Augustus De Morgan

Being born blind in one eye did not stop Augustus De morgan from becoming a well-read philosopher, historian, logician, and mathematician of course. De Morgan was born in Madras, India, when his father was working for East India Company. Moving to England, De Morgan was educated in Cambridge, and at the age of twenty-two he became the first professor of mathematics at the newly opened University of London (later renamed University College).

Demorgan viewed all of mathematics as an abstract study of symbols and of systems of operation applied to these symbols. While studying the ramification of symbolic logic, De Morgan formulated the general properties of complementation that now bear his name. De Morgan aslo wrote on calculus, algebra, and probability.



He also known to be jovial person with his book, Budget of Paradoxes. Rather confusing or entertaining the reader with it.

He also known for two symbols, phi and '/'. He asked by someone bout the probability of living human in certain time. He used phi on the solution and he was ask for that. How could something in circle being part on living human? He explain that phi has other application on many field of mathematics and its just a historical notes that phi s familiar with circle and geometry. He also used '/' to represent fraction as 1/2.

Augustus De Morgan also familiar as a brave heart. He refused his application on cambridge because he would not take and sign a theological oath. Later he resigned his professorship as a protest against religious bias.

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wiki : http://en.wikipedia.org/wiki/Augustus_De_Morgan