Encyclopedia > Thomas Fincke

Article Content

Thomas Fincke

Thomas Fincke (born 1561 in Flensburg, Schleswig; died 1656 in Copenhagen) was a Danish mathematician and physicist, and a professor at the University of Copenhagen for more than sixty years.

His lasting achievement is found in his book Geometria rotundi (1583), where he introduced the trigonometric functions tangent and secant.

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

North Haven, New York

... them, 54.9% are married couples living together, 5.6% have a female householder with no husband present, and 37.7% are non-families. 30.9% of all households are made up ...