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. Prerequisites in Algebraic Topology
   Bjorn Ian Dundas | NTNU, Published in 2005, 55 pages
2. Engineering Mathematics: YouTube Workbook
   Christopher C. Tisdell | BookBoon, Published in 2012, 114 pages
3. Contact Topology
   George Torres, Robert Gompf | University of Texas at Austin, Published in 2017, 51 pages
4. Complex Analytic and Differential Geometry
   Jean-Pierre Demailly | Universite de Grenoble, Published in 2007, 571 pages
5. Course of Linear Algebra and Multidimensional Geometry
   Ruslan Sharipov | Samizdat Press, Published in 1996, 143 pages
6. Calculus Made Easy
   Silvanus P. Thompson | The MacMillan Company, Published in 1914, 315 pages
7. Trends in Commutative Algebra
   Luchezar L. Avramov, at al. | Cambridge University Press, Published in 2005, 264 pages
8. Mathematics for Engineers
   William Neville Rose | Chapman, Published in 1922
9. Probability, Geometry and Integrable Systems
   Mark Pinsky, Bjorn Birnir | Cambridge University Press, Published in 2007, 428 pages
10. Theory of Functions of a Real Variable
    Shlomo Sternberg | , Published in 2005, 393 pages
11. A Short History of Greek Mathematics
    James Gow | Cambridge University Press, Published in 1884, 351 pages
12. A First Course in Mathematics Concepts for Elementary School Teachers
    Marcel B. Finan | Arkansas Tech University, Published in 2006, 452 pages
13. Tunneling Through the Math Barrier
    William J. Meese | arXiv.org, Published in 2018, 187 pages
14. Introduction to Vectors
    Christopher C. Tisdell | Bookboon, Published in 2014, 68 pages
15. Basic Data Analysis and More: A Guided Tour Using Python
    O. Melchert | arXiv, Published in 2012, 62 pages
16. Computational Category Theory
    D.E. Rydeheard, R.M. Burstall | , Published in 2001, 263 pages
17. Introduction to Real Analysis
    Lee Larson | University of Louisville, Published in 2014, 184 pages
18. Mathematical Philosophy: A Study of Fate and Freedom
    Cassius Jackson Keyser | E.P. Dutton & company, Published in 1922, 490 pages
19. Category Theory and Functional Programming
    Mikael Vejdemo-Johansson | University of St. Andrews, Published in 2012, 99 pages
20. Lectures on Logarithmic Algebraic Geometry
    Arthur Ogus | University of California, Berkeley, Published in 2006, 255 pages
21. Advanced High-School Mathematics
    David B. Surowski | Kansas State University, Published in 2011, 435 pages
22. First Book in General Mathematics
    Frank S. Pugh | P.P. Simmons, Published in 1917, 285 pages
23. Examples of differential equations, with rules for their solution
    George A. Osborne | Boston, Ginn & Company, Published in 1899, 76 pages
24. Integration and Differential Equations
    R.S. Johnson | BookBoon, Published in 2012, 122 pages
25. Non-Euclidean Geometry
    Henry Manning | Ginn and Company, Published in 1901, 93 pages
26. Collaborative Statistics
    Barbara Illowsky, Susan Dean | Illowsky Publising, Published in 2012, 728 pages
27. Scientific Computing
    Jeffrey R. Chasnov | Harvey Mudd College, Published in 2013, 152 pages
28. Group theory for Maths, Physics and Chemistry
    Arjeh Cohen, Rosane Ushirobira, Jan Draisma | , Published in 2007, 93 pages
29. Compiled and Solved Problems in Geometry and Trigonometry
    Florentin Smarandache | viXra.org, Published in 2015, 221 pages
30. Elementary College Geometry
    Henry Africk | CUNY Academic Works, Published in 2013, 376 pages
31. Group Characters, Symmetric Functions, and the Hecke Algebra
    David M. Goldschmidt | American Mathematical Society, Published in 1993, 69 pages
32. Lectures on Siegel Modular Forms and Representation by Quadratic Forms
