(1831–1916): Formally defined irrational numbers through "Dedekind cuts."
How societal changes influenced mathematical breakthroughs.
Hilbert compiled a famous list of 23 unsolved mathematical problems in 1900. This list set the agenda for mathematical research throughout the entire 20th century. Emmy Noether (1882 – 1935 AD)
Mathematics is often taught as a series of abstract formulas, but behind every theorem is a human story. Understanding the lives of the "Math Makers" provides context: