CONTENTS
CHAPTER I.- INTRODUCTION.
- Controversy
- G.D. Cassini, Le Gentil, Bailly.
- Laplace and Playfair.
- Davis and Sir W. Jones
- Bentley
- Colebrooke
- Legitimate research
CHAPTER II. - PERIODS
- Main texts
- Break in continuity
- Periods tabulated
- The earlier periods
- The later periods
- Astronomical features of the periods
CHAPTER III. - EARLY TEXTS
- Arrangement
- Views on astronomy
- The Rig Veda
- Other Sarhhitas
- Subsidiary Vedic texts
- The Jatakas
- The Mahabharata
- The Ramayana
- The Puranas
CHAPTER IV. - EARLY FORMAL ASTRONOMY
- The Jyotisha Vedanga
- The Suryaprajnapti
CHAPTER V. - SPECIAL TOPICS
- General
- The nakshatras
- Stars and Constellations
- The year
- Months and seasons
- Solstices and equinoxes.
- Precession
- Vedic chronology
- The planets
- Rahu and Ketu
- Week-days
- Heliacal risings and settings.
- Cycle of Jupiter.
- Mount Meru
CHAPTER VI. - THE INTRODUCTION OF GREEK ASTRONOMY.
- Types of evidence.
- Statements of Hindu writers.
- Greek technical terms.
- Greek theorems
CHAPTER VII. - ASTRONOMERS
- Sources of information
- Unknown astronomers.
- Pulisa
- Aryabhata.
- Varaha Mihira.
- Brahmagupta.
CHAPTER VII. - ASTRONOMY OF THE LATER PERIOD
- Introduction.
- General notions.
- The earth.
- The prime meridian.
- Celestial coordinates.
- Angular units of measurements.
- Kinds of time.
- Days.
- Months.
- The Year.
- Cycles.
- Epochs.
- The ahargana.
- Precession.
- Star lists.
- Instruments.
CHAPTER IX. - MATHEMATICAL ASTRONOMY.- Trigonometry.
- Form of presentation of rules.
- Definitions.
- Rules and problems.
- Ascensional difference.
- The lagna.
- Length of day.
- Mean motions of planets.
- Epicycles.
- The Hindu scheme.
- The two epicycles.
- Equations of the center.
- Latitude
- Parallax.
- Lunar eclipses.
- Solar eclipses.
- Projection of eclipses.
CHAPTER X. - CONCLUSION.
- General.
- Early formal astronomy hardly representative.
- Syncretism of the later period.
- Vedic chronology.
APPENDICES
- Astrology.
- Hindu astronomical deities.
- Tables.
- Bibliography.
- Additional notes.
Diagram of the ecliptic constellations and nakshatras at the end of the volume.
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