2008, 36 pages
389. Statistical Tools for Economists
     Daniel McFadden | University of California, Berkeley, Published in 2001
390. Introduction to Mathematical Philosophy
     Bertrand Russell | University of Massachusetts Amherst, Published in 2009, 181 pages
391. On Riemann's Theory of Algebraic Functions and their Integrals
     Felix Klein | Macmillan and Bowes, Published in 1893, 128 pages
392. Applied Analysis
     J. Hunter, B. Nachtergaele | World Scientific Publishing Company, Published in 2005, 439 pages
393. Lectures on Exterior Differential Systems
     M. Kuranishi | Tata Institute of Fundamental Research, Published in 1962, 117 pages
394. Cook-Book Of Mathematics
     Viatcheslav Vinogradov | CERGE-EI, Published in 1999, 116 pages
395. Linear Algebra
     W W L Chen | Macquarie University, Published in 2008, 221 pages
396. An Introduction to the Algebra of Quantics
     E.B. Elliott | The Clarendon Press, Published in 1913, 444 pages
397. An Introduction to Higher Mathematics
     Patrick Keef, David Guichard, Russ Gordon | Whitman College, Published in 2010, 144 pages
398. Stochastic Processes
     Leif Mejlbro | BookBoon, Published in 2012, 263 pages
399. Deformations of Algebras in Noncommutative Geometry
     Travis Schedler | arXiv, Published in 2015, 120 pages
400. The Eightfold Way: The Beauty of Klein's Quartic Curve
     Silvio Levy | Cambridge University Press, Published in 1999, 331 pages
401. Algebraic K-Theory
     Hyman Bass | W. A. Benjamin, Published in 1968, 793 pages
402. An Introduction to Mathematics
     A. N. Whitehead | Williams & Northgate, Published in 1911, 274 pages
403. Course of Differential Geometry
     Ruslan Sharipov | Samizdat Press, Published in 2004, 132 pages
404. Model Theory, Algebra and Geometry
     D. Haskell, A. Pillay, C. Steinhorn | Cambridge University Press, Published in 2000, 227 pages
405. A Semester Course in Trigonometry
     Marcel B. Finan | Arkansas Tech University, Published in 2003, 264 pages
406. Mathematics for the Physical Sciences
     Herbert S Wilf | Dover Publications, Published in 1962, 298 pages
407. First Course in Statistics
     D Caradog Jones | G Bell, Published in 1921, 288 pages
408. Integral Operators
     Leif Mejlbro | BookBoon, Published in 2009, 66 pages
409. Linear Algebra C-2: Geometrical Vectors, Vector Spaces and Linear Maps
     Leif Mejlbro | BookBoon, Published in 2009, 126 pages
410. Scientific Computing
     Jeffrey R. Chasnov | Harvey Mudd College, Published in 2013, 152 pages
411. Logics of Time and Computation
     Robert Goldblatt | Center for the Study of Language, Published in 1992, 200 pages
412. A First Course in Ordinary Differential Equations
     Norbert Euler | Bookboon, Published in 2015, 232 pages
413. Introduction to Algebraic Topology and Algebraic Geometry
     U. Bruzzo | , Published in 2008, 138 pages
414. Geometry of the Quintic
     Jerry Shurman | Wiley-Interscience, Published in 1997, 208 pages
415. Notes on Operator Algebras
     G. Jungman | Los Alamos National Laboratory, Published in 1999, 60 pages
416. Functions Of A Complex Variable with Applications
     E. G. Phillips | Oliver And Boyd, Published in 1961, 160 pages
417. Elements of Applied Mathematics
     Cobb Herbert E. | Ginn and Company, Published in 1911, 292 pages
418. The World of Mathematics
     Philipp Legner | Mathigon, Published in 2012
419. Essential Engineering Mathematics
     Michael Batty | BookBoon, Published in 2011, 149 pages
420. Notes on Fermionic Fock Space for Number Theorists
     Greg W. Anderson | The University of Arizona, Published in 2000, 99 pages
421. Nonlinear Fourier Analysis
     Terence Tao, Christoph Thiele | arXiv, Published in 2012, 98 pages
422. Homological Conjectures
     Tom Marley, Laura Lynch | University of Nebraska - Lincoln, Published in 2010, 56 pages
423. Endless Amusement
     | Lea and Blanchard, Published in 1847, 217 pages
424. Numerical Solutions of Engineering Problems
     K. Nandakumar | University of Alberta, Published in 1998, 193 pages
425. An Introduction to Probability and Random Processes
     Gian-Carlo Rota, Kenneth Baclawski | , Published in 1979, 467 pages
426. Symmetry Measures on Complex Networks
