Quote of the day
If wrinkles must be written upon our brows, let them not be written upon the heart. The spirit should not grow old.
Percy Alexander MacMahon

Born: September 26, 1854
Died: December 25, 1929 (aged 75)
Bio: Percy Alexander MacMahon was a mathematician, especially noted in connection with the partitions of numbers and enumerative combinatorics.
Known for:
- Combinatory analysis (1915)
- New mathematical pastimes (1921)
- Famous Problems, and Other Monographs







