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 Topics in Stochastic Differential Equations
   Daniel W. Stroock | Tata Institute of Fundamental Research, Published in 1982, 93 pages
2. Lectures on Mean Periodic Functions
   J.P. Kahane | Tata Institute of Fundamental Research, Published in 1959, 165 pages
3. Introduction to the Basics of Heegaard Floer Homology
   Bijan Sahamie | arXiv, Published in 2010, 71 pages
4. CK-12 Single Variable Calculus
   R. Almukkahal, V. Cifarelli, C. Fan, L. Jarvis | CK-12 Foundation, Published in 2009, 457 pages
5. Short introduction to Nonstandard Analysis
   E. E. Rosinger | arXiv, Published in 2004, 197 pages
6. Iterative Methods for Linear and Nonlinear Equations
   C.T. Kelley | SIAM, Published in 1995, 172 pages
7. Theory of Functions of a Real Variable
   Shlomo Sternberg | , Published in 2005, 393 pages
8. Calculus I
   Paul Dawkins | Lamar University, Published in 2011, 586 pages
9. Lectures on Fundamental Concepts of Algebra and Geometry
   John Wesley Young | Macmillan and co., Published in 1917, 264 pages
10. Differential Geometry: A First Course in Curves and Surfaces
    Theodore Shifrin | University of Georgia, Published in 2015, 127 pages
11. Real Functions in One Variable: Simple Differential Equations I
    Leif Mejlbro | BookBoon, Published in 2007, 118 pages
12. Basic Analysis Gently Done: Topological Vector Spaces
    Ivan F. Wilde | King's College, London, Published in 2010, 129 pages
13. Progress in Commutative Algebra 2: Closures, Finiteness and Factorization
    Christopher Francisco, et al. | De Gruyter Open, Published in 2012, 315 pages
14. Category Theory and Functional Programming
    Mikael Vejdemo-Johansson | University of St. Andrews, Published in 2012, 99 pages
15. Robust Optimization
    A. Ben-Tal, L. El Ghaoui, A. Nemirovski | Princeton University Press, Published in 2009, 564 pages
16. Combinatorial Group Theory
    Charles F. Miller III | University of Melbourne, Published in 2004, 99 pages
17. From D-modules to Deformation Quantization Modules
    Pierre Schapira | UPMC, Published in 2012, 89 pages
18. Why the Boundary of a Round Drop Becomes a Curve of Order Four
    A. N. Varchenko, P. I. Etingof | American Mathematical Society, Published in 1992, 72 pages
19. Algebra Study Guide
    John Redden | , Published in 2012, 211 pages
20. Vector Calculus: Course
    Peter Saveliev | , Published in 2013, 294 pages
21. Inside Out: Inverse Problems and Applications
    Gunther Uhlmann | Cambridge University Press, Published in 2003, 400 pages
22. A Semester Course in Trigonometry
    Marcel B. Finan | Arkansas Tech University, Published in 2003, 264 pages
23. Linear Systems Theory and Introductory Algebraic Geometry
    Robert Hermann | Math Sci Press, Published in 1974, 282 pages
24. Inner Algebra
    Aaron Maxwell | Lulu.com, Published in 2005, 94 pages
25. Lectures on Cauchy Problem
    Sigeru Mizohata | Tata Institute of Fundamental Research, Published in 1965, 191 pages
26. Linear Elliptic Equations of Second Order
    Erich Miersemann | Leipzig University, Published in 2012, 87 pages
27. Algebraic Curves: an Introduction to Algebraic Geometry
    William Fulton | Benjamin, Published in 1969, 129 pages
28. Probability and Statistics Cookbook
    Matthias Vallentin | , Published in 2012, 31 pages
29. Grassmann Algebra
    John Browne | , Published in 2001, 238 pages
30. Mathematical Analysis II
    Elias Zakon | The TrilliaGroup, Published in 2009, 436 pages
31. Lectures on Deformations of Singularities
    Michael Artin | Tata Institute of Fundamental Research, Published in 1976, 110 pages
32. Pluckings from the tree of Smarandache: Sequences and functions
