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. Lectures on Discrete Subgroups of Lie Groups
   G.D. Mostow | Tata Institute of Fundamental Research, Published in 1969, 86 pages
2. A Second Course in Logic
   Christopher Gauker | University of Cincinnati, Published in 2013, 172 pages
3. Calculus 1: Course
   Peter Saveliev | Intelligent Perception, Published in 2010
4. Elementary Illustrations of the Differential and Integral Calculus
   Augustus De Morgan | The Open Court Pub. Co., Published in 1899, 194 pages
5. Algebraic K-Theory
   Olivier Isely | EPFL, Published in 2006, 45 pages
6. Introduction To Finite Mathematics
   J. G. Kemeny, J. L. Snell, G. L. Thompson | Prentice-Hall, Published in 1974
7. Temporal Networks
   Petter Holme, Jari Saramäki | arXiv, Published in 2011, 25 pages
8. The Elements of the Theory of Algebraic Numbers
   Legh Wilber Reid | The Macmillan company, Published in 1910, 488 pages
9. Metrics on the Phase Space and Non-Selfadjoint Pseudo-Differential Operators
   Nicolas Lerner | Birkhäuser, Published in 2009
10. CDBooK: Introduction to Vassiliev Knot invariants
    S.Chmutov, S.Duzhin, J.Mostovoy | Ohio State Universit, Published in 2009, 460 pages
11. Indian Mathematics
    G. R. Kaye | Thacker, Spink & Co., Published in 1915, 102 pages
12. Real Harmonic Analysis
    Pascal Auscher, Lashi Bandara | ANU eView, Published in 2012, 113 pages
13. Special Fuzzy Matrices for Social Scientists
    W. B. V. Kandasamy, F. Smarandache, K. Ilanthenral | InfoLearnQuest, Published in 2007, 302 pages
14. Advanced Calculus
    Lynn H. Loomis, Shlomo Sternberg | Jones and Bartlett Publishers, Published in 1989, 592 pages
15. Banach Spaces of Analytic Functions
    enneth Hoffman | Prentice-Hall, Published in 1962, 242 pages
16. Introductory Treatise On Lie's Theory Of Finite Continuous Transformation Groups
    John Edward Campbell | Oxford Clarendon Press, Published in 1903, 460 pages
17. Basic Analysis Gently Done: Topological Vector Spaces
    Ivan F. Wilde | King's College, London, Published in 2010, 129 pages
18. An Introduction to Tensors for Students of Physics and Engineering
    Joseph C. Kolecki | Glenn Research Center, Published in 2002, 29 pages
19. Basic Concepts of Enriched Category Theory
    Max Kelly | Cambridge University Press, Published in 2005, 143 pages
20. Lecture Notes on Differentiable Manifolds
    Jie Wu | National University of Singapore, Published in 2004, 78 pages
21. A Course in Mathematical Analysis
    E. Goursat, O. Dunkel, E.R. Hedrick | Ginn & company, Published in 1904, 1890 pages
22. Lecture Notes on Seiberg-Witten Invariants
    John Douglas Moore | Springer, Published in 2010, 130 pages
23. The Algebra of Invariants
    J.H. Grace, A. Young | Cambridge, University Press, Published in 1903, 404 pages
24. A Computational Introduction to Number Theory and Algebra
    Victor Shoup | Cambridge University Press, Published in 2005, 534 pages
25. The Basics of Financial Mathematics
    Richard F. Bass | , Published in 2003, 106 pages
26. Basic Category Theory
    Tom Leinster | arXiv, Published in 2016, 191 pages
27. Spherical Trigonometry
    I. Todhunter | Macmillan and co, Published in 1886, 189 pages
28. Stability Analysis via Matrix Functions Method
    A. A. Martynyuk | Bookboon, Published in 2013, 257 pages
29. Proof, Sets, and Logic
    M. Randall Holmes | Boise State University, Published in 2009, 207 pages
30. Equivariant Stable Homotopy Theory
    G. Jr. Lewis, J. P. May, M. Steinberger, J. E. McClure | Springer, Published in 1986, 538 pages
31. Lectures on Linear Logic
    A. S. Troelstra | CSLI, Published in 1992, 215 pages
32. Perturbation Theory of Dynamical Systems
    Nils Berglund | arXiv, Published in 2001, 111 pages
33. Probability and Statistics: A Course for Physicists and Engineers
    Arak M. Mathai, Hans J. Haubold | De Gruyter Open, Published in 2017, 582 pages
34. Introduction to Infinitesimal Analysis: Functions of One Real Variable
    N. J. Lennes | John Wiley & Sons, Published in 1907, 225 pages
35. Lectures on Birational Geometry
    Caucher Birkar | arXiv, Published in 2012, 85 pages
36. The Place of Partial Differential Equations in Mathematical Physics
    Ganesh Prasad | Patna University, Published in 1924, 64 pages
37. Complex Analysis
    Christian Berg | Kobenhavns Universitet, Published in 2012, 192 pages
38. A Course In Commutative Algebra
    Robert B. Ash | University of Illinois, Published in 2006
39. Entropy and Partial Differential Equations
    Lawrence C. Evans | UC Berkeley, Published in 2003, 213 pages
40. Elementary Geometry: Practical and Theoretical
    C. Godfrey, A. W. Siddons | Cambridge University Press, Published in 1919, 438 pages
41. Lectures on Algebraic Groups
    Alexander Kleshchev | University of Oregon, Published in 2005, 166 pages
