The Siddhāntasundara of Jñānarāja: An English Translation with Commentary

Index

Index Abhijit, 304 addends, 152, 240, 241 Ādityapratāpasiddhānta, 30 Ādityas Hindu gods, 49, 110 āgamas, 66, 248, 311 Agastya, see Canopus Agni Hindu god, 48, 49 Ahmad Nizām Shāh, 10, 11 Ahmadnagar kingdom, 10, 11 Aindra, 62 Akbar, 11 aks .avalana, see valana ‘Alā-ud-dı̄n ‘Imād Shāh, 11 Ambikā wife of Jñānarāja, 8 amplitude rising, 288 of the ascendant, 279 Sine of, 225 Aṅgiras, 307 angle from given Sine, 181 from given small Sine, 182 aṅgula, 242 anomaly, 88, 90 manda, 89, 186, 196 definition of, 184 śı̄ghra, 89, 186, 196 definition of, 184 antyā, 236 apogee definition of, 76 manda, 85, 88, 89, 186 of a planet, 14, 73, 82, 83 śı̄ghra, 75, 145, 186 ārdharātrikapaks . a, 18, 30 Arjuna, 106, 108, 111 Arun .a, 61 Āryabhat .a, 18, 28, 30, 45, 173 Āryabhat .ı̄ya, 18, 30 āryapaks .a, 18, 30 ascendant, 211, 270 ascensional difference, 201, 302 Sine of, 201 astrolabe, 31 astronomical authors divine and human, 38 astronomical treatises authors of, 44 types, 19 asu, 237 asuras, 77 Atala, 63 Ātmatı̄rtha, 234 Atri, 307 Āvaha wind, 63, 64 avatārapurus .as, 50, 51, 55, 63, 69 ayanavalana, see valana āyurveda, 29 Benares, see Vārān .ası̄ Berar kingdom, 11 339 340 Index Bhadrāśvavars .a, 60, 62 Bhāgavatapurān . a, 50, 54 Bhāradvāja, 5 Bhāradvāja gotra Jñānarāja member of, 5 Bhāratavars .a, 20, 59, 60, 62 Bhāskara II, 1, 18, 28, 30, 34, 35, 37–39, 45, 55, 65, 241, 245, 262, 282, 292 legacy, 18 mathematical works, 2 on sphericity of the earth, 51 on support of the earth, 54 works of normative, 19 Bhı̄s .ma, 111 Bhojarāja, 28, 30, 45 bhujāntara, 199 bhujaphala, 188, 193 bhūtasaṅkhyā, 21 Bhuvaneśvarı̄ Hindu goddess, 44 Bhūvāyu wind, 63, 64 Bid town near Pārthapura, 9 bı̄ja corrections, 31 Bı̄jādhyāya, see bı̄jagan . itādhyāya Bı̄jagan . ita, 2 bı̄jagan . itādhyāya, 2, 23, 24, 31, 193 on Jñānarāja’s family, 3 part of the Siddhāntasundara, 23 bı̄jas, 166, 233, 323 of Dāmodara, 166 Brahmā, 71, 78, 80 current day of, 123 day of, 121, 126 Hindu god, 17, 18, 26, 28, 29, 38, 43, 44, 48, 60, 69, 72, 126, 133 Brahmagupta, 1, 18, 28, 30, 45, 173, 247 brāhmapaks .a, 17, 126 Brahmapurān . a, 9, 10 Brahmasiddhānta, 28, 37–39, 44, 126 on revolutions of planets, 134 on the seven sages, 307 Brāhmasphut .asiddhānta, 1, 18, 30, 247, 272, 284 read by Jñānarāja, 30 Br .haspati, 26, 28, 29, 44 Br .haspatisiddhānta, 29 Br .hatpārāśarahorāśāstra, 227 Burhān Nizām Shāh, 11 Caitraratha, 61 calendar lunisolar, 16 Candra, 26, 28, 29, 44 Hindu god, 126, 133 Canopus polar coordinates of, 306 cardinal directions determination of, 134, 216– 218 Chords, 172, 173 construction of 48, 175 Cintāman .i, 7, 11, 25, 26, 34 circle diameter from circumference, 68 divisions into signs, 179 circles moving and nonmoving, 97 circumference of the earth, 53, 170 civil day definition of, 78 Index 341 co-latitude Sine of, 224 concentric circle, 82 conjunction of the sun and the moon, 244 time of, 286, 317, 318 cosmology foreign, 33 creation according to R . gveda, 48 according to Sāṅkhya, 47 according to Śatapathabra ̄hman . a, 48 crystalline spheres, 33–35 in Ezekiel, 35 daily motion, 91 Daityas, see demons Dāmodara, 30, 31, 166 day civil, 17, 129, 131 length of, 202 solar, 128, 129 day count computation of, 147, 149 declination, 95 of a planet, 15, 73 of the moon, 323 of the planets, 324 of the sun, 15, 200 Sine of, 225 demons, 110 location of, 56 descendant, 270 Devagiri, 6 Dhr .ti, 61 dhruva, 151 diagram for the moon’s horns, 313– 315 disk diameter of, 250 diurnal circle, 15, 96 Divākara, 12 double entendre, see śles .a down direction of, 56 dr .kks .epaman . d . ala, 96 dr .ṅman . d . ala, 96 dvāparayuga, 16, 122 earth diameter of, 249 support...