The Siddhāntasundara of Jñānarāja: an English translation with commentary PDF
Preview The Siddhāntasundara of Jñānarāja: an English translation with commentary
The Siddh¯antasundara of Jn˜¯anar¯aja This page intentionally left blank The Siddh¯antasundara of Jn˜¯anar¯aja An English Translation with Commentary TOKE LINDEGAARD KNUDSEN Johns Hopkins University Press Baltimore (cid:2)c 2014 Johns Hopkins University Press All rights reserved. Published 2014 Printed in the United States of America on acid-free paper 2 4 6 8 9 7 5 3 1 Johns Hopkins University Press 2715 North Charles Street Baltimore, Maryland 21218-4363 www.press.jhu.edu ISBN-13: 978-1-4214-1442-3(hardcover) ISBN-10: 1-4214-1442-2(hardcover) ISBN-13: 978-1-4214-1443-0(ebook) ISBN-10: 1-4214-1443-0(ebook) Library of Congress Library Control Number: 2013954357 Special discounts are available for bulk purchases of this book. For more information, please contact Special Sales at 410-516-6936 or [email protected]. Johns Hopkins University Press uses environmentally friendly book materials, including recycled text paper that is composed of at least 30 percent post-consumer waste, whenever possible. With love and gratitude to Cecelia This page intentionally left blank Contents List of Figures xi List of Tables xiii Preface xv Introduction 1 I.1 Life and times of Jn˜¯anar¯aja . . . . . . . . . . . . 1 I.1.1 Brief overview of the Siddha¯ntasundara . 2 I.1.2 Sources on Jn˜¯anar¯aja’s date and location 3 I.1.3 The date of Jn˜¯anar¯aja . . . . . . . . . . . 4 I.1.4 Jn˜¯anar¯aja’s family . . . . . . . . . . . . . 5 I.1.5 Pa¯rthapura, Jn˜¯anar¯aja’s native town . . . 8 I.1.6 The works of Jn˜¯anar¯aja . . . . . . . . . . 12 I.2 The Siddha¯ntasundara . . . . . . . . . . . . . . . 13 I.2.1 Indian astronomy . . . . . . . . . . . . . . 13 I.2.2 Structure of the Siddha¯ntasundara . . . . 22 I.2.3 Jn˜¯anar¯aja’s sources . . . . . . . . . . . . . 26 I.2.4 Special features of the Siddha¯ntasundara . 35 I.2.5 Importance of the Siddha¯ntasundara . . . 37 I.3 Textual basis of this translation . . . . . . . . . . 40 1 Chapter on Cosmology Section 1 Lexicon of the Worlds 43 2 Chapter on Cosmology Section 2 Rationale of Planetary Motion 71 vii viii Contents 3 Chapter on Cosmology Section 3 Method of Projections 82 4 Chapter on Cosmology Section 4 Description of the Great Circles 92 5 Chapter on Cosmology Section 5 Astronomical Instruments 98 6 Chapter on Cosmology Section 6 Description of the Seasons 104 7 Chapter on Mathematical Astronomy Section 1 Mean Motion 121 8 Chapter on Mathematical Astronomy Section 2 True Motion 172 9 Chapter on Mathematical Astronomy Section 3 Three Questions (on Diurnal Motion) 216 10 Chapter on Mathematical Astronomy Section 4 Occurrence of Eclipses 240 11 Chapter on Mathematical Astronomy Section 5 Lunar Eclipses 246 12 Chapter on Mathematical Astronomy Section 6 Solar Eclipses 267 Contents ix 13 Chapter on Mathematical Astronomy Section 7 Rising and Setting of Planets 293 14 Chapter on Mathematical Astronomy Section 8 Shadows of Stars, Constellations, Polestars, and So On 302 15 Chapter on Mathematical Astronomy Section 9 Elevation of the Moon’s Horns 310 16 Chapter on Mathematical Astronomy Section 10 Conjunctions of Planets 317 17 Chapter on Mathematical Astronomy Section 11 Occurrence of P¯atas 321 References 329 Index 339
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