Augustus De Morgan

Augustus De Morgan (1806–1871) was a British mathematician and logician best known for formulating De Morgan's laws. De Morgan is also known for coining the term mathematical induction and formalizing the principles underlying induction. De Morgan's contributions to logic have been used in set theory, probability theory, computer science, and other fields.

27 June 1806

Born on the same birth day (27 June): Bankim Chandra Chatterjee • Bruce Babbitt • Charles Bronfman • Doc Pomus • E. R. Braithwaite • Gabriella Dorio • Helen Keller • James Hook (rugby union) • Jeremy Swift • Johnny Benson Jr. • Jörg Bergen • Kevin Pietersen • LaShawn Merritt • Monté Morris • Neil Hawke • Patrick Sercu • Vera Wang • Óscar Vega (boxer)

Born in the same month (June 1806): Edward Davy • John A. Roebling