Composed by the Illustrious Master Bhaskara,

The Crest-Jewel of Siddhantas.

original: "Siddhanta-Shiromani". A 'Siddhanta' is a comprehensive treatise on Indian astronomy, and 'Shiromani' means a crest-jewel or the most excellent of its kind.

original: "Ganitadhyaya". This is the first major section of the work, focusing on mathematical astronomy and calculations.

Pundit Girija Prasad Dwivedi.

A 'Pundit' is a scholar or learned master, particularly in Sanskrit and traditional sciences.