    Charles Ashbacher | American Research Press, Published in 1998, 80 pages
33. Pseudodifferential Operators and Nonlinear PDE
    Michael E. Taylor | Birkhäuser Boston, Published in 1991, 202 pages
34. Complex Dynamics and Renormalization
    Curtis T. McMullen | Princeton University Press, Published in 1994, 219 pages
35. Elements of Applied Mathematics
    Cobb Herbert E. | Ginn and Company, Published in 1911, 292 pages
36. Topology Illustrated
    Peter Saveliev | Intelligent Perception, Published in 2014, 301 pages
37. Differential Geometry: Lecture Notes
    Dmitri Zaitsev | Trinity College Dublin, Published in 2004, 49 pages
38. The Air Force Brain Booster Book
    John C. Sparks | Air Force Publication, Published in 2006, 58 pages
39. How We Got From There to Here: A Story of Real Analysis
    Robert Rogers, Eugene Boman | Open SUNY Textbooks, Published in 2013, 210 pages
40. An Introduction to Algebraic Surgery
    Andrew Ranicki | arXiv, Published in 2000, 82 pages
41. Mathematics for Technical Schools
    J.M. Warren, W.H. Rutherford | Copp, Clark, Published in 1921, 356 pages
42. Easy Mathematics: Arithmetic and Algebra for General Readers
    Oliver Lodge | The Macmillan Company, Published in 1910, 466 pages
43. Probability Theory: The Logic of Science
    E. T. Jaynes | Cambridge University Press, Published in 2002, 758 pages
44. Lecture notes on C*-algebras, Hilbert C*-modules, and quantum mechanics
    N.P. Landsman | arXiv, Published in 1998, 90 pages
45. Notes on Combinatorics
    Peter J. Cameron | Queen Mary, University of London, Published in 2007, 130 pages
46. Mathematics in the Age of the Turing Machine
    Thomas Hales | arXiv, Published in 2013, 45 pages
47. Lectures on Integrable Probability
    Alexei Borodin, Vadim Gorin | arXiv, Published in 2012, 63 pages
48. Lie Groups in Physics
    G. 't Hooft, M. J. G. Veltman | Utrecht University, Published in 2007, 75 pages
49. Analysis of Puzzles
    Umesh Nair | , Published in 2006, 88 pages
50. An Inquiry-Based Introduction to Proofs
    Jim Hefferon | Saint Michael's College, Published in 2013, 23 pages
51. Introduction to Arithmetic Groups
    Dave Witte Morris | arXiv, Published in 2015, 491 pages
52. Linear Algebra for Informatics
    José Figueroa-O'Farrill | The University of Edinburgh, Published in 2005, 69 pages
53. Tensor Trigonometry
    A.S. Ninul | FIZMATLIT, Published in 2021, 320 pages
54. Uncertainty Theory
    Baoding Liu | Tsinghua University, Published in 2018, 501 pages
55. A Second Semester of Linear Algebra
    S. E. Payne | University of Colorado Denver, Published in 2009, 236 pages
56. An Introduction to Gaussian Geometry
    Sigmundur Gudmundsson | Lund University, Published in 2009, 75 pages
57. Complex Manifolds and Hermitian Differential Geometry
    Andrew D. Hwang | University of Toronto, Published in 1997, 113 pages
58. Notes on Fermionic Fock Space for Number Theorists
    Greg W. Anderson | The University of Arizona, Published in 2000, 99 pages
59. A History of Greek Mathematics
    Thomas Little Heath | Clarendon Press, Published in 1921, 1084 pages
60. A First Course in Complex Analysis
    M. Beck, G. Marchesi, D. Pixton | San Francisco State University, Published in 2012, 127 pages
61. Lectures on Lie Groups and Representations of Locally Compact Groups
    F. Bruhat | Tata Institute of Fundamental Research, Published in 1958, 140 pages
62. Combinatory Analysis
    Percy A. MacMahon | Cambridge University Press, Published in 1915, 612 pages
63. Encyclopedia of Dynamical Systems
    D. Anosov, at al. | Scholarpedia, Published in 2009
64. Arithmetic Duality Theorems
