Portal:Mathematics

General

 * An Essay on Quantity, 1748, by Thomas Reid
 * Budget of Paradoxes
 * Methodus inveniendi
 * Curious Systems of Notation as it appeared in the August 1878 Popular Science Monthly
 * Algebras, Spaces, Logics as it appeared in the August 1880 Popular Science Monthly
 * Origin and History of Life Insurance I as it appeared in the August 1881 Popular Science Monthly
 * Modern Basis of Life Insurance II as it appeared in the September 1881 Popular Science Monthly
 * The Practical Business of Life Insurance III as it appeared in the October 1881 Popular Science Monthly
 * The Illusion of Chance as it appeared in the December 1883 Popular Science Monthly
 * The Mystic Properties of Numbers as it appeared in the August 1884 Popular Science Monthly
 * Science and the Logicians as it appeared in the June 1876 Popular Science Monthly
 * Quantum noise at the nonlinear mapping of phase space (Kouznetsov) as it appeared in Optics and Spectroscopy, 82, 990-995 (1997)
 * 1911 Encyclopædia Britannica articles on Mathematics (11th edition, 1911)

Algebra

 * Algebra of generalized functions
 * Algebraic relations between certain infinite products

Calculus

 * Elements of the Differential and Integral Calculus, 1911 by William Anthony Granville
 * Investigation of the letter of Leibniz
 * The Analyst: a Discourse addressed to an Infidel Mathematician, 1734, by George Berkeley, an early criticism of the calculus, particularly Newton's terminology of 'fluxions'.

Computer science

 * Portal:Apache Software Foundation
 * The Alphabet Cipher, 1868 by Lewis Carroll
 * On Mr. Babbage's new machine for calculating and printing mathematical and astronomical tables, 1823 by Francis Baily in Astronomische Nachrichten, No. 46, pages 409-422
 * Venona: FBI Documents of Historic Interest/Belmont Memorandum 1956-02-01, 1956, declassified U.S. Federal Bureau of Investigation memorandum
 * A Few Words on Secret Writing, 1841 by Edgar Allan Poe
 * Lambda Papers, 1975-1979, by Steele and Sussman, a series of MIT AI Memos, developing the Scheme programming language and a number of influential concepts in programming language design and implementation
 * The Paging Game, 1974 by Jeff Berryman, University of British Columbia
 * Resource Management in Virtualized Clouds (2016)
 * Efficient and Secure Group Messaging Encryption (2020)

Geometry

 * The Elements of Euclid
 * Early editions of Euclid's Elements
 * Squaring the circle
 * Geometric Dissections and Transpositions
 * Diameter as it appeared in the 1911 Encyclopædia Britannica
 * The Elements of Euclid
 * Early editions of Euclid's Elements
 * Squaring the circle
 * Geometric Dissections and Transpositions
 * Diameter as it appeared in the 1911 Encyclopædia Britannica
 * Early editions of Euclid's Elements
 * Squaring the circle
 * Geometric Dissections and Transpositions
 * Diameter as it appeared in the 1911 Encyclopædia Britannica

Probability theory

 * A Philosophical Essay on Probabilities (original 1840; translation 1902) by Pierre-Simon Laplace
 * The Logic of Chance (1888) by John Venn
 * A Treatise on Probability (1921) by John Maynard Keynes

History of mathematics

 * Early Hindoo Mathematics as it appeared in the July 1873 Popular Science Monthly
 * The Origin and Curiosities of the Arabic Numerals as it appeared in the April 1877 Popular Science Monthly
 * A History of Mathematics (1893) by Florian Cajori
 * Indian Mathematics (1915) by George Rusby Kaye
 * A History of Mathematical Notations, Volume I (1928) by Florian Cajori

Mathematicians

 * Portal:International Congress of Mathematicians