42. Think Stats: Probability and Statistics for Programmers
    Allen B. Downey | Green Tea Press, Published in 2011, 122 pages
43. Euclidean Plane and Its Relatives
    Anton Petrunin | , Published in 2017, 201 pages
44. Practical Plane and Solid Geometry for Advanced Students
    J. Harrison, G.A. Baxandall | Macmillan, Published in 1899, 584 pages
45. Random Differential Equations in Scientific Computing
    Tobias Neckel, Florian Rupp | De Gruyter Open, Published in 2013, 650 pages
46. Calculus
    Gilbert Strang | Wellsley Cambridge Press, Published in 1991, 671 pages
47. Opera Magistris
    Vincent Isoz | Sciences.ch, Published in 2016, 5273 pages
48. Higher Mathematics for Students of Chemistry and Physics
    Joseph William Mellor | Longmans, Green, Published in 1902, 580 pages
49. Introduction to Partial Differential Equations
    Valeriy Serov | University of Oulu, Published in 2011, 122 pages
50. Topology of Numbers
    Allen Hatcher | Cornell University, Published in 2014, 122 pages
51. Course of Analytical Geometry
    Ruslan Sharipov | UFA, Published in 2011, 226 pages
52. Community Calculus
    David Guichard, Neal Koblitz | , Published in 2008, 446 pages
53. Lectures on Random Polymers
    F. Caravenna, F. den Hollander, N. Petrelis | arXiv, Published in 2011, 74 pages
54. Popular Mathematics
    Robert Mudie | Orr and Smith, Published in 1836, 523 pages
55. Introduction to Homological Geometry
    Martin A. Guest | arXiv, Published in 2001
56. Real Analysis
    A. M. Bruckner, J. B. Bruckner, B. S. Thomson | Prentice Hall, Published in 1997, 713 pages
57. Computational Statistics
    James E. Gentle | Springer, Published in 2009, 729 pages
58. A First Course on Time Series Analysis with SAS
    Michael Falk at al. | University of Wuerzburg, Published in 2011, 364 pages
59. Advanced Data Analysis from an Elementary Point of View
    Cosma Rohilla Shalizi | Cambridge University Press, Published in 2013, 586 pages
60. A First Course In Mathematical Statistics
    C.E. Weatherburn | Cambridge University Press, Published in 1961, 302 pages
61. Vector Analysis
    J. Willard Gibbs | Yale University Press, Published in 1929, 432 pages
62. Notes on Introductory Point-Set Topology
    Allen Hatcher | Cornell University, Published in 2011, 53 pages
63. Algorithms in Real Algebraic Geometry
    S. Basu, R. Pollack, M. Roy | Springer, Published in 2009, 672 pages
64. Everything Maths: Grade 11 Mathematics
    Neels van der Westhuizen, et al. | Siyavula, Published in 2012, 238 pages
65. Geometric Complexity Theory: An Introduction for Geometers
    J.M. Landsberg | arXiv, Published in 2013, 38 pages
66. An Introduction to the Smarandache Function
    Charles Ashbacher | Erhus Univ Pr, Published in 1995, 62 pages
67. Probability Theory
    S. R. S. Varadhan | New York University, Published in 2000, 300 pages
68. Engineering Mathematics
    Charles Proteus Steinmetz | McGraw-Hill, Published in 1911, 326 pages
69. Hyperbolic Functions
    James McMahon | John Wiley & Sons, Published in 1906, 106 pages
70. Introduction to the Theory of Statistics
    A. M. Mood, F. A. Graybill, D. C. Boes | McGraw-Hill, Published in 1974, 577 pages
71. Statistical Tools for Economists
    Daniel McFadden | University of California, Berkeley, Published in 2001
72. Mathematics For Engineering Students
    Samuel Keller | D. Van Nostrand Company, Published in 1908, 376 pages
73. Algebraic Topology
    Allen Hatcher | Cambridge University Press, Published in 2001, 559 pages
74. Chaos Theory
    Kais A. Mohamedamen Al Naimee (ed.) | InTech, Published in 2018, 260 pages
75. Linear Optimisation and Numerical Analysis
    Ian Craw | University of Aberdeen, Published in 2002, 151 pages
76. Notes on Fermionic Fock Space for Number Theorists
    Greg W. Anderson | The University of Arizona, Published in 2000, 99 pages
77. scl
    Danny Calegari | Mathematical Society of Japan, Published in 2009, 218 pages
78. A Short Course on Approximation Theory
    N. L. Carothers | Bowling Green State University, Published in 2009, 159 pages
79. Foundations of Descriptive and Inferential Statistics
    Henk van Elst | arXiv, Published in 2013, 144 pages
80. Lectures on Singular Stochastic PDEs
    M. Gubinelli, N. Perkowski | arXiv, Published in 2015, 67 pages
81. An Introduction to Contemporary Mathematics
    John Hutchinson | Australian National University, Published in 2010, 295 pages
82. How To Write Proofs
    Larry W. Cusick | California State University, Fresno, Published in 2009
83. Statistics for the Social and Behavioral Sciences
    David A. Kenny | Little, Brown, Published in 1987, 407 pages
84. Voting, Arbitration & Fair Division: Mathematics of Social Choice
    Marcus Pivato | Trent University, Published in 2007, 181 pages
85. An Introduction to Complex Algebraic Geometry
    Chris Peters | Institut Fourier Grenoble, Published in 2004, 129 pages
