A Concise History of Science in India c18.41

c18.41

Radio-activity, 487 Radio-carbon datings, 6–13, 283–84 Ahar, 11 Banasian phase, 11 B. and R. period, 13 Burzahom, 9 Chirand, 13 Daimabad, 12 Hastinapur, 13 Jorwe phase, 12 Kalibangan, 6, 8 Kausambi, 13 Kot Diji, 6, 8 Lothal, 8 Mohenjo-daro, 8 Mundigak, 6 Narsipur, 9 Navdatoli, 11, 12 N.B.P. period, 13 Paiyampalli, 9 P.G. ware period, 13 Prakash, 12 Rojdi, 8 Sanganakallu, 9 South Indian neolithic complex, 9 Tekkalakota, 9 Utnur, 9 Raghunātha Śiromaṇi, 31, 465 *Raghuvamśa*, 35, 37 Ragi, 373 Rāhu, 20, 61, 65–66 Rāhu-Ketu theory of eclipse, 96, 116, 133 Raigir, 14 Railways, introduction of, 490 Rairh, 287 *Rājamārtaṇḍa*, 54, 254, 255 *Rājapraśnīya*, 42 *Rajas*, *rājasika*, 236, 245, 459 *Rājayakṣmā*, 18 Rajgir, 297 Rajpur Parsu, 12, 282 *Rākā*, name for moon's phase, 63 *Rakta* (blood), 242 Ram, 410 Rāmacandra, 55, 233 Ramadevan, 318 Raman, C. V., 561, 605 Rāmānuja, 22 *Rāmāyaṇa*, 32, 36, 66, 214, 379, 391 Ram Mohan Roy, 544–45, 605 Ram Singh, 525 *Rām yantra*, 102, 130, 594 Rana Ghundai, 5, 412 Raṅganātha, 92, 98, 170 Rangpur, 11 *Rasacikitsā* school of medicine, 55, 231, 232–33, 253, 262, 264, 587, 596 *Rasahṛdaya*, 55, 233, 264, 314, 319, 321, 322 *Rasa* in *āyurveda*, 241–42 *Rasaka*, 319 *Rasakarpūra*, 324 *Rasanakṣatramālikā*, 55 *Rasapāka*, 305 *Rasaprakāśasudhākara*, 55, 314, 319, 321, 322 *Rasapuṣpa*, 324 *Rasarājalakṣmī*, 55 *Rasaratnākara*, 55, 231, 233, 264, 314 *Rasaratnasamuccaya*, 55, 231, 233, 253, 314, 323 *Rasārṇava*, 55, 233, 314, 319, 321, 322 *Rasārṇavakalpa* of the *Rudrayāmalatantra*, 55, 315 *Rasaśālā*, 328 *Rasaśāra*, 55, 264 *Rasaśāstra*, iatrochemical works, 55, 264–66, 314 *Rasaśāstra* school, 55 *Rasasindūra*, mercuric sulphide, 254, 324, 325 *Rasavādin*, 313 *Rasāvatāra*, 265 *Rasasiddha*, 305 *Rasavidyā*, 313 *Rasāyana*, 228, 231, 316 *Rasendracintāmaṇi*, 55, 233 *Rasendracūḍāmaṇi*, 55, 233 *Rasendrasārasaṃgraha*, 55, 265, 314 *Rāśi* (solid mensuration), 157 *Rāśivalaya*, 130 *Rāśi yantra*, 101 Rat, 405, 443 Ratio, proportion, 182–83 *Ratnas*, 323 Rây, P. C., 560, 605 *Ṛbhus*, 63 Reamers, 280 Rechenbiechlin, 212 Rectilinear figures, combinations and transformations of, in the *Sulbasūtra*, 146–47 Regeldetri, 183 Rejuvenation, 219, 315 *Rekhāgaṇita*, 103, 171, 595 Remainder problem, 210 Renaissance, 486–87