    Y. Kitaoka | Tata Institute of Fundamental Research, Published in 1986, 197 pages
33. The Game of Logic
    Lewis Carroll | MacMillan, Published in 1887, 128 pages
34. Topics in Real and Functional Analysis
    Gerald Teschl | Universitaet Wien, Published in 2016, 486 pages
35. Basic Analysis: Introduction to Real Analysis
    Jiri Lebl | Lulu.com, Published in 2009, 161 pages
36. Analytic Geometry and Principles of Algebra
    A. Ziwet, L.A. Hopkins, E.R. Hedrick | The Macmillan Company, Published in 1913, 398 pages
37. Lectures on the Mean-Value and Omega Theorems for the Riemann Zeta-Function
    K. Ramachandra | Tata Institute of Fundamental Research, Published in 1995, 190 pages
38. Archimedes
    Thomas Little Heath | , Published in 1920, 76 pages
39. Lectures on Statistics
    Robert B. Ash | University of Illinois, Published in 2007
40. Harmonic Analysis
    Russell Brown | University of Kentucky, Published in 2009, 191 pages
41. Notes on Galois Theory
    Mark Reeder | Boston College, Published in 2012, 66 pages
42. A First Course in Linear Algebra: Study Guide for the Undergraduate Linear Algebra Course
    Mohammed Kaabar | , Published in 2015, 130 pages
43. Theory of Functions of a Complex Variable
    Heinrich Burkhardt | D. C. Heath, Published in 1913, 456 pages
44. Calculus and Differential Equations
    John Avery | Learning Development Institute, Published in 2010, 137 pages
45. The Manual of Mathematical Magic
    Peter McOwan | Queen Mary, University of London, Published in 2010, 96 pages
46. Lectures on Holomorphic Curves in Symplectic and Contact Geometry
    Chris Wendl | arXiv, Published in 2010, 153 pages
47. Lectures notes on compact Riemann surfaces
    Bertrand Eynard | arXiv.org, Published in 2018, 119 pages
48. The K-book: An introduction to algebraic K-theory
    Charles Weibel | Rutgers, Published in 2010
49. Reversibility and Stochastic Networks
    F.P. Kelly | John Wiley and Sons Ltd, Published in 1979, 233 pages
50. Lectures on Riemann Matrices
    C.L. Siegel | Tata Institute of Fundamental Research, Published in 1963, 101 pages
51. The Radon Transform
    Sigurdur Helgason | Birkhauser Boston, Published in 1999, 196 pages
52. Manifolds of Differentiable Mappings
    Peter W. Michor | Birkhauser, Published in 1980, 165 pages
53. Elementary Topology
    O. Ya. Viro, O. A. Ivanov, N. Yu. Netsvetaev, V. M. Kharlamov | American Mathematical Society, Published in 2008, 400 pages
54. A Problem-Solving Approach to College Algebra
    Marcel B. Finan | Arkansas Tech University, Published in 2002, 92 pages
55. Dynamics, Ergodic Theory, and Geometry
    Boris Hasselblatt | Cambridge University Press, Published in 2007, 334 pages
56. Graphical Calculus
    Arthur Henry Barker | Longmans, Green, and Co., Published in 1896, 188 pages
57. A First Course of Partial Differential Equations in Physical Sciences and Engineering
    Marcel B. Finan | Arkansas Tech University, Published in 2009, 285 pages
58. Probability and Statistics for Geophysical Processes
    D. Koutsoyiannis | National Technical University of Athens, Published in 2008, 161 pages
59. Higher Topos Theory
    Jacob Lurie | Princeton University Press, Published in 2009, 943 pages
60. Category Theory for the Sciences
    David I. Spivak | The MIT Press, Published in 2014, 496 pages
61. Convex Optimization
    Stephen Boyd, Lieven Vandenberghe | Cambridge University Press, Published in 2004, 730 pages
62. Symbolic Logic: A First Course
    Gary Hardegree | Mcgraw-Hill College, Published in 1999, 468 pages
63. An Elementary Introduction to Group Theory
    M. E. Charkani | AMS, Published in 2018, 47 pages
64. Knot Diagrammatics
    Louis H. Kauffman | arXiv, Published in 2004, 107 pages
65. Geometrical Theory of Dynamical Systems
    Nils Berglund | arXiv, Published in 2001, 85 pages
66. Numerical Methods For Time Dependent Equations
    P. Lascaux | Tata Institute of Fundamental Research, Published in 1976, 162 pages
67. Categorical Homotopy Theory
    Emily Riehl | Cambridge University Press, Published in 2014, 292 pages
68. Introduction to Methods of Applied Mathematics
    Sean Mauch | Caltech, Published in 2004, 2321 pages
69. Isometrica: A Geometrical Introduction to Planar Crystallographic Groups
    George Baloglou | , Published in 2007, 473 pages
70. Projective and Polar Spaces
    Peter J. Cameron | Queen Mary College, Published in 1991, 147 pages
71. Probability, Statistics and Stochastic Processes
    Cosma Rohilla Shalizi | , Published in 2001, 71 pages
72. The Calculus Integral
    Brian S. Thomson | ClassicalRealAnalysis.com, Published in 2010, 303 pages
73. An elementary treatise on Fourier's series and spherical, cylindrical, and ellipsoidal harmonics
    William Elwood Byerly | Ginn and company, Published in 1893, 309 pages
74. Lectures on the Algebraic Theory of Fields
    K.G. Ramanathan | Tata Institute of Fundamental Research, Published in 1956, 228 pages
75. Representation Theory of Compact Groups
    Michael Ruzhansky, Ville Turunen | Aalto TKK, Published in 2008, 135 pages
76. Riemannian Geometry
    Ilkka Holopainen, Tuomas Sahlsten | , Published in 2013, 102 pages
77. Uncertainty Theory
    Baoding Liu | Tsinghua University, Published in 2018, 501 pages
78. Category Theory Lecture Notes
    Daniele Turi | University of Edinburgh, Published in 2001, 61 pages
79. Surreal Numbers: An Introduction
    Claus Tondering | , Published in 2013, 50 pages
80. Handbook of Engineering Mathematics
    Walter E. Wynne, William Spraragen | Van Nostrand, Published in 1916, 246 pages
81. Geometry of Surfaces
    Nigel Hitchin | , Published in 2013, 101 pages
82. Quasi-Projective Moduli for Polarized Manifolds
    Eckart Viehweg | Springer, Published in 1995, 326 pages
83. Notes on Introductory Point-Set Topology
    Allen Hatcher | Cornell University, Published in 2011, 53 pages
84. Topics in Algebraic Combinatorics
    Richard P. Stanley | MIT, Published in 2013, 127 pages
85. College Trigonometry
    Carl Stitz, Jeff Zeager | Stitz Zeager Open Source Mathematics, Published in 2013, 398 pages
86. Lectures on Meromorphic Functions
    W.K. Hayman | Tata Institue of Fundamental Research, Published in 1959, 119 pages
87. Conformal Fractals: Ergodic Theory Methods
    F. Przytycki, M. Urbanski | Cambridge University Press, Published in 2009, 362 pages
88. Solving PDEs in Python
    Hans Petter Langtangen, Anders Logg | Springer, Published in 2017, 148 pages
89. Practical Mathematics for Home Study
    Claude Irwin Palmer | McGraw-Hill, Published in 1919, 528 pages
90. Introduction to Lie Groups and Lie Algebras
    Alexander Kirillov, Jr. | SUNY at Stony Brook, Published in 2010, 136 pages
91. First Steps in Numerical Analysis
    R. Hosking, S. Joe, D. Joyce, and J. Turner | , Published in 1998, 338 pages
92. Analytic Geometry and Calculus
    F.S. Woods, F.H. Bailey | Ginn and Company, Published in 1917, 542 pages
93. Mathematical Methods
    Mihir Sen, Joseph M. Powers | University of Notre Dame, Published in 2010, 432 pages
94. Beyond partial differential equations: A course on linear and quasi-linear abstract hyperbolic evolution equations
    Horst R. Beyer | arXiv, Published in 2011, 275 pages
95. Elementary Differential Equations with Boundary Value Problems
    William F. Trench | Brooks Cole, Published in 2013, 807 pages
