Mathematician: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
 * 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  (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.


 * There never has been, and till we see it we never shall believe that there can be, a system of geometry worthy of the name, which has any material departures (we do not speak of corrections or extensions or developments) from the plan laid down by .
 * October 1848: Short Supplementary Remarks on the first six Books of 

Also see

 * : Preface
 * : $\S \text{II}$: Exercise $14$ (footnote)
 * : Chapter $1.1$: You have a logical mind if...