Karl Weierstrass (nonfiction)

thumb|Karl Weierstrass.Karl Theodor Wilhelm Weierstrass (German: Weierstraß [ˈvaɪɐʃtʁas]; 31 October 1815 – 19 February 1897) was a German mathematician often cited as the "father of modern analysis". Despite leaving university without a degree, he studied mathematics and trained as a teacher, eventually teaching mathematics, physics, botany and gymnastics.

Weierstrass formalized the definition of the continuity of a function, proved the intermediate value theorem and the Bolzano–Weierstrass theorem, and used the latter to study the properties of continuous functions on closed bounded intervals.

Nonfiction cross-reference

• Mathematician (nonfiction)

External links:

• Karl Weierstrass @ Wikipedia