96. Geometry with an Introduction to Cosmic Topology
    Mike Hitchman | , Published in 2017, 177 pages
97. Discrete Dynamical Systems
    Arild Wikan | Bookboon, Published in 2013, 254 pages
98. Notes on Automorphic Functions
    Anders Thorup | Kobenhavns Universitet, Published in 1995, 186 pages
99. Lectures on Probability, Statistics and Econometrics
    Marco Taboga | statlect.com, Published in 2010
100. A Second Semester of Linear Algebra
     S. E. Payne | University of Colorado Denver, Published in 2009, 236 pages
101. Notes on Fermionic Fock Space for Number Theorists
     Greg W. Anderson | The University of Arizona, Published in 2000, 99 pages
102. Homogeneous Spaces and Equivariant Embeddings
     Dmitri A. Timashev | arXiv, Published in 2006, 250 pages
103. Foliations and the Geometry of 3-manifolds
     Danny Calegari | Oxford University Press, Published in 2007, 371 pages
104. Topics in Geometry
     John O'Connor | University of St Andrews, Published in 2003
105. Basic Algebra
     Anthony W. Knapp | , Published in 2016, 762 pages
106. First Principles of Symmetrical Beauty
     David Ramsay Hay | W. Blackwood and sons, Published in 1846, 305 pages
107. Multivariable Calculus
     Wong Yan Loi | National University of Singapore, Published in 2013, 105 pages
108. Applied Statistics
     Mohammed A. Shayib | Bookboon, Published in 2013, 300 pages
109. Logic for Computer Scientists
     Uli Furbach | Wikibooks, Published in 2010
110. Abstract Algebra: Theory and Applications
     Thomas Judson | Virginia Commonwealth University Mathematics, Published in 2009, 428 pages
111. Calculus Without Limits
     John C. Sparks | Sparrow Hawk Treasures, Published in 2008, 344 pages
112. Geometric Exercises in Paper Folding
     T. Sundara Row | The Open Court pub. co, Published in 1917, 176 pages
113. Funny Little Calculus Text
     Robert Ghrist | University of Pennsylvania, Published in 2012, 46 pages
114. An Elementary Treatise On Differential Equations And Their Applications
     H.T.H. Piaggio | G. Bell, Published in 1920, 274 pages
115. Algorithmic Number Theory
     J.P. Buhler, P. Stevenhagen | Cambridge University Press, Published in 2008, 662 pages
116. The Handbook of Essential Mathematics
     John C. Sparks | Air Force Publication, Published in 2006, 205 pages
117. Rational Amusement for Winter Evenings
     John Jackson | Longman, Published in 1821, 138 pages
118. Calculus II
     Paul Dawkins | Lamar University, Published in 2011, 380 pages
119. Abelian Varieties
     J. S. Milne | , Published in 2008, 172 pages
120. Lectures on Representation Theory and Invariant Theory
     William Crawley-Boevey | University of Leeds, Published in 1990, 77 pages
121. Applied Nonparametric Regression
     Wolfgang Härdle | Cambridge University Press, Published in 1992, 433 pages
122. Natural Product Xn on matrices
     W. B. Vasantha Kandasamy, Florentin Smarandache | arXiv, Published in 2012, 342 pages
123. Theory of Functions of a Complex Variable
     Andrew Russell Forsyth | Cambridge University Press, Published in 1918, 892 pages
124. Kähler-Einstein metrics: Old and New
     Daniele Angella, Cristiano Spotti | arXiv.org, Published in 2017, 48 pages
125. How We Got From There to Here: A Story of Real Analysis
     Robert Rogers, Eugene Boman | Open SUNY Textbooks, Published in 2013, 210 pages
126. Proof, Sets, and Logic
     M. Randall Holmes | Boise State University, Published in 2009, 207 pages
127. Lectures on Stochastic Analysis
     Thomas G. Kurtz | University of Wisconsin, Published in 2007, 119 pages
128. Notes on Differential Equations
     Bob Terrell | , Published in 2005, 99 pages