86. Global Analysis: Functional Analysis Examples
    Leif Mejlbro | BookBoon, Published in 2009, 78 pages
87. Algebraic Equations
    George Ballard Mathews | Cambridge University Press, Published in 1907, 88 pages
88. Super Linear Algebra
    W. B. V. Kandasamy, F. Smarandache | InfoQuest, Published in 2008, 293 pages
89. Stability, Riemann Surfaces, Conformal Mappings: Complex Functions Theory a-3
    Leif Mejlbro | BookBoon, Published in 2010, 115 pages
90. A First Course in Ordinary Differential Equations
    Norbert Euler | Bookboon, Published in 2015, 232 pages
91. Proofs in Mathematics
    Alexander Bogomolny | Interactive Mathematics Miscellany and Puzzles, Published in 2013, 272 pages
92. The Calculus Of Finite Differences
    L. M. Milne Thomson | Macmillan and co, Published in 1933, 590 pages
93. Constructive Geometry
    John G. Kerr | Blackie And Son Limited., Published in 1904, 135 pages
94. Calculus Refresher
    Paul Garrett | , Published in 2008, 78 pages
95. Applied Probability
    Paul E Pfeiffer | Connexions, Published in 2008, 634 pages
96. Arimaa
    | Wikibooks, Published in 2011
97. Trends in Commutative Algebra
    Luchezar L. Avramov, at al. | Cambridge University Press, Published in 2005, 264 pages
98. A Feel for Statistics
    Ivan Lowe | scientificlanguage.com, Published in 2016, 121 pages
99. Introductory Statistics: Concepts, Models, and Applications
    David W. Stockburger | Missouri State University, Published in 1996
100. Radically Elementary Probability Theory
     Edward Nelson | Princeton University Press, Published in 1987, 111 pages
101. Combinatorics Through Guided Discovery
     Kenneth P. Bogart | Dartmouth College, Published in 2004, 202 pages
102. Distribution Theory (Generalized Functions)
     Ivan F Wilde | , Published in 2005, 66 pages
103. Lectures on Measure Theory and Probability
     H.R. Pitt | Tata institute of Fundamental Research, Published in 1958, 126 pages
104. Nonlinear Fourier Analysis
     Terence Tao, Christoph Thiele | arXiv, Published in 2012, 98 pages
105. Elementary Algebra and Calculus
     Larissa Fradkin | Bookboon, Published in 2013, 261 pages
106. A Text-Book of Geometry
     G. A. Wentworth | Ginn & Company, Published in 1898, 264 pages
107. Examples of differential equations, with rules for their solution
     George A. Osborne | Boston, Ginn & Company, Published in 1899, 76 pages
108. Advances in Discrete Differential Geometry
     Alexander I. Bobenko (ed.) | Springer, Published in 2016, 439 pages
109. Introduction to Randomness and Statistics
     Alexander K. Hartmann | arXiv, Published in 2009, 95 pages
110. Encyclopedia of Dynamical Systems
     D. Anosov, at al. | Scholarpedia, Published in 2009
111. Bayesian Field Theory
     J. C. Lemm | arXiv.org, Published in 2000, 200 pages
112. Linear Algebra: A Course for Physicists and Engineers
     Arak Mathai,‎ Hans J. Haubold | De Gruyter Open, Published in 2017, 450 pages
113. Introduction to the Theory of Infinite-Dimensional Dissipative Systems
     Constantin I. Chueshov | ACTA, Published in 2002, 419 pages
114. Galois Theory: Lectures Delivered at the University of Notre Dame
     Emil Artin | University of Notre Dame, Published in 1971, 96 pages
115. Abel's Theorem and the Allied Theory
     H.F. Baker | Cambridge University Press, Published in 1897, 712 pages
116. Honors Calculus
     Frank Jones | Rice University, Published in 2004
117. Foundations of geometry for university students and high-school students
     Ruslan Sharipov | arXiv, Published in 2007, 221 pages
118. The Essential Elementary and Intermediate Algebra
     Jon Blakely | JonBlakely.com, Published in 2016, 314 pages
119. Calculus I
     Paul Dawkins | Lamar University, Published in 2011, 586 pages
120. First Course in Statistics
     D Caradog Jones | G Bell, Published in 1921, 288 pages
121. Undergraduate Analysis Tools
     Bruce K. Driver | University of California, San Diego, Published in 2013, 186 pages
122. Differential Topology of Fiber Bundles
     Karl-Hermann Neeb | FAU Erlangen-Nuernberg, Published in 2010, 146 pages
123. Iterative Methods for Optimization
     C.T. Kelley | Society for Industrial Mathematics, Published in 1987, 188 pages
124. Integral Calculus
     Leah Edelstein-Keshet | University of British Columbia, Published in 2010, 267 pages
125. A Course in Combinatorial Optimization
     Alexander Schrijver | University of Amsterdam, Published in 2012, 221 pages
126. Lectures On Irregularities Of Distribution
     Wolfgang M. Schmidt | Tata Institute of Fundamental Research, Published in 1977, 137 pages
127. Model Theory
     Stephen G. Simpson | The Pennsylvania State University, Published in 1998, 127 pages
128. Introduction to Stochastic Analysis
     Michael Roeckner | Universitaet Bielefeld, Published in 2011, 98 pages
