| 24 April 1919 |
United States
|
Mathematics
|
Racism blocks an Institute for Advanced Study appointment
|
| 24 April 1919 |
United States
|
Mathematics
|
Blackwell strengthens research at Howard and Berkeley
|
| 26 August 1918 |
United States
|
Mathematics
|
Katherine Johnson is born
|
| 26 August 1918 |
United States
|
Mathematics
|
Johnson calculates orbital paths
|
| 26 August 1918 |
United States
|
Mathematics
|
John Glenn asks Johnson to verify electronic calculations
|
| 26 August 1918 |
United States
|
Mathematics
|
Johnson crosses racial and gender barriers at NASA
|
| 27 March 1917 |
United States
|
Russian Revolution of 1917
|
Trotsky leaves New York for revolutionary Russia
|
| 22 March 1917 |
United States
|
Russian Revolution of 1917
|
The United States recognizes the Provisional Government
|
| 20 September 1910 |
United States
|
Mathematics
|
Dorothy Vaughan is born
|
| 20 September 1910 |
United States
|
Mathematics
|
Vaughan leads Black women human computers
|
| 20 September 1910 |
United States
|
Mathematics
|
Vaughan masters FORTRAN during electronic transition
|
| 20 September 1910 |
United States
|
Mathematics
|
Segregation shaped NASA's mathematical workforce
|
| 5 September 1905 |
United States
|
Russian Revolution of 1905
|
Russia and Japan sign the Treaty of Portsmouth
|
| 5 December 1895 |
United States
|
Mathematics
|
Elbert Frank Cox is born
|
| 5 December 1895 |
United States
|
Mathematics
|
Cox studies polynomial solutions of difference equations
|
