Bhaskaracharya — Mathematician and astronomer
Twelfth century CE · century · established
The Siddhanta Shiromani gives its own date of composition
Vijjadavida · The Deccan (probable)
Passage not yet recorded.
Trigonometry · CBSE · ICSE · IGCSE · IB — Sine and cosine tables, angular measure, spherical triangles used for the positions of sun, moon and planets.
Astronomy and Earth science · CBSE · ICSE · IGCSE · IB — Rotation and revolution, eclipse prediction and geometry, planetary models, instruments, the calendar and time-reckoning.
Astronomy and astrophysics — Planetary theory, eclipse computation, spherical astronomy, instrument design and observation.
Evidence: probable · no modern scholarly reference recorded yet.