129. Lectures on Numerical Methods in Bifurcation Problems
     H.B. Keller | Tata Institute Of Fundamental Research, Published in 1986, 140 pages
130. Smarandache Semirings, Semifields and Semivector Spaces
     W. B. Vasantha Kandasamy | American Research Press, Published in 2002, 122 pages
131. Stochastic Calculus
     Alan Bain | , Published in 2008, 99 pages
132. Elements of Analytical Geometry of Two Dimensions
     M. Briot, M. Bouquet | Werner school book company, Published in 1896, 602 pages
133. Differential Calculus
     Shanti Narayan | S. Chand And Company, Published in 1962, 429 pages
134. Advanced High-School Mathematics
     David B. Surowski | Kansas State University, Published in 2011, 435 pages
135. Basic Concepts in Modal Logic
     Edward N. Zalta | Stanford University, Published in 2011, 91 pages
136. New Perspectives in Algebraic Combinatorics
     Louis J. Billera, at al. | Cambridge University Press, Published in 1999, 345 pages
137. Elementary Mathematical Analysis
     J.W. Young, F.M. Morgan | The Macmillan Company, Published in 1917, 586 pages
138. Extremes and Recurrence in Dynamical Systems
     Valerio Lucarini, et al. | arXiv, Published in 2016, 305 pages
139. Applied Mathematical Programming Using Algebraic Systems
     Bruce A. McCarl, Thomas H. Spreen | Texas A&M University, Published in 2011, 567 pages
140. Notes on Combinatorics
     Peter J. Cameron | Queen Mary, University of London, Published in 2007, 130 pages
141. Introduction to Complex Analysis
     W W L Chen | Macquarie University, Published in 2003, 194 pages
142. Set Linear Algebra and Set Fuzzy Linear Algebra
     W. B. V. Kandasamy, F. Smarandache, K. Ilanthenral | InfoLearnQuest, Published in 2008, 345 pages
143. Stats without Tears
     Stan Brown | BrownMath.com, Published in 2016, 243 pages
144. Lectures on Disintegration of Measures
     L. Schwartz | Tata Institute of Fundamental Research, Published in 1976, 139 pages
145. A First Course in Complex Analysis
     M. Beck, G. Marchesi, D. Pixton | San Francisco State University, Published in 2012, 215 pages
146. The Construction and Study of Certain Important Algebras
     Claude Chevalley | The Mathematical Society Of Japan, Published in 1955, 80 pages
147. Analysis Tools with Applications
     Bruce K. Driver | Springer, Published in 2003, 790 pages
148. Functions of a Complex Variable
     Thomas S. Fiske | John Wiley & sons, Published in 1907, 122 pages
149. Compiled and Solved Problems in Geometry and Trigonometry
     Florentin Smarandache | viXra.org, Published in 2015, 221 pages
150. Manifold Theory
     Peter Petersen | UCLA, Published in 2010, 77 pages
151. Riemannian Geometry
     Ilkka Holopainen, Tuomas Sahlsten | , Published in 2013, 102 pages
152. Plane and Spherical Trigonometry
     Elmer A. Lyman, Edwin C. Goddard | Allyn and Bacon, Published in 1900, 157 pages
153. Essentials of Statistics: Exercises
     David Brink | BookBoon, Published in 2008, 58 pages
154. Dynamic Programming and Bayesian Inference: Concepts and Applications
     Mohammad Saber Fallah Nezhad (ed.) | InTech, Published in 2014, 164 pages
155. Roots of a Compact Lie Group
     Kristopher Tapp | arXiv, Published in 2009, 39 pages
156. Theory of Functions of a Real Variable
     Shlomo Sternberg | , Published in 2005, 393 pages
157. Plane and Solid Analytic Geometry
     W. F. Osgood, W. C. Graustein | Macmillan and co., Published in 1921, 651 pages
158. C*-algebraic Methods in Spectral Theory
     Serge Richard | Nagoya University, Published in 2014, 103 pages
159. Differential Geometrical Theory of Statistics
     Frederic Barbaresco, Frank Nielsen (eds) | MDPI AG, Published in 2017, 474 pages
160. Quadratic Forms and Their Applications
     Andrew Ranicki, et al. | American Mathematical Society, Published in 2000, 314 pages
161. Differential Geometry of Indefinite Complex Submanifolds in Indefinite Complex Space Forms
     Alfonso Romero, Young Jin Suh | , Published in 2004, 60 pages
162. Combinatorial Theory
     Gian-Carlo Rota | , Published in 1998, 414 pages
163. CK-12 Basic Probability and Statistics: A Short Course
     Brenda Meery | CK-12.org, Published in 2010, 201 pages
164. H2 Mathematics Textbook
     Yan Min Choo | , Published in 2016, 1384 pages
165. Elements of Algebra
     Arthur Schultze | The Macmillan Company, Published in 1917, 377 pages
166. Lectures on Harmonic Analysis
     Thomas Wolff | American Mathematical Society, Published in 2003, 85 pages
167. Numerical Methods Course Notes
     Steven E. Pav | University of California at San Diego, Published in 2005, 180 pages
168. Algorithmic Number Theory
     J.P. Buhler, P. Stevenhagen | Cambridge University Press, Published in 2008, 662 pages
169. Axiom: The Scientific Computation System
     Richard D. Jenks, Robert S. Sutor | axiom-developer.org, Published in 2003, 1200 pages
