I want to read about famous Indian mathematicians (for example, Ramanujan, Aryabhatta, etc.), their biographies and their research contributions.
Please suggest me books which include brief introductions to their life and work.
To clarify, I am looking for brief introductions to most of the famous Indian mathematicians in one book. I am not interested in books focusing on one mathematician only (I want a reference book so that I can encourage my students to doing Mathematics).
Here are some works which deal with ancient Indian mathematics: