Translation of the Surya Siddhanta and of Siddhanta Siromani(of Bhaskara) from Sanskrit

Contents 1 In Praise of the Advantages of the Study of the Sphere 2 Questions on the General view of the Sphere 3 Called Bhuvana-kosa or Cosmography 4 On the principles of the Rules for finding the mean places of the Planets 5 On the principles on which the Rules for finding the true places of the Planets are grounded 6 On the construction of an Armillary Sphere 7 On the principles of the Rules for resolving the questions on time, space, and directions 8 In explaining of the causes of eclipses of the Sun and Moon 9 On the principles of the Rules for finding the times of the rising and setting of the heavenly bodies 10 In explanation of the cause of the Phases of the Moon 11 On the use of astronomical instruments 12 Description of the seasons 13 Containing useful questions called Prasnadhyaya Appendix Index