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So, Jesus Christ is born. It is a start of a new era. But hey, most of the people you see below are Eastern. Hmm... Alright. It is the people in the East who start to breakthrough Mathematics.
| Before Christ | Long Long Ago | Born of the Geeks | Breakthroughs | Technology |
 |
139 A.D. | Hon Han Shu | 3.1622 (sq rt of 10?) |
|
150 | Ptolemy | 3.14166 |
|
250? | Chung Hing | 3.16227 (sq rt of 10) |
|
250? | Wang Fau | 3.1555 (142/45) |
|
263 | Liu Hui | 3.14159 |
|
380 | Siddhanta | 3.1416 |
|
480? | Tsu Ch'ung Chi | 3.1415926 |
|
499 | Aryabhata | 3.14156 |
|
640? | Brahmagupta | 3.162277 (sq rt of 10) |
|
800 | Al-Khowarizmi | 3.1416 |