    J.S. Milne | BookSurge Publishing, Published in 2006, 347 pages
65. Banach Modules and Functors on Categories of Banach Spaces
    J. Cigler, V. Losert, P.W. Michor | Marcel Dekker Inc, Published in 1979, 297 pages
66. Abstract Algebra for Polynomial Operations
    Maya Mohsin Ahmed | , Published in 2009, 210 pages
67. Introduction to the Theory of Infinite-Dimensional Dissipative Systems
    Constantin I. Chueshov | ACTA, Published in 2002, 419 pages
68. Linear Algebra Examples C-1: Linear equations, matrices and determinants
    Leif Mejlbro | BookBoon, Published in 2009, 113 pages
69. Notes on String Topology
    Ralph L. Cohen, Alexander A. Voronov | arXiv, Published in 2005, 95 pages
70. Exotic Homology Manifolds
    Frank Quinn, Andrew Ranicki | , Published in 2006, 158 pages
71. Introduction to Differential Equations
    Jeffrey R. Chasnov | The Hong Kong University of Science &Technology, Published in 2010, 126 pages
72. Statistical Treatment of Experimental Data
    Hugh D. Young | McGraw Hill, Published in 1962
73. Partial Differential Equations with Maple
    Robert Piche, Keijo Ruohonen | Tampere University of Technology, Published in 1997, 131 pages
74. Stochastic Processes
    Leif Mejlbro | BookBoon, Published in 2012, 263 pages
75. Nonstandard Analysis in Topology
    Sergio Salbany, Todor Todorov | arXiv, Published in 2011, 48 pages
76. Category Theory: A Gentle Introduction
    Peter Smith | Logic Matters, Published in 2016, 283 pages
77. Category Theory for Scientists
    David I. Spivak | arXiv, Published in 2013, 261 pages
78. Stochastic Differential Equations: Models and Numerics
    Anders Szepessy, et al. | KTH, Published in 2010, 202 pages
79. Metric and Topological Spaces
    T. W. Körner | University of Cambridge, Published in 2014, 109 pages
80. Hilbert Spaces and Operators on Hilbert Spaces
    Leif Mejlbro | BookBoon, Published in 2009, 109 pages
81. Complex Variables with Applications
    Jeremy Orloff | LibreTexts, Published in 2021, 289 pages
82. Analytic Number Theory: A Tribute to Gauss and Dirichlet
    William Duke, Yuri Tschinkel | American Mathematical Society, Published in 2007, 266 pages
83. Introduction to Methods of Applied Mathematics
    Sean Mauch | Caltech, Published in 2004, 2321 pages
84. Bayesian Field Theory
    J. C. Lemm | arXiv.org, Published in 2000, 200 pages
85. The Calculus
    William V. Smith | Brigham Young University, Published in 2001, 144 pages
86. Fundamental Concepts of Mathematics
    Farshid Hajir | University of Massachusetts, Published in 2005, 69 pages
87. Introduction to Symplectic Field Theory
    Y. Eliashberg, A. Givental, H. Hofer | arXiv, Published in 2000, 102 pages
88. Knot Invariants and Higher Representation Theory
    Ben Webster | arXiv, Published in 2013, 87 pages
89. An Introduction to Asymptotic Analysis
    Simon J.A. Malham | Heriot-Watt University, Published in 2010, 56 pages
90. Elementary Analytic Functions: Complex Functions Theory a-1
    Leif Mejlbro | BookBoon, Published in 2010, 145 pages
91. Math in Society
    David Lippman | Lulu.com, Published in 2013, 432 pages
92. Intermediate Algebra
    Donna Gaudet, et al. | Scottsdale Community College, Published in 2013, 480 pages
93. Interactive Real Analysis
    Bert G. Wachsmuth | Seton Hall University, Published in 2007
94. Introduction to Matrix Algebra
    Autar K Kaw | University of South Florida, Published in 2002, 192 pages
95. A Geometric Approach to Differential Forms
    David Bachman | arXiv, Published in 2003, 106 pages
96. Wave Propagation Analysis with Boundary Element Method
    Chiara Guardasoni | Ledizioni LediPublishing, Published in 2010, 130 pages
97. Advances in Graph Algorithms
