Quote of the day
When I say I want to photograph someone, what it really means is that I'd like to know them. Anyone I know I photograph.
Louis Charles Karpinski

Born: August 5, 1878
Died: January 25, 1956 (aged 77)
Bio: Louis Charles Karpinski was an American mathematician born in Rochester, New York to Henry Hermanagle Karpinski from Warsaw, Poland and Mary Louise Engesser from Guebweiler, Alsace. He was educated at Cornell University and in Europe at Strassburg.
Known for:
- The Hindu-Arabic Numerals (1911)
- Unified Mathematics (1918)