Aryabhata, also called Aryabhata I or Aryabhata the Elder, (born 476, possibly Ashmaka or Kusumapura, India), astronomer and the earliest Indian mathematician whose work and history are available to modern scholars.
What country is #1 in math?
PISA 2018 Mathematics Results by Country:
|1.||China (Beijing, Shanghai, Jiangsu, Zhejiang)||591|
|4.||Hong Kong, China||551|