    Ton Kloks, Yue-Li Wang | viXra.org, Published in 2013, 178 pages
98. Lectures on Topics In Finite Element Solution of Elliptic Problems
    Bertrand Mercier | Tata Institute of Fundamental Research, Published in 1979, 177 pages
99. An Introduction to Partial Differential Equations
    Per Kristen Jakobsen | arXiv.org, Published in 2019, 226 pages
100. Mirror Symmetry
     Cumrun Vafa, Eric Zaslow | American Mathematical Society, Published in 2003, 950 pages
101. Experimental Design and Analysis
     Howard J. Seltman | Carnegie Mellon University, Published in 2012, 428 pages
102. Basic Category Theory
     Tom Leinster | arXiv, Published in 2016, 191 pages
103. Combinatorial Theory
     Gian-Carlo Rota | , Published in 1998, 414 pages
104. Course of Differential Geometry
     Ruslan Sharipov | Samizdat Press, Published in 2004, 132 pages
105. Voting, Arbitration & Fair Division: Mathematics of Social Choice
     Marcus Pivato | Trent University, Published in 2007, 181 pages
106. Fractal Geometry
     Michael Frame, Benoit Mandelbrot, Nial Neger | Yale University, Published in 2009, 323 pages
107. New Frontiers in Graph Theory
     Yagang Zhang (ed.) | InTech, Published in 2012, 526 pages
108. Basic Real Analysis
     Anthony W. Knapp | Birkhäuser, Published in 2016, 840 pages
109. Understanding Calculus
     Faraz Hussain | , Published in 2008
110. Complex Analysis for Mathematics and Engineering
     John H. Mathews, Russell W. Howell | Jones & Bartlett Learning, Published in 2006, 633 pages
111. Foundations of Constructive Probability Theory
     Yuen-Kwok Chan | arXiv.org, Published in 2019, 517 pages
112. Algebraic Groups, Lie Groups, and their Arithmetic Subgroups
     J. S. Milne | , Published in 2010, 383 pages
113. Lectures on the History of Mathematics
     G. Donald Allen | Texas A&M University, Published in 2003
114. Introduction to Algebraic Topology and Algebraic Geometry
     U. Bruzzo | , Published in 2008, 138 pages
115. Algebraic General Topology
     Victor Porton | Mathematics21.org, Published in 2015, 349 pages
116. Probability Theory
     Curtis T. McMullen | Harvard University, Published in 2011, 98 pages
117. Topology
     Curtis T. McMullen | Harvard University, Published in 2013, 90 pages
118. Practical Mathematics for Beginners
     Frank Castle | Macmillan and co, Published in 1905, 366 pages
119. Theory of the Integral
     Stanislaw Saks | Polish Mathematical Society, Published in 1937, 347 pages
120. Elementary Symbolic Dynamics and Chaos in Dissipative Systems
     Bai-Lin Hao | World Scientific, Published in 1989, 475 pages
121. The First Six Books of the Elements of Euclid
     John Casey, Euclid | Longmans, Green, and Co., Published in 1885, 233 pages
122. Commutative Algebra
     Jacob Lurie, Akhil Mathew | Harvard University, Published in 2010, 172 pages
123. Foundations of Combinatorics with Applications
     Edward A. Bender, S. Gill Williamson | Dover Publications, Published in 2006, 480 pages
124. A Problem-Solving Approach to College Algebra
     Marcel B. Finan | Arkansas Tech University, Published in 2002, 92 pages
125. A Course in Combinatorial Optimization
     Alexander Schrijver | University of Amsterdam, Published in 2012, 221 pages
126. Lectures on Topics in Analysis
     Raghavan Narasimhan | Tata Institute of Fundamental Research, Published in 1965, 205 pages
127. Calculus with Analytic Geometry
     Richard H. Crowell, William E. Slesnick | W W Norton & Co Inc, Published in 2008, 662 pages
128. Lectures on Quadratic Forms
     C.L. Siegel | Tata Institute of Fundamental Research, Published in 1957, 170 pages
129. Lectures on Representations of Complex Semi-Simple Lie Groups
     Thomas J. Enright | Tata Institute of Fundamental Research, Published in 1981, 94 pages
130. Lectures on The Riemann Zeta-Function
     K. Chandrasekharan | Tata Institute of Fundamental Research, Published in 1953, 154 pages
131. Differential Topology and Morse Theory
     Dirk Schuetz | University of Sheffield, Published in 2009, 96 pages
132. Introduction to Differential Topology, de Rham Theory and Morse Theory
     Michael Muger | Radboud University, Published in 2005, 80 pages
133. Introduction to Characteritic Classes and Index Theory
     Jean-Pierre Schneiders | Universidade de Lisboa, Published in 2000, 236 pages
134. Topics in topology: The signature theorem and some of its applications
     Liviu I. Nicolaescu | University of Notre Dame, Published in 2008, 159 pages
135. Surveys in Noncommutative Geometry
     Nigel Higson, John Roe | American Mathematical Society, Published in 2006, 208 pages
136. Synthetic Differential Geometry
     Anders Kock | Cambridge University Press, Published in 2006, 241 pages
137. Geometry of Numbers with Applications to Number Theory
     Pete L. Clark | University of Georgia, Published in 2015, 159 pages
138. Probability Course
     Gian-Carlo Rota | David Ellerman, Published in 1998, 544 pages
139. Categories, Types, and Structures
     Andrea Asperti, Giuseppe Longo | MIT Press, Published in 1991, 300 pages
140. Tabletop: Analog Game Design
     Greg Costikyan, Drew Davidson | , Published in 2011, 206 pages
141. Theory of Groups of Finite Order
     William Burnside | Cambridge University Press, Published in 1897, 456 pages
142. SPSS: Stats Practically Short and Simple
     Sidney Tyrrell | BookBoon, Published in 2009, 83 pages
143. Probability, Random Processes, and Ergodic Properties
     Robert M. Gray | Springer, Published in 2008, 217 pages
144. Probability Theory
     S. R. S. Varadhan | New York University, Published in 2000, 300 pages
145. Harmonic Function Theory
     Sheldon Axler, Paul Bourdon, Wade Ramey | Springer, Published in 2001, 270 pages
146. Lectures On The General Theory Of Integral Functions
     Georges Valiron | Chelsea Pub. Co., Published in 1949, 234 pages
147. Real Analysis for Graduate Students: Measure and Integration Theory
     Richard F. Bass | CreateSpace, Published in 2011, 206 pages
148. Mathematics For Engineering Students
     Samuel Keller | D. Van Nostrand Company, Published in 1908, 376 pages
149. A First Course on Time Series Analysis with SAS
     Michael Falk at al. | University of Wuerzburg, Published in 2011, 364 pages
150. OpenIntro Statistics
     D.M. Diez, C.D. Barr, M. Cetinkaya-Rundel | OpenIntro, Published in 2012, 426 pages
151. Jordan Operator Algebras
     Harald Hanche-Olsen, Erling Størmer | Pitman, Published in 1984, 216 pages
152. Comparison Geometry
     Karsten Grove, Peter Petersen | Cambridge University Press, Published in 1997, 262 pages
153. Determinantal Rings
     Winfried Bruns, Udo Vetter | Springer, Published in 1988, 244 pages
154. An Introduction to Mathematics
     A. N. Whitehead | Williams & Northgate, Published in 1911, 274 pages
155. Templates for the Solution of Linear Systems
     Richard Barrett et al. | Society for Industrial Mathematics, Published in 1987, 117 pages
156. Natural Operations in Differential Geometry
     Ivan Kolar, Peter W. Michor, Jan Slovak | Springer, Published in 1993, 437 pages
157. Lists, Decisions, and Graphs
     Edward A. Bender, S. Gill Williamson | University of California, San Diego, Published in 2010, 261 pages
158. Stochastic Calculus
     Alan Bain | , Published in 2008, 99 pages
159. The Canterbury Puzzles and Other Curious Problems
