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Apastamba Sulba-sutra [sanskrit]
29,967 words
The Sanskrit edition of the Apastamba Sulba-sutra with the commentaries of Kapardin, Karavinda and Sundararaja. The Sulbasutras are considered Vedic appendices and deals with the ancient Indian science of Mathematics and Geometry, by instructing the construction of fire-altars, among others. Original titles: Āpastambaśulbasūtra (आपस्तम्बशुल्बसूत्र), Kapardin (कपर्दिन्), Karavinda (करविन्द), Sundararāja (सुन्दरराज)
Sutra 7.10b
tasmiṃś caturaśram avadadhyād yāvat sambhavet tan navadhā vyavalikhya traidham ekaikaṃ pradhikaṃ vibhajet || Sūtra _7.10b ||
tasminniti maṇḍalaṃ parāmṛsyate / tasminmaṇḍale caturaśraṃ yāvacchete tāvaccaturaśraṃ likhet / samapariṇāhaṃ caturdhā vibhajya avāntaradikṣu lakṣaṇaṃ kṛtvā teṣu sraktayo yathā bhavanti tathā caturaśramālikhet / dikṣu catvāri dhanuḥsamāḥ / taccaturaśraṃ navadhā vyavalikhya ekasya pramāṇena samacaturaśraṃ karaṇaṃ kārayet / traidhamekaikaṃ pradhikaṃ vibhajen / gamanāya pradhīyata iti pradhikam / tacca pārśvadhanuḥ / tatpratikṛtitvāt pradhikamityucyate /
ekaikaṃ pradhikaṃ tridhā kṛtvā karaṇāni kārayet /
caturbhistilairūnāḥṣṭyaṅgulāścaturaśrapramāṇam /
ṇaṇḍalamadhye tasya tṛtīyenaikaṃ karaṇaṃ pradhikamadhyaṃ dvāviṃśatitrayodaśābhyāṃ kārayet /
triṃśadaṅgulena tvekaṃ takṣayet //
yath.ā dhanurākāraṃ yathā jyāphalakayormadhye tilonamaṅgulaṃ bhavati tathonaṃ tribhistrayodaśāṅgulamekaṃ karaṇaṃ aratnimātraṃ tilābhyāmekaṃ saptaviṃśatyaṅgulamaṣṭabhistilairūnamekaṃ takṣet / pūrvamaṅguladvayaṃ agniphalakābhyāṃ saha madhye yathā bhavati tathā tṛtīyena karaṇena viparyasyānyamevamiṣṭakāḥ kārayet /