89:. In the katapayadi system, numerals may be represented by various letters so that the large numerical tables required for astronomical computations could be represented as verses and memorized.
282:
222:
307:
585:
51:
etymology literally means "for the benefit of the common man", and the intention was to simplify astronomical computations so that everyone could do it.
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197:
302:
39:, relates how Parahita was created based on the combined observations of a group of scholars who had gathered for a festival at
96:(932 AD) gives further details of the parahita technique. The methods were retained but some of the constants downgraded by
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492:
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183:
521:
137:
K. Chandra Hari (2002). "Date of
Haridatta, promulgator of the Parahita system of astronomy in Kerala".
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312:
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86:
477:
101:
175:
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165:
Encyclopaedia of the
History of Science, Technology, and Medicine in Non-Western Cultures
77:
Also
Haridatta simplified the representation of numerals from the cumbersome notation of
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66:, only the former is known. The system simplified the computational cycle of the
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by introducing a sub-aeon of 576 years and introduced a zero correction called
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based on which the system worked accurately around the time of
Haridatta.
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Parahita is a significant step in the simplification of the
35:, (c. 683 AD). Nilakantha Somayaji (1444–1544), in his
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460:
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31:. It was introduced by the Kerala astronomer
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58:tradition. Of the two texts of the system,
8:
85:system which gained wide currency in later
586:Kerala school of astronomy and mathematics
207:Kerala school of astronomy and mathematics
198:
184:
176:
129:
19:is a system of astronomy prevalent in
548:(Mahishamangalam Sankaran Namputhiri)
100:in his DrggaNita (1483), and also by
7:
139:Indian Journal of History of Science
14:
283:Mazhamaṅgalaṃ Nārāyaṇan Naṃpūtiri
1:
412:Laghuvivṛti (commentary on
94:Grahacāranibandhana-sangraha
534:Mahodayapuram (Kodungallur)
323:Śaṅkara Varma of Kaṭattanāṭ
612:
554:(Nilakantha Somayaji, etc)
524:(Govinda Bhattathiri, etc)
483:Madhava's correction terms
542:(Madhava of Sangamagrama)
518:(Azhvanchery Thamprakkal)
308:Śaṅkara of Mahiṣamaṅgalam
560:(Putumana Somayaji, etc)
298:Parameśvara of Vațaśśeri
278:Madhava of Sangamagrama
507:Places associated with
422:Mahābhāskarīya Bhāshya
509:members of the school
419:Madhyamanayanaprakara
394:Jyotiśśāstra-saṃgraha
386:Jātaka-sāara-saṃgraha
383:Grahacāraṇinibandhana
353:Aryabhatiya-bhashya (
243:Dāmodara of Vațaśreņi
233:Azhvāñceri Taṃprākkaḷ
558:Sivapuram (Thrissur)
493:Madhava's sine table
43:on the banks of the
355:Nīlakaņțha Sōmayāji
288:Nīlakaņțha Sōmayāji
253:Govinda Bhattathiri
64:Mahāmārganibandhana
60:Grahacāranibandhana
273:Kochukrishnan Asan
216:and mathematicians
106:rAsigolasphuTanIti
87:Kerala mathematics
596:History of Kerala
573:
572:
536:(Sankaranarayana)
478:Kaṭapayādi system
473:Drigganita system
360:Candrachayaganita
313:Putumana Somayāji
102:Achyuta Pisharati
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530:(Sankara Varman)
435:Sidhhantadarpana
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591:Hindu astronomy
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498:Parahita system
461:Concepts/Topics
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318:Śankara Vāriyar
303:Śaṅkaranārāyaṇa
228:Acyuta Piṣāraṭi
223:(Complete list)
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488:Madhava series
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442:Tantrasamgraha
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552:Thrikkandiyur
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390:Jyotirmimamsa
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328:Udayadivākara
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293:Nīlakaṇṭha II
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258:Govindasvāmin
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161:Helaine Selin
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145:(3): 223–236.
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45:Bhāratappuzha
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497:
438:Spuṭanirṇaya
431:Sadratnamālā
398:Kanakkusāraṃ
338:Vidyamadhava
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98:Parameshvara
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47:River. The
36:
16:
15:
566:(Haridatta)
528:Kadathanadu
268:Jyeṣṭhadeva
214:Astronomers
167:. Springer.
157:K. V. Sarma
68:Aryabhatiya
580:Categories
564:Tirunavaya
452:Yuktibhāṣā
426:Pañcabodha
367:Drigganita
363:Dasādhyāyi
333:Vararuci I
238:Citrabhānu
169:p. 1059-60
124:References
118:Drigganita
83:katapayadi
56:siddhantic
37:Dr̥kkaraṇa
25:Tamil Nadu
546:Peruvanam
522:Alathiyur
516:Athavanad
447:Venvaroha
371:Dṛkkaraṇa
347:Treatises
263:Haridatta
248:Devācārya
92:The work
79:Aryabhata
41:Tirunāvāy
33:Haridatta
540:Kudallur
380:Golasara
377:Golavada
159:(2008).
112:See also
108:(1600).
81:to the
72:Vāgbhāva
49:Sanskrit
17:Parahita
163:(ed.).
104:in his
21:Kerala
29:India
62:and
23:and
582::
143:37
141:.
27:,
416:)
357:)
199:e
192:t
185:v
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