     Henry Ernest Dudeney | Nelson, Published in 1919, 257 pages
160. Reasonable Basic Algebra
     Alain Schremmer | FreeMathTexts.org, Published in 2020, 275 pages
161. Algebraic Problems and Exercises for High School
     I. Goian, R. Grigor, V. Marin, F. Smarandache | The Educational Publisher, Published in 2015, 146 pages
162. Elementary Algebra
     John Redden | The Saylor Foundation, Published in 2011, 1334 pages
163. Super Special Codes using Super Matrices
     W.B.V. Kandasamy, F. Smarandache, K.Ilanthenral | arXiv, Published in 2010, 161 pages
164. An Elementary Introduction to Group Theory
     M. E. Charkani | AMS, Published in 2018, 47 pages
165. Linear algebra via exterior products
     Sergei Winitzki | Ludwig-Maximilians University, Published in 2009, 82 pages
166. Random Matrix Models and Their Applications
     Pavel Bleher, Alexander Its | Cambridge University Press, Published in 2001, 438 pages
167. Notes on Operator Algebras
     G. Jungman | Los Alamos National Laboratory, Published in 1999, 60 pages
168. The Elements of Non-Euclidean Geometry
     D.M.Y. Sommerville | G. Bell & Sons Ltd., Published in 1919, 300 pages
169. A Text-Book of Geometry
     G. A. Wentworth | Ginn & Company, Published in 1898, 264 pages
170. Solid Geometry, with Problems and Applications
     H. E. Slaught, N. J. Lennes | Allyn and Bacon, Published in 1919, 242 pages
171. Explaining Logarithms
     Dan Umbarger | Brown Books Publishing Group, Published in 2006, 112 pages
172. Computations in Algebraic Geometry with Macaulay 2
     D. Eisenbud, D. Grayson, M. Stillman, B. Sturmfels | Springer, Published in 2001, 343 pages
173. Applied Mathematical Programming Using Algebraic Systems
     Bruce A. McCarl, Thomas H. Spreen | Texas A&M University, Published in 2011, 567 pages
174. Lectures on Topics in Mean Periodic Functions and the Two-Radius Theorem
     J. Delsarte | Tata Institute of Fundamental Research, Published in 1961, 151 pages
175. Notes on Harmonic Analysis
     George Benthien | , Published in 2006, 74 pages
176. Euclid's Elements
     D.E.Joyce | , Published in 1998
177. Synthetic Geometry of Manifolds
     Anders Kock | University of Aarhus, Published in 2009, 314 pages
178. Lectures on Topics in Algebraic Number Theory
     Sudhir R. Ghorpade | Indian Institute of Technology, Bombay, Published in 2002, 83 pages
179. Lecture Notes on the Theory of Distributions
     Guenther Hoermann, Roland Steinbauer | Universitaet Wien, Published in 2009, 160 pages
180. Combinatorics and Algebra of Tensor Calculus
     Sen Hu, Xuexing Lu, Yu Ye | arXiv, Published in 2015, 88 pages
181. First Book in Arithmetic
     | W.W. Shannon, Published in 1905, 268 pages
182. Vector Analysis
     J. Willard Gibbs | Yale University Press, Published in 1929, 432 pages
183. A First Course in Linear Algebra
     Robert A. Beezer | University of Puget Sound, Published in 2010, 1035 pages
184. Noncommutative Geometry
     Alain Connes | Academic Press, Published in 1994, 654 pages
185. Introduction to the Elementary Functions
     Raymond Benedict McClenon | Ginn and company, Published in 1918, 244 pages
186. Axiom: The Scientific Computation System
     Richard D. Jenks, Robert S. Sutor | axiom-developer.org, Published in 2003, 1200 pages
187. Dave's Short Course in Trigonometry
     David E. Joyce | Clark University, Published in 2002
188. Perturbation Theory of Dynamical Systems
     Nils Berglund | arXiv, Published in 2001, 111 pages
189. Modular Forms, Hecke Operators, and Modular Abelian Varieties
     Kenneth A. Ribet, William A. Stein | University of Washington, Published in 2003, 154 pages
190. Introduction to Algebraic Number Theory