170. Proof Theory and Philosophy
     Greg Restall | consequently.org, Published in 2006, 168 pages
171. Kähler-Einstein metrics: Old and New
     Daniele Angella, Cristiano Spotti | arXiv.org, Published in 2017, 48 pages
172. Tensors and Relativity
     Peter Dunsby | , Published in 2004, 203 pages
173. Lectures on Topics in Algebraic K-Theory
     Hyman Bass | Tata Institute of Fundamental Research, Published in 1967, 138 pages
174. Entropy of Compact Group Automorphisms
     Thomas Ward | University of East Anglia, Published in 2001, 84 pages
175. Lectures on Symplectic Geometry
     Ana Cannas da Silva | Springer, Published in 2006, 225 pages
176. Everything Maths: Grade 10 Mathematics
     Neels van der Westhuizen, et al. | Siyavula, Published in 2012, 469 pages
177. Smarandache Semigroups
     W. B. Vasantha Kandasamy | American Research Press, Published in 2002, 95 pages
178. Elementary Calculus: An Approach Using Infinitesimals
     H. Jerome Keisler | Bodgen & Quigley, Published in 2012, 992 pages
179. The Mathemagician and Pied Puzzler: A Collection in Tribute to Martin Gardner
     Martin Gardner, at al. | AK Peters, Published in 1999, 252 pages
180. Discrete Math for Computer Science Students
     Ken Bogart, Cliff Stein | Dartmouth College, Published in 2003, 252 pages
181. Tabletop: Analog Game Design
     Greg Costikyan, Drew Davidson | , Published in 2011, 206 pages
182. Basic Concepts of Mathematics
     Elias Zakon | The Trillia Group, Published in 2007, 208 pages
183. The Nature of Mathematics
     Philip E. B. Jourdain | T. C. & E. C. Jack, Published in 1919, 136 pages
184. Introductory Statistics Notes
     Jamie DeCoster | University of Alabama, Published in 1998, 48 pages
185. Linear Elliptic Equations of Second Order
     Erich Miersemann | Leipzig University, Published in 2012, 87 pages
186. Rational Amusement for Winter Evenings
     John Jackson | Longman, Published in 1821, 138 pages
187. Introduction to Algebraic Topology and Algebraic Geometry
     U. Bruzzo | , Published in 2008, 138 pages
188. An Invitation to General Algebra and Universal Constructions
     George M. Bergman | Henry Helson, Published in 1998, 398 pages
189. Numerical Analysis I
     Mark Embree | Rice University, Published in 2012, 207 pages
190. Interacting Particle Systems
     Stefan Grosskinsky | University of Warwick, Published in 2009, 56 pages
191. Representation Theory of Compact Groups
     Michael Ruzhansky, Ville Turunen | Aalto TKK, Published in 2008, 135 pages
192. Introduction to Dynamical Systems: A Hands-on Approach with Maxima
     Jaime E. Villate | , Published in 2006, 43 pages
193. The K-book: An introduction to algebraic K-theory
     Charles Weibel | Rutgers, Published in 2010
194. The Theory of Numbers
     R. D. Carmichael | John Wiley & Sons, Published in 1914, 85 pages
195. Numerical Algorithms: Methods for Computer Vision, Machine Learning, and Graphics
     Justin Solomon | CRC Press, Published in 2015, 397 pages
196. Calculus Volume 3
     | OpenStax, Published in 2016, 1032 pages
197. Basic Calculus Refresher
     Ismor Fischer | University of Wisconsin, Published in 2008, 21 pages
198. Advances in Graph Algorithms
     Ton Kloks, Yue-Li Wang | viXra.org, Published in 2013, 178 pages
199. Functions of a Complex Variable
     Thomas Murray MacRobert | The Macmillan Company, Published in 1917, 328 pages
200. Lectures on Statistics
     Robert B. Ash | University of Illinois, Published in 2007
201. An Introduction to Hilbert Module Approach to Multivariable Operator Theory
     Jaydeb Sarkar | arXiv, Published in 2013, 52 pages
202. Model-Theoretic Logics
     J. Barwise, S. Feferman | Springer, Published in 1985, 893 pages
203. Numerical Methods For Time Dependent Equations
     P. Lascaux | Tata Institute of Fundamental Research, Published in 1976, 162 pages
204. Continuous Groups Of Transformations
     Luther Pfahler Eisenhart | Princeton University Press, Published in 1933, 319 pages
205. Immersive Linear Algebra
     J. Strom, K. Astrom, T. Akenine-Moller | immersivemath, Published in 2017, 205 pages
206. Very Basic Noncommutative Geometry
     Masoud Khalkhali | University of Western Ontario, Published in 2004, 104 pages
207. Lectures on Logarithmic Algebraic Geometry
     Arthur Ogus | University of California, Berkeley, Published in 2006, 255 pages
208. An Introduction to Lie Group Integrators
     E. Celledoni, H. Marthinsen, B. Owren | arXiv, Published in 2012, 28 pages
209. The Haskell Road to Logic, Maths and Programming
     Kees Doets, Jan van Eijck | College Publications, Published in 2004, 449 pages
210. The Hauptvermutung Book: A Collection of Papers on the Topology of Manifolds
     A.A. Ranicki, et al, | Springer, Published in 1996, 194 pages
211. Calculus
     | Wikibooks, Published in 2011, 456 pages