129. Introduction to Differential Topology, de Rham Theory and Morse Theory
     Michael Muger | Radboud University, Published in 2005, 80 pages
130. Advanced Calculus and Analysis
     Ian Craw | University of Aberdeen, Published in 2000, 110 pages
131. Calculus: Early Transcendentals
     David Guichard | Lyryx, Published in 2016, 656 pages
132. Advanced Algebra
     Herbert E. Hawkes | Ginn and Company, Published in 1905, 314 pages
133. Theory of the Integral
     Brian S. Thomson | ClassicalRealAnalysis.info, Published in 2012, 407 pages
134. Axiomatic Set Theory I
     A. C. Walczak-Typke | , Published in 2009, 128 pages
135. Men of Mathematics
     E.T. Bell | Archive.org, Published in 1937
136. Mathematical Logic
     Stephen G. Simpson | Pennsylvania State University, Published in 2013, 128 pages
137. Linear Algebra
     Jim Hefferon | Saint Michael's College, Published in 2017, 507 pages
138. Introduction to Lebesgue Integration
     W W L Chen | Macquarie University, Published in 1996, 75 pages
139. Lectures on Disintegration of Measures
     L. Schwartz | Tata Institute of Fundamental Research, Published in 1976, 139 pages
140. Calculus
     H.W. March, H.C. Wolff | McGraw-Hill, Published in 1917, 388 pages
141. Partial Differential Equations of Mathematical Physics
     William W. Symes | Rice University, Published in 2006, 105 pages
142. Stochastic Analysis - Notes
     I. F. Wilde | , Published in 2009, 103 pages
143. Nonlinear Functional Analysis
     Gerald Teschl | University of Vienna, Published in 2009, 74 pages
144. Introduction to Real Analysis
     William F. Trench | Prentice Hall, Published in 2003, 583 pages
145. The Continuum and Other Types of Serial Order
     Edward V. Huntington | Dover Publications, Published in 1917, 90 pages
146. Statistics 1
     Keijo Ruohonen | Tampere University of Technology, Published in 2011, 97 pages
147. Greek Geometry from Thales to Euclid
     George Johnston Allman | Dublin University Press, Published in 1877, 248 pages
148. Elementary Geometry: Practical and Theoretical
     C. Godfrey, A. W. Siddons | Cambridge University Press, Published in 1919, 438 pages
149. Logic for Computer Science
     Jean H. Gallier | Longman Higher Education, Published in 1986, 528 pages
150. Lectures on Numerical Analysis
     Dennis Deturck, Herbert S. Wilf | University of Pennsylvania, Published in 2002, 125 pages
151. A Gentle Introduction to the Art of Mathematics
     Joseph Fields | Southern Connecticut State University, Published in 2009, 428 pages
152. The Geometry of Vector Calculus
     Tevian Dray, Corinne A. Manogue | Oregon State University, Published in 2012, 325 pages
153. Lectures on the Geometry of Manifolds
     Liviu I. Nicolaescu | World Scientific Publishing Company, Published in 2009, 570 pages
154. A Second Course in Elementary Ordinary Differential Equations
     Marcel B. Finan | Arkansas Tech University, Published in 2006, 201 pages
155. Foundations of Combinatorics with Applications
     Edward A. Bender, S. Gill Williamson | Dover Publications, Published in 2006, 480 pages
156. Applied Mathematical Programming
     S. Bradley, A. Hax, T. Magnanti | Addison-Wesley, Published in 1977, 716 pages
157. Entropy and Partial Differential Equations
     Lawrence C. Evans | UC Berkeley, Published in 2003, 213 pages
158. Graph Theory
     Reinhard Diestel | Springer, Published in 2005, 422 pages
159. Combinatory Analysis
     Percy A. MacMahon | Cambridge University Press, Published in 1915, 612 pages
160. Foundations of Constructive Probability Theory
     Yuen-Kwok Chan | arXiv.org, Published in 2019, 517 pages
161. Functional Analysis