     William Stein | University of Washington, Published in 2005, 140 pages
191. Lectures on a Method in the Theory of Exponential Sums
     M. Jutila | Tata Institute of Fundamental Research, Published in 1987, 134 pages
192. The Design of Approximation Algorithms
     D. P. Williamson, D. B. Shmoys | Cambridge University Press, Published in 2010, 496 pages
193. Lectures on Forms of Higher Degree
     J.I. Igusa | Tata Institute of Fundamental Research, Published in 1978, 169 pages
194. Monotone Dynamical Systems
     M.W. Hirsch, Hal Smith | , Published in 2004, 136 pages
195. Applied Linear Algebra in Action
     Vasilios N. Katsikis | InTech, Published in 2016, 172 pages
196. Lectures on Disintegration of Measures
     L. Schwartz | Tata Institute of Fundamental Research, Published in 1976, 139 pages
197. Introduction to Probability Theory and Statistics for Linguistics
     Marcus Kracht | UCLA, Published in 2005, 137 pages
198. Orthonormal Basis in Minkowski Space
     Aleks Kleyn, Alexandre Laugier | arXiv, Published in 2012, 132 pages
199. Mathematical Essays and Recreations
     Hermann Schubert | The Open Court Publishing, Published in 1898, 159 pages
200. Axiomatic Set Theory I
     A. C. Walczak-Typke | , Published in 2009, 128 pages
201. Set Theoretic Approach to Algebraic Structures in Mathematics
     W. B. Vasantha Kandasamy, Florentin Smarandache | Educational Publisher, Published in 2013, 168 pages
202. What is Mathematics: Gödel's Theorem and Around
     Karlis Podnieks | University of Latvia, Published in 2013, 239 pages
203. A Gentle Introduction to the Art of Mathematics
     Joseph Fields | Southern Connecticut State University, Published in 2009, 428 pages
204. Matrix Analysis
     Steven J Cox | Rice University, Published in 2012, 98 pages
205. Handbook of Mathematical Functions
     M. Abramowitz, I. A. Stegun | GPO, Published in 1964, 1046 pages
206. Groups as Graphs
     W. B. V. Kandasamy, F. Smarandache | CuArt, Published in 2009, 170 pages
207. Functions of a Complex Variable
     Thomas Murray MacRobert | The Macmillan Company, Published in 1917, 328 pages
208. Formal Logic
     | Wikibooks, Published in 2009
209. Advanced Algebra
     Herbert E. Hawkes | Ginn and Company, Published in 1905, 314 pages
210. Linear Methods of Applied Mathematics
     Evans M. Harrell II, James V. Herod | , Published in 2000
211. Functions Of A Complex Variable with Applications
     E. G. Phillips | Oliver And Boyd, Published in 1961, 160 pages
212. Global Theory Of Minimal Surfaces
     David Hoffman | American Mathematical Society, Published in 2005, 808 pages
213. Universal Optimization and Its Application
     Alexander Bolonkin | viXra.org, Published in 2017, 161 pages
214. Elementary Real Analysis
     B. S. Thomson, J. B. Bruckner, A. M. Bruckner | Prentice Hall, Published in 2001, 735 pages
215. Intersection Graphs: An Introduction
     Madhumangal Pal | arXiv, Published in 2014, 49 pages
216. Lectures on Geodesics in Riemannian Geometry
     M. Berger | Tata Institute of Fundamental Research, Published in 1965, 317 pages
217. Surfing on the ocean of numbers
     Henry Ibstedt | Erhus University Press, Published in 1997, 76 pages
218. A Short History of Greek Mathematics
     James Gow | Cambridge University Press, Published in 1884, 351 pages
219. Mathematics for the Practical Man
     George Howe | Van Nostrand, Published in 1918, 221 pages
220. Finite Rank Torsion Free Modules Over Dedekind Domains
     E. Lee Lady | University of Hawaii, Published in 1998
221. Differential Equations
     Paul Dawkins | Lamar University, Published in 2011, 504 pages
222. Lie Groups, Physics, and Geometry
