Joseph Bertrand
| Joseph Louis François Bertrand | |
|---|---|
| Born | 11 March 1822 | 
| Died | 5 April 1900 (aged 78) Paris, France | 
| Scientific career | |
| Fields | Mathematics | 
Joseph Louis François Bertrand (French pronunciation: [ʒozɛf lwi fʁɑ̃swa bɛʁtʁɑ̃]; 11 March 1822 – 5 April 1900) was a French mathematician whose work emphasized number theory, differential geometry, probability theory, economics and thermodynamics.