     Angel Garrido (ed.) | MDPI AG, Published in 2017, 510 pages
427. Lectures on Holomorphic Curves in Symplectic and Contact Geometry
     Chris Wendl | arXiv, Published in 2010, 153 pages
428. Tensors and Relativity
     Peter Dunsby | , Published in 2004, 203 pages
429. Workbook in Higher Algebra
     David Surowski | , Published in 1992, 194 pages
430. Stochastic Differential Equations: Models and Numerics
     Anders Szepessy, et al. | KTH, Published in 2010, 202 pages
431. Implementing Mathematics with The Nuprl Proof Development System
     R. L. Constable, at al. | Prentice Hall, Published in 1986
432. Commutative Algebra
     Pete L. Clark | University of Georgia, Published in 2015, 363 pages
433. Group Characters, Symmetric Functions, and the Hecke Algebra
     David M. Goldschmidt | American Mathematical Society, Published in 1993, 69 pages
434. Logic and Proof
     Lawrence C Paulson | University of Cambridge, Published in 2002, 79 pages
435. Introduction to Topological Groups
     Dikran Dikranjan | UCM, Published in 2007, 69 pages
436. An Invitation to General Algebra and Universal Constructions
     George M. Bergman | Henry Helson, Published in 1998, 398 pages
437. Valuations and Hyperbolicity in Dynamics
     Thomas Ward | University of East Anglia, Published in 2001, 58 pages
438. Optimization and Dynamical Systems
     U. Helmke, J. B. Moore | Springer, Published in 1996, 414 pages
439. Essays on the Theory of Numbers
     Richard Dedekind | The Open Court Publishing, Published in 1901, 78 pages
440. Notes on String Topology
     Ralph L. Cohen, Alexander A. Voronov | arXiv, Published in 2005, 95 pages
441. Algebra for Beginners
     James Loudon | Copp, Clark & Co, Published in 1876, 172 pages
442. Lie Groups in Physics
     G. 't Hooft, M. J. G. Veltman | Utrecht University, Published in 2007, 75 pages
443. Differential Equations
     William Woolsey Johnson | J. Wiley, Published in 1906, 96 pages
444. Algebraic Groups, Lie Groups, and their Arithmetic Subgroups
     J. S. Milne | , Published in 2010, 383 pages
445. Lectures on Random Polymers
     F. Caravenna, F. den Hollander, N. Petrelis | arXiv, Published in 2011, 74 pages
446. Categories and Modules
     Takahiro Kato | viXra.org, Published in 2015, 323 pages
447. Modeling, Functions, and Graphs: Algebra for College Students
     Katherine Yoshiwara | Los Angeles Pierce College, Published in 2017, 344 pages
448. Galois Theory
     Miles Reid | University of Warwick, Published in 2004, 89 pages
449. The Fourth Dimension
     Charles Howard Hinton | S. Sonnenschein & Co., Published in 1906, 288 pages
450. The Elements of Analytic Geometry
     Percey F. Smith, A. S. Gale | Ginn & company, Published in 1904, 450 pages
451. Lecture Notes on Seiberg-Witten Invariants
     John Douglas Moore | Springer, Published in 2010, 130 pages
452. Introduction to Mathematical Analysis
     B. Lafferriere, G. Lafferriere, N. Mau Nam | Portland State University Library, Published in 2015, 141 pages
453. Linear Programming
     Jim Burke | University of Washington, Published in 2012
454. Intersection Graphs: An Introduction
     Madhumangal Pal | arXiv, Published in 2014, 49 pages
455. Fourier Series and Systems of Differential Equations and Eigenvalue Problems
     Leif Mejlbro | BookBoon, Published in 2007, 125 pages
456. First Year Mathematics
     George W. Evans, John A. Marsh | Charles E. Merrill company, Published in 1916, 268 pages
457. A Primer on Homotopy Colimits
     Daniel Dugger | University of Oregon, Published in 2008, 72 pages
458. Symplectic, Poisson, and Noncommutative Geometry
     Tohru Eguchi, et al. | Cambridge University Press, Published in 2014, 290 pages
459. The Construction and Study of Certain Important Algebras
     Claude Chevalley | The Mathematical Society Of Japan, Published in 1955, 80 pages
460. Linear Mathematics In Infinite Dimensions
     U. H. Gerlach | The Ohio State University, Published in 2015, 507 pages
461. Substitutions in Dynamics, Arithmetics, and Combinatorics
     Pierre Arnoux, et al. | Springer, Published in 2002, 419 pages
462. New Frontiers in Graph Theory
     Yagang Zhang (ed.) | InTech, Published in 2012, 526 pages
463. Mathematics for Computer Scientists
     Gareth J. Janacek, Mark L. Close | BookBoon, Published in 2008, 153 pages
464. Symbolic Logic: A First Course
     Gary Hardegree | Mcgraw-Hill College, Published in 1999, 468 pages
465. A Second Course in Elementary Ordinary Differential Equations
     Marcel B. Finan | Arkansas Tech University, Published in 2006, 201 pages
466. Super Linear Algebra
     W. B. V. Kandasamy, F. Smarandache | InfoQuest, Published in 2008, 293 pages
467. Topics in Geometry
     John O'Connor | University of St Andrews, Published in 2003
468. A Scrap-Book of Elementary Mathematics
     William F. White | The Open Court Publishing Company, Published in 1908, 234 pages
469. Geometry, Topology and Physics
     Maximilian Kreuzer | Technische Universitat Wien, Published in 2010, 69 pages
470. An Inquiry-Based Introduction to Proofs
     Jim Hefferon | Saint Michael's College, Published in 2013, 23 pages
471. Galois Lectures
     J. Douglas, P. Franklin, C.J. Keyser, L. Infeld | Morrill Press, Published in 1941, 141 pages
472. Introduction to Bimatrices
     W. B. V. Kandasamy, F. Smarandache, K. Ilanthenral | arXiv, Published in 2005, 181 pages
473. Complex Integration and Cauchy's Theorem
     G. N. Watson | Cambridge University Press, Published in 1914, 100 pages
474. Probability on Trees and Networks
     Russell Lyons, Yuval Peres | Cambridge University Press, Published in 2016, 716 pages
475. Metalogic
     Jan Wolenski | ESSLLI, Published in 2002, 35 pages
476. Operators on Hilbert Space
     John Erdos | King's College London, Published in 2004, 52 pages
477. Foundations of Infinitesimal Calculus
     K.D. Stroyan | Academic Press, Inc., Published in 1997, 182 pages
478. College Mathematics: Algebra
     | Wikipedia, Published in 2014
479. A History Of The Mathematical Theory Of Probability
     I. Todhunter | Kessinger Publishing, LLC, Published in 2007, 640 pages
480. Lectures on Etale Cohomology
     J. S. Milne | , Published in 2008, 196 pages
481. Set Theory
     Gary Hardegree | UMass Amherst, Published in 2003
482. Optimization Algorithms: Methods and Applications
     Ozgur Baskan (ed.) | InTech, Published in 2016, 322 pages
483. Lecture Notes on Embedded Contact Homology
     Michael Hutchings | arXiv, Published in 2013, 88 pages
484. Varieties of Lattices
     Peter Jipsen, Henry Rose | Springer, Published in 1992, 168 pages
485. Elementary Geometry: Practical and Theoretical
     C. Godfrey, A. W. Siddons | Cambridge University Press, Published in 1919, 438 pages
486. An Introduction to Contemporary Mathematics
     John Hutchinson | Australian National University, Published in 2010, 295 pages
487. Linear Algebra
     Benjamin McKay | University College Cork, Published in 2008, 491 pages
488. Lectures on Introduction to Algebraic Topology
     G. de Rham | Tata Institute of Fundamental Research, Published in 1969, 71 pages
489. An elementary treatise on Fourier's series and spherical, cylindrical, and ellipsoidal harmonics
     William Elwood Byerly | Ginn and company, Published in 1893, 309 pages
490. OpenIntro Statistics
     D.M. Diez, C.D. Barr, M. Cetinkaya-Rundel | OpenIntro, Published in 2012, 426 pages
491. Introduction to Lebesgue Integration
     W W L Chen | Macquarie University, Published in 1996, 75 pages
492. Probabilistic Programming and Bayesian Methods for Hackers
     Cameron Davidson-Pilon | GitHub, Inc., Published in 2013
493. Projective Geometry
     Nigel Hitchin | , Published in 2003
494. Introduction to Differential Topology
     Uwe Kaiser | Boise State University, Published in 2006, 110 pages
495. Mathematical Exercises for Home Work
     A.T. Richardson | Macmillan and co., Published in 1892, 364 pages
496. Combinatorial and Computational Geometry
     J. E. Goodman, J. Pach, E. Welzl | Cambridge University Press, Published in 2007, 616 pages
497. The Geometry of the Sphere
     John C. Polking | Rice University, Published in 2000
498. Vector Analysis Notes
     Matthew Hutton | matthewhutton.com, Published in 2006, 63 pages
499. Fractal Geometry
     Michael Frame, Benoit Mandelbrot, Nial Neger | Yale University, Published in 2009, 323 pages
500. Mathematical Methods of Engineering Analysis
     Erhan Cinlar, Robert J. Vanderbei | , Published in 2000, 119 pages