## Mathematicians Of The Day

### 30th July

On this day in 1859, Bernhard Riemann was appointed to the chair of mathematics at Göttingen following the death of Lejeune Dirichlet.

Click on Ⓟ for a poster.

##### Born:

- 1924: János Horváth
- 1928: Marion Walter Ⓟ
- 1934: Donald Ornstein Ⓟ

##### Died:

- 1762: William Braikenridge
- 1978: Robert Edward Bowen Ⓟ
- 1985: Julia Bowman Robinson Ⓟ
- 1993: Jeremiah Certaine
- 2016: András Hajnal Ⓟ

#### Quotation of the day

##### From Julia Bowman Robinson

Julia Robinson's Job Description:

Monday: Try to prove theorem Tuesday: Try to prove theorem Wednesday: Try to prove theorem Thursday: Try to prove theorem Friday: Theorem false

Elizabeth Scott in a tribute to Robinson,