     Robert Gilmore | Drexel University, Published in 2007, 222 pages
223. Shadows of the Truth: Metamathematics of Elementary Mathematics
     Alexandre Borovik | American Mathematical Society, Published in 2010, 293 pages
224. Mathematics for the Physical Sciences
     Leslie Copley | De Gruyter Open, Published in 2014, 446 pages
225. Mathematical Illustrations: A Manual of Geometry and PostScript
     Bill Casselman | Cambridge University Press, Published in 2005, 336 pages
226. Elementary Algebra and Calculus
     Larissa Fradkin | Bookboon, Published in 2013, 261 pages
227. College Algebra
     Richard Beveridge | , Published in 2018, 198 pages
228. Beginning and Intermediate Algebra
     Tyler Wallace | Lulu.com, Published in 2010, 489 pages
229. Real Numbers and Fascinating Fractions
     N. M. Beskin | , Published in 1986
230. Elementary Calculus: An Approach Using Infinitesimals
     H. Jerome Keisler | Bodgen & Quigley, Published in 2012, 992 pages
231. Iterative Methods in Combinatorial Optimization
     Lap Chi Lau, R. Ravi, M. Singh | Cambridge University Press, Published in 2011, 229 pages
232. Super Linear Algebra
     W. B. V. Kandasamy, F. Smarandache | InfoQuest, Published in 2008, 293 pages
233. Theory and Applications of Lattice Point Methods for Binomial Ideals
     Ezra Miller | arXiv, Published in 2010, 57 pages
234. An Introduction to Modular Forms
     Henri Cohen | arXiv.org, Published in 2018, 58 pages
235. Category Theory for Computing Science
     Michael Barr, Charles Wells | Prentice Hall, Published in 1998, 544 pages
236. First Steps in Numerical Analysis
     R. Hosking, S. Joe, D. Joyce, and J. Turner | , Published in 1998, 338 pages
237. The Haskell Road to Logic, Maths and Programming
     Kees Doets, Jan van Eijck | College Publications, Published in 2004, 449 pages
238. College Trigonometry
     Carl Stitz, Jeff Zeager | Stitz Zeager Open Source Mathematics, Published in 2013, 398 pages
239. Tea Time Numerical Analysis
     Leon Q. Brin | Southern Connecticut State University, Published in 2014, 278 pages
240. Notes on Measure and Integration
     John Franks | arXiv, Published in 2009, 118 pages
241. The Continuum and Other Types of Serial Order
     Edward V. Huntington | Dover Publications, Published in 1917, 90 pages
242. Bernoulli Polynomials and Applications
     Omran Kouba | arXiv, Published in 2013, 48 pages
243. Introduction To Finite Mathematics
     J. G. Kemeny, J. L. Snell, G. L. Thompson | Prentice-Hall, Published in 1974
244. Notes on the Combinatorial Fundamentals of Algebra
     Darij Grinberg | arXiv.org, Published in 2021, 1359 pages
245. Introduction to Graphs
     Alexander K. Hartmann, Martin Weigt | arXiv, Published in 2006, 45 pages
246. Bayesian Spectrum Analysis and Parameter Estimation
     G. Larry Bretthorst | Springer, Published in 1988, 220 pages
247. Mathematical Philosophy: A Study of Fate and Freedom
     Cassius Jackson Keyser | E.P. Dutton & company, Published in 1922, 490 pages
248. Abel's Theorem and the Allied Theory
     H.F. Baker | Cambridge University Press, Published in 1897, 712 pages
249. Category Theory Lecture Notes
     Michael Barr, Charles Wells | , Published in 1999, 133 pages
250. Nonlinear Parameter Estimation: An Integrated System in Basic
     John C. Nash | Marcel Dekker Inc, Published in 1995, 493 pages
251. The Millennium Prize Problems
     J. Carlson, A. Jaffe, A. Wiles | American Mathematical Society, Published in 2006, 139 pages
252. Geometry Formulas and Facts
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448. Introduction to Stochastic Processes
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