212. Numerical Analysis: Theory and Application
     Jan Awrejcewicz | InTech, Published in 2011, 626 pages
213. Ordinary Differential Equations
     Dmitry Panchenko | University of Toronto, Published in 2018, 141 pages
214. Topics in Logic and Foundations
     Stephen G. Simpson | The Pennsylvania State University, Published in 2005, 89 pages
215. Matroid Decomposition
     Klaus Truemper | Leibniz, Published in 1998, 398 pages
216. Combinatory Analysis
     Percy A. MacMahon | Cambridge University Press, Published in 1915, 612 pages
217. Introduction to Twisted Commutative Algebras
     Steven V Sam, Andrew Snowden | arXiv, Published in 2012, 56 pages
218. Set Theoretic Approach to Algebraic Structures in Mathematics
     W. B. Vasantha Kandasamy, Florentin Smarandache | Educational Publisher, Published in 2013, 168 pages
219. n-Linear Algebra of Type II
     W. B. V. Kandasamy, F. Smarandache | InfoLearnQuest, Published in 2008, 231 pages
220. Four-manifolds, Geometries and Knots
     Jonathan Hillman | arXiv, Published in 2009, 396 pages
221. Probabilistic Programming and Bayesian Methods for Hackers
     Cameron Davidson-Pilon | GitHub, Inc., Published in 2013
222. Numerical Stability
     M.N. Spijker | Leiden University, Published in 1998, 71 pages
223. Progress in Commutative Algebra 2: Closures, Finiteness and Factorization
     Christopher Francisco, et al. | De Gruyter Open, Published in 2012, 315 pages
224. A Primer on Homotopy Colimits
     Daniel Dugger | University of Oregon, Published in 2008, 72 pages
225. Real Functions in One Variable: Calculus 1a
     Leif Mejlbro | BookBoon, Published in 2006, 146 pages
226. Lectures on Modular Functions of One Complex Variable
     H. Maass | Tata institute of Fundamental Research, Published in 1983, 242 pages
227. Reversible Markov Chains and Random Walks on Graphs
     David Aldous, James Allen Fill | University of California, Berkeley, Published in 2014, 516 pages
228. Foundations of Constructive Probability Theory
     Yuen-Kwok Chan | arXiv.org, Published in 2019, 517 pages
229. Optimization and Dynamical Systems
     U. Helmke, J. B. Moore | Springer, Published in 1996, 414 pages
230. Manifolds of Differentiable Mappings
     Peter W. Michor | Birkhauser, Published in 1980, 165 pages
231. Functional Differential Geometry
     Gerald Jay Sussman, Jack Wisdom | MIT, Published in 2005, 77 pages
232. Using R for Introductory Statistics
     John Verzani | Chapman & Hall/CRC, Published in 2004, 114 pages
233. Statistics Beyond the Absolute Basics
     Ivan Lowe | scientificlanguage.com, Published in 2018, 182 pages
234. Manifolds: Current Research Areas
     Paul Bracken (ed.) | InTech, Published in 2017, 158 pages
235. Practical Mathematics for Home Study
     Claude Irwin Palmer | McGraw-Hill, Published in 1919, 528 pages
236. Algebra: A Computational Introduction
     John Scherk | Chapman & Hall, Published in 2000, 419 pages
237. Higher Mathematics for Engineers and Physicists
     Ivan S. Sokolnikoff | McGraw Hill, Published in 1941, 537 pages
238. The Algebraic Theory of Modular Systems
     Francis Sowerby Macaulay | Cambridge University Press, Published in 1916, 140 pages
239. Discrete Mathematics for Computer Science
     Jean Gallier | arXiv, Published in 2008, 255 pages
240. Elementary Analytic Functions: Complex Functions Theory a-1
     Leif Mejlbro | BookBoon, Published in 2010, 145 pages
241. Operators on Hilbert Space
     John Erdos | King's College London, Published in 2004, 52 pages
242. Probability and Theory of Errors
     Robert Simpson Woodward | J. Wiley & Sons, Published in 1906, 64 pages
243. Synthetic Differential Geometry
     Anders Kock | Cambridge University Press, Published in 2006, 241 pages
244. Irrational Numbers and Their Representation by Sequences and Series
     Henry Parker Manning | J. Wiley & sons, Published in 1906, 156 pages
245. Infinite-dimensional Lie Algebras
     Iain Gordon | University of Edinburgh, Published in 2009, 55 pages
246. Categories and Modules
     Takahiro Kato | viXra.org, Published in 2015, 323 pages
247. Transmutations and Applications: a survey
     Sergei M. Sitnik | arXiv, Published in 2010, 141 pages
248. Algebra I
     | CK-12 Foundation, Published in 2009, 992 pages
249. First Year Calculus
     W W L Chen | Macquarie University, Published in 2008, 238 pages
250. Calculus with Analytic Geometry
     Richard H. Crowell, William E. Slesnick | W W Norton & Co Inc, Published in 2008, 662 pages
251. Coalgebras and Modal Logic
     Alexander Kurz | ESSLLI, Published in 2002, 100 pages
252. Elementary Fuzzy Matrix Theory and Fuzzy Models for Social Scientists
     W. B. Vasantha Kandasamy, at al. | arXiv, Published in 2007, 352 pages
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314. Beginning and Intermediate Algebra
