## Mathematicians Of The Day

### 31st July

On this day in 1669, Isaac Barrow sent John Collins a manuscript of Isaac Newton's

*De analysi*and thereby Newton's anonymity began to dissolve.
Click on Ⓟ for a poster.

##### Born:

- 1704: Gabriel Cramer Ⓟ
- 1712: Samuel König Ⓟ
- 1777: William Spence Ⓟ
- 1810: Oliver Byrne Ⓟ
- 1826: Ernst Meissel Ⓟ
- 1863: George Miller Ⓟ
- 1907: D D Kosambi Ⓟ
- 1923: Joseph Keller Ⓟ
- 1923: Beauregard Stubblefield Ⓟ
- 1927: Felix Browder Ⓟ
- 1945: John O'Connor Ⓟ

##### Died:

- 1726: Nicolaus (II) Bernoulli Ⓟ
- 1896: Christian Wiener Ⓟ
- 1980: Pascual Jordan Ⓟ

#### Quotation of the day

##### From Gabriel Cramer

The mathematicians estimate money in proportion to its quantity, and men of good sense in proportion to the usage that they may make of it.