| 12 November 1910 |
China
|
Mathematics
|
Hua Luogeng is born
|
| 12 November 1910 |
China
|
Mathematics
|
Hua brings mathematical methods to production
|
| 12 November 1910 |
China
|
Mathematics
|
Hua advances analytic number theory
|
| 12 November 1910 |
China
|
Mathematics
|
War and revolution reshape Hua's mathematical career
|
| 20 February 1905 |
China
|
Russian Revolution of 1905
|
The Battle of Mukden begins
|
| 2 January 1905 |
China
|
Russian Revolution of 1905
|
Port Arthur surrenders to Japan
|
| 4 July 1054 |
China
|
Astronomy
|
The 1054 observation reveals stellar death
|
| 4 July 1054 |
China
|
Astronomy
|
Bureaucratic records preserve transient astronomy
|
| 4 July 1054 |
China
|
Astronomy
|
The guest star becomes the Crab Nebula
|
| 4 July 1054 |
China
|
Astronomy
|
Chinese astronomers record the guest star of 1054
|
| 21 April 899 BC |
China
|
Mathematics
|
Chinese observers record the Double-Dawn eclipse
|
| 21 April 899 BC |
China
|
Mathematics
|
Calendar records preserve a rare annular eclipse
|
| 21 April 899 BC |
China
|
Mathematics
|
Modern calculations test an ancient Chinese record
|
| 21 April 899 BC |
China
|
Mathematics
|
The eclipse demonstrates mathematics as administrative knowledge
|
| 21 April 899 BC |
China
|
Astronomy
|
The record helps measure changes in Earth's rotation
|
