ProofWiki:Mathematicians/Augustus De Morgan

British mathematician and logician best known for De Morgan's laws.

Also introduced and made rigorous the Principle of Mathematical Induction.

Nationality

British

History

• Born: 27 June 1806 in Madurai, Madras Presidency, British Raj (now India).
• Died: 18 March 1871 in London, England.

Theorems

• De Morgan's laws

Books and Papers

• 1836: An Explanation of the Gnomonic Projection of the Sphere
• 1837: Elements of Trigonometry, and Trigonometrical Analysis
• 1837: The Elements of Algebra
• 1838: An Essay on Probabilities
• 1840: The Elements of Arithmetic
• 1840: First Notions of Logic, Preparatory to the Study of Geometry
• 1840: Edited Barlow's Tables: Second Edition
• 1842: The Differential and Integral Calculus
• 1845: The Globes, Celestial and Terrestrial
• 1847: Formal Logic or The Calculus of Inference
• October 1848: Short Supplementary Remarks on the first six Books of Euclid's The Elements (in the Companion to the [British] Almanac, 1849)
• 1849: Trigonometry and Double Algebra
• 1860: Syllabus of a Proposed System of Logic
• 1872: A Budget of Paradoxes

Notable Quotes

"It is easier to square the circle than to get round a mathematician."

Also See

• John J. O'Connor and Edmund F. Robertson: "Augustus De Morgan": MacTutor History of Mathematics archive