Heinrich Franz Friedrich Tietze was an Austrian mathematician, famous for the Tietze extension theorem on functions from topological spaces to the real numbers. He also developed the Tietze transformations for group presentations, and was the... Wikipedia
Born: August 31, 1880, Wiener Neustadt-Land District, Austria
Died: February 17, 1964 (age 83 years), Munich, Germany
Parents: Emil Tietze