Quote of the day
The first duty towards children is to make them happy. If you have not made them so, you have wronged them. No other good they may get can make up for that.
Hermann Grassmann
Born: April 15, 1809
Died: September 26, 1877 (aged 68)
Bio: Hermann Günther Grassmann was a German polymath, known in his day as a linguist and now also as a mathematician. He was also a physicist, neohumanist, general scholar, and publisher. His mathematical work was little noted until he was in his sixties.
Known for:
- Die Ausdehnungslehre (1862)
- Extension theory
- A new branch of mathematics
- Wörterbuch zum Rig-Veda (1873)