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316. One Variable Advanced Calculus
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322. Mixed Motives
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324. Stacks Project
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328. An Introduction to Nonlinear Optimization Theory
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329. Flavors of Geometry
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330. Set Theory and Topology: An Introduction to the Foundations of Analysis
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331. First Steps in Numerical Analysis
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332. Lower K- and L-theory
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338. A History Of The Mathematical Theory Of Probability
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351. New Directions in Hopf Algebras
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352. OpenIntro Statistics
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353. The Geometry and Topology of Braid Groups
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354. Modular Forms: A Computational Approach
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358. Introduction to the Theory of Fourier's Series and Integrals
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359. Iterative Methods in Combinatorial Optimization
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368. Lectures on Potential Theory
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369. Fundamentals of Model Theory
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373. Introduction to Numerical Methods and Matlab Programming for Engineers
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375. The Geometry of Iterated Loop Spaces
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379. The Elements Of Non-Euclidean Geometry
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380. Mathematics and Physics of Emerging Biomedical Imaging
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381. Lectures On The General Theory Of Integral Functions
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387. A Gentle Introduction to Category Theory: the calculational approach
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388. Quick Tour of the Topology of R
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389. Fractal Geometry
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397. Linear Partial Differential Equations and Fourier Theory
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398. Geometry of Numbers with Applications to Number Theory
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407. On Lie Algebras Of Prime Characteristic
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408. Linear Algebra: Course
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417. Introduction to Stokes Structures
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426. Calculus and Linear Algebra. Vol. 2
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427. Just the Maths
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428. Complex Manifolds and Hermitian Differential Geometry
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429. A Manual of Intensional Logic
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433. Category Theory
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434. Fundamental Numerical Methods and Data Analysis
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435. Ordinary Differential Equations
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436. Open Trigonometry: Basic to Advanced
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437. Geometry and Group Theory
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438. An Introduction to the Theory of Groups of Finite Order
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439. Amusements in Mathematics
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440. First Semester in Numerical Analysis with Julia
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441. Spherical Harmonics in p Dimensions
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442. Partial Differential Equations of Mathematical Physics
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443. Lectures on Differential Equations
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444. Circulants
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446. An Elementary Course in Synthetic Projective Geometry
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447. Introduction to Vectors and Tensors Volume 2: Vector and Tensor Analysis
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448. Introduction to Fortran 95 and Numerical Computing
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449. Toposes, Triples and Theories
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450. Lectures on Lie Groups and Representations of Locally Compact Groups
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451. Elliptic Functions and Elliptic Curves
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452. Stochastic Processes
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453. Noncommutative Rings
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454. Lectures on Riemann Matrices
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455. Topics in Real and Functional Analysis
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456. Mathematical Biology
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457. Symplectic Geometry
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458. An Introduction to Asymptotic Analysis
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459. Basic Real Analysis
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460. Introduction to Vectors and Tensors Volume 1: Linear and Multilinear Algebra
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461. Quantitative Analysis: Algebra with a Business Perspective
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462. Notes on Numerical Linear Algebra
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463. Residues and Duality
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464. CK-12 Trigonometry
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465. An introduction to Noncommutative Projective Geometry
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466. Linear Algebra C-2: Geometrical Vectors, Vector Spaces and Linear Maps
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467. Introduction to Algebraic Geometry
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468. What is Mathematics: Gödel's Theorem and Around
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469. Vector Analysis and the Theory of Relativity
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470. Introduction to Representation Theory
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471. Algorithms for Modular Elliptic Curves
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472. Topological Groups: Yesterday, Today, Tomorrow
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473. Book of Proof
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474. The Chaos Hypertextbook
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475. Basics of Algebra and Analysis For Computer Science
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476. Commutative Algebra
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477. Elementary Real Analysis
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478. Computer analysis of number sequences
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479. Category Theory Lecture Notes
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480. Applied Discrete Structures
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481. Functional and Structured Tensor Analysis for Engineers
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482. A First Course in Linear Algebra
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483. Vector Analysis Notes
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484. Probability and Mathematical Statistics
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485. An Introduction to Nonassociative Algebras
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486. Symplectic, Poisson, and Noncommutative Geometry
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487. Linear Algebra C-4: Quadratic equations in two or three variables
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488. Yet Another Calculus Text
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489. Mathematical Logic
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490. The Design of Approximation Algorithms
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491. Why are Braids Orderable?
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492. Quick Notes - Statistics
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493. Introduction to Lie Groups and Lie Algebras
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494. Flatland: A Romance of Many Dimensions
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495. Mathematics, Basic Math and Algebra
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496. Linear Algebra Done Wrong
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497. Trigonometry
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498. Mathematical Exercises for Home Work
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499. The Mathematics of Investment
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500. Generic Polynomials: Constructive Aspects of the Inverse Galois Problem
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