     Alexander C. R. Belton | Lancaster University, Published in 2006, 127 pages
162. The Theory of Determinants and Their Applications
     Robert Forsyth Scott | Cambridge University Press, Published in 1904, 308 pages
163. An Introduction to Hilbert Module Approach to Multivariable Operator Theory
     Jaydeb Sarkar | arXiv, Published in 2013, 52 pages
164. Metalogic
     Jan Wolenski | ESSLLI, Published in 2002, 35 pages
165. Foundations in Statistical Reasoning
     Pete Kaslik | , Published in 2018, 310 pages
166. Lectures on Forms of Higher Degree
     J.I. Igusa | Tata Institute of Fundamental Research, Published in 1978, 169 pages
167. Foundations of Descriptive and Inferential Statistics
     Henk van Elst | arXiv, Published in 2013, 144 pages
168. Topology Illustrated
     Peter Saveliev | Intelligent Perception, Published in 2014, 301 pages
169. Lectures on Semi-group Theory and its Application to Cauchy's Problem in Partial Differential Equations
     K. Yosida | Tata Institute of Fundamental Research, Published in 1957, 160 pages
170. A Course Of Differential Geometry
     John Edward Campbell | Clarendon Press, Published in 1926, 288 pages
171. Linear algebra via exterior products
     Sergei Winitzki | Ludwig-Maximilians University, Published in 2009, 82 pages
172. Lie Groups in Physics
     G. 't Hooft, M. J. G. Veltman | Utrecht University, Published in 2007, 75 pages
173. Lectures on Partial Differential Equations
     G.B. Folland | Tata Institute of Fundamental Research, Published in 1983, 145 pages
174. Immersive Linear Algebra
     J. Strom, K. Astrom, T. Akenine-Moller | immersivemath, Published in 2017, 205 pages
175. Radically Elementary Probability Theory
     Edward Nelson | Princeton University Press, Published in 1987, 111 pages
176. Lectures on Elementary Probability
     William G. Faris | University of Arizona, Published in 2002, 62 pages
177. Functional Analysis Lecture Notes
     T.B. Ward | University of East Anglia, Published in 2001, 73 pages
178. Geometric Topology: Localization, Periodicity and Galois Symmetry
     Dennis Sullivan | Springer, Published in 2005, 296 pages
179. A Course in Combinatorial Optimization
     Alexander Schrijver | University of Amsterdam, Published in 2012, 221 pages
180. Complex Analysis
     Christian Berg | Kobenhavns Universitet, Published in 2012, 192 pages
181. An Introduction to Noncommutative Spaces and their Geometry
     Giovanni Landi | arXiv, Published in 1997, 186 pages
182. Computational Modeling and Mathematics Applied to the Physical Sciences
     | National Academy Press, Published in 1984, 108 pages
183. Abstract Algebra I
     Marcel B. Finan | Arkansas Tech University, Published in 2004
184. Mathematics for Computer Scientists
     Gareth J. Janacek, Mark L. Close | BookBoon, Published in 2008, 153 pages
185. Linear Regression Using R: An Introduction to Data Modeling
     David R. Lilja | University of Minnesota, Published in 2016, 91 pages
186. Analytic Combinatorics
     Philippe Flajolet, Robert Sedgewick | Cambridge University Press, Published in 2008, 822 pages
187. Super Special Codes using Super Matrices
     W.B.V. Kandasamy, F. Smarandache, K.Ilanthenral | arXiv, Published in 2010, 161 pages
188. Bayesian Methods for Statistical Analysis
     Borek Puza | ANU Press, Published in 2015, 697 pages
189. Correlation and Causality
     David A. Kenny | John Wiley & Sons Inc, Published in 1979, 353 pages
190. The CRing Project: a collaborative open source textbook on commutative algebra
     Shishir Agrawal, et al. | CRing Project, Published in 2011, 493 pages
191. Geometric Wave Equations
     Stefan Waldmann | arXiv, Published in 2012, 279 pages
