Gaṇitānanda : Selected Works of Radha Charan Gupta on History of Mathematics Part 1: The oeuvre of Radha Charan Gupta Chapter 1. A Birthday Tribute to R. C. Gupta Chapter 2. Professor R. C. Gupta receives the Kenneth O. May Prize Part 2: On Studies in History of Mathematics Chapter 3. On the Date of Sridhara Chapter 4. In the Name of Vedic Mathematics Part 3: Mathematics in Ancient period Chapter 5. Decimal Denominational Terms in Ancient and Medieval India Chapter 6. The Chronic Problem of Ancient Indian Chronology Part 4: Jaina Mathematics and Astronomy Chapter 7. Circumference of the Jambudvipa in Jaina Cosmography Chapter 8. Chords and Areas of Jambudvipa Regions in Jaina Cosmography Chapter 9. The First Unenumerable Number in Jaina Mathematics Part 5: Geometry Chapter 10. Brahmagupta’s Formulas for the Area and Diagonals of a Cyclic Quadrilateral Chapter 11. Yantras or Mystic diagrams: A wide area for Study in Ancient and Medieval Indian Mathematics Part 6: Interpolations and Combinatorics Chapter 12. Second Order Interpolation in Indian Mathematics up to the Fifteenth Century Chapter 13. Varahamihira’s Calculation of nCr and the Discovery of Pascal’s Triangle Chapter 14. Early Pandiagonal Magic Squares in India Part 7: Trigonometry and Spherical Trigonometry Chapter 15. Indian Values of the Sinus Totus Part 8: Bio bibliographical sketches of some historians of Mathematics Chapter 16. Review of Pingree’s Census of Exact Sciences in Sanskrit Chapter 17. Obituary — T. A. Sarasvati Amma Part 9: Transmission of Mathematics and Astronomy between India and Other Civilizations Chapter 18. Indian Astronomy and Mathematics in Eleventh Century Spain Chapter 19. Sino Indian Interaction and the Great Chinese Buddhist Astronomer Mathematician I Hsing Part 10: Writings of and on R. C. Gupta Chapter 20. Bibliography This book includes 58 selected articles that highlight the major contributions of Professor Radha Charan Gupta—a doyen of history of mathematics—written on a variety of important topics pertaining to mathematics and astronomy in India. It is divided into ten parts. Part I presents three articles offering an overview of Professor Gupta’s oeuvre. The four articles in Part II convey the importance of studies in the history of mathematics. Parts III–VII constituting 33 articles feature a number of articles on a variety of topics such as geometry trigonometry algebra combinatorics and spherical trigonometry which not only reveal the breadth and depth of Professor Gupta’s work but also highlight his deep commitment to the promotion of studies in the history of mathematics. The ten articles of part VIII present interesting bibliographical sketches of a few veteran historians of mathematics and astronomy in India. Part IX examines the dissemination of mathematical knowledge across different civilisations. The last part presents an up to date bibliography of Gupta’s work. It also includes a tribute to him in Sanskrit composed in eight verses