192. Temporal Networks
     Petter Holme, Jari Saramäki | arXiv, Published in 2011, 25 pages
193. scl
     Danny Calegari | Mathematical Society of Japan, Published in 2009, 218 pages
194. Arithmetic for Engineers
     Charles B. Clapham | Chapman & Hall, Published in 1925, 526 pages
195. Abel's Theorem and the Allied Theory
     H.F. Baker | Cambridge University Press, Published in 1897, 712 pages
196. Projective Differential Geometry Old and New
     V. Ovsienko, S. Tabachnikov | Cambridge University Press, Published in 2004, 281 pages
197. Advanced Algebra
     John Redden | lardbucket.org, Published in 2014, 2094 pages
198. Determinantal Rings
     Winfried Bruns, Udo Vetter | Springer, Published in 1988, 244 pages
199. High School Mathematics Extensions
     Zhuo Jia Dai, Martin Warmer, Tom Lam | Wikibooks, Published in 2008, 250 pages
200. Synthetic Differential Geometry
     Anders Kock | Cambridge University Press, Published in 2006, 241 pages
201. Differential Equations
     Paul Dawkins | Lamar University, Published in 2011, 504 pages
202. Fundamentals of Analysis
     W W L Chen | Macquarie University, Published in 2008, 152 pages
203. Euclid's Elements of Geometry
     J.L. Heiberg, R. Fitzpatrick | , Published in 2008, 545 pages
204. Quick Introduction to Tensor Analysis
     Ruslan Sharipov | Samizdat Press, Published in 2004, 47 pages
205. Abelian Categories: an Introduction to the Theory of Functors
     Peter Freyd | Harper and Row, Published in 1964, 192 pages
206. Lectures on Elliptic Partial Differential Equations
     J.L. Lions | Tata Institute of Fundamental Research, Published in 1957, 121 pages
207. Calculus for Beginners and Artists
     Daniel Kleitman | MIT, Published in 2009
208. The Calculus for Engineers
     John Perry | E. Arnold, Published in 1897, 408 pages
209. Advances in Discrete Differential Geometry
     Alexander I. Bobenko (ed.) | Springer, Published in 2016, 439 pages
210. 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
211. New Perspectives in Algebraic Combinatorics
     Louis J. Billera, at al. | Cambridge University Press, Published in 1999, 345 pages
212. Famous Problems of Elementary Geometry
     Felix Klein | Ginn and Co., Published in 1897, 108 pages
213. Notes on Basic 3-Manifold Topology
     Allen Hatcher | , Published in 2000, 61 pages
214. On Lie Algebras Of Prime Characteristic
     George B. Seligman | American Mathematical Society, Published in 1956, 93 pages
215. Euclid's Elements
     D.E.Joyce | , Published in 1998
216. Modern Algebraic Topology
     D. G. Bourgin | Macmillan, Published in 1963, 544 pages
217. Complex Dynamics and Renormalization
     Curtis T. McMullen | Princeton University Press, Published in 1994, 219 pages
218. Commutator Theory for Congruence Modular Varieties
     Ralph Freese, Ralph McKenzie | Cambridge University Press, Published in 1987, 174 pages
219. Fundamentals of Practical Mathematics
     George Wentworth | Ginn and Co., Published in 1922, 220 pages
220. A Mathematics Primer for Physics Graduate Students
     Andrew E. Blechman | , Published in 2007, 78 pages
221. The Nature of Mathematics
     Philip E. B. Jourdain | T. C. & E. C. Jack, Published in 1919, 136 pages
222. Lectures on Singular Stochastic PDEs
     M. Gubinelli, N. Perkowski | arXiv, Published in 2015, 67 pages
223. Elements of Applied Mathematics
     Cobb Herbert E. | Ginn and Company, Published in 1911, 292 pages
224. The Pythagorean Theorem: Crown Jewel of Mathematics
     John C. Sparks | AuthorHouse, Published in 2008, 190 pages
225. Elementary Number Theory
     William Edwin Clark | University of South Florida, Published in 2002, 129 pages
226. Preparing for College Physics
     David Murdock | TTU, Published in 2002, 64 pages
227. Theoretic Arithmetic
     Thomas Taylor, A. J. Valpy | , Published in 1816, 286 pages
228. Mathematics and Group Theory in Music
     Athanase Papadopoulos | arXiv, Published in 2014, 33 pages
229. Invitation to Dynamical Systems
     Edward R. Scheinerman | Prentice Hall College Div, Published in 2000, 384 pages
230. Lectures on Stochastic Differential Equations and Malliavin Calculus
     S. Watanabe | Tata Institute of Fundamental Research, Published in 1984, 113 pages
231. Contact Geometry
     Hansjoerg Geiges | arXiv, Published in 2004, 86 pages
232. An Introductory Course in Elementary Number Theory
     Wissam Raji | The Saylor Foundation, Published in 2013, 171 pages
233. Chance and Luck
     Richard A. Proctor | Longmans, Green, and Co., Published in 1887, 164 pages
234. Probability and Theory of Errors
     Robert Simpson Woodward | J. Wiley & Sons, Published in 1906, 64 pages
235. Fractal Geometry
     Michael Frame, Benoit Mandelbrot, Nial Neger | Yale University, Published in 2009, 323 pages
236. Advances in Graph Algorithms
     Ton Kloks, Yue-Li Wang | viXra.org, Published in 2013, 178 pages
237. Lectures on Differential Geometry
     John Douglas Moore | University of California, Published in 2009, 263 pages
238. A Century of Mathematics in America
     Peter Duren, Richard A. Askey | American Mathematical Society, Published in 1988
239. Statistics
     | Wikibooks, Published in 2013, 236 pages
240. Mathematics in the Age of the Turing Machine
     Thomas Hales | arXiv, Published in 2013, 45 pages
241. Dynamical Systems and Sheaves
     D. I. Spivak, C. Vasilakopoulou, P. Schultz | arXiv, Published in 2016, 65 pages
242. Operator Algebras and Quantum Statistical Mechanics
     Ola Bratteli, Derek W. Robinson | Springer, Published in 2003, 505 pages
243. Discrete Oscillation Theory
     Ravi P. Agarwal, at al. | Hindawi Publishing Corporation, Published in 2005, 961 pages
244. Ordinary Differential Equations: A Systems Approach
     Bruce P. Conrad | , Published in 2010, 1125 pages
245. An Introduction to the Lie Theory of One-Parameter Groups
     Abraham Cohen | D.C. Heath & co, Published in 1911, 276 pages
246. A Sampler of Riemann-Finsler Geometry
     D. Bao, R. Bryant, S. Chern, Z. Shen | Cambridge University Press, Published in 2004, 376 pages
247. Varieties of Lattices
     Peter Jipsen, Henry Rose | Springer, Published in 1992, 168 pages
248. Lectures On Approximation By Polynomials
     J.G. Burkill | Tata Institute of Fundamental Research, Published in 1959, 75 pages
249. Probability on Trees and Networks
     Russell Lyons, Yuval Peres | Cambridge University Press, Published in 2016, 716 pages
250. Bayesian Field Theory
     J. C. Lemm | arXiv.org, Published in 2000, 200 pages
251. Real Analysis for Graduate Students: Measure and Integration Theory
     Richard F. Bass | CreateSpace, Published in 2011, 206 pages
252. A Course Of Mathematical Analysis
     Shanti Narayan | S.Chand And Company, Published in 1962, 494 pages
253. Precalculus
     David H. Collingwood, K. David Prince, Matthew M. Conroy | , Published in 2011, 335 pages
254. Real Numbers and Fascinating Fractions
     N. M. Beskin | , Published in 1986
255. Mathematics For Engineering Students
     Samuel Keller | D. Van Nostrand Company, Published in 1908, 376 pages
256. An Introduction to K-theory
     Eric M. Friedlander | , Published in 2007, 78 pages
257. A History of Mathematics
     Florian Cajori | The MacMillan Company, Published in 1909, 556 pages
258. The Millennium Prize Problems
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