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 13.11
tasya karaṇyā dvādaśeneṣṭakāḥ kārayet | adhyardhāḥ pādeṣṭakāś ca || ĀpŚus_13.11 ||
dvādaśacaturbhāgīyākṣetraṃ sāratniprādeśasya daśamoṃ'śaḥ / ṣaṣṭhayaṅgulapramāṇaṃ tiryaṅbhānī tasya dvikaraṇī pārśvamānī / tasyā kṣṇayā rajjvā kṛte caturaśre dvādaśacaturbhāgīyā kṣetraṃ bhavati / yacsaroḥ pramāṇam / tayaiva triguṇīkṛtayā droṇaḥ /
tasya pucchena nirhāra uktaḥ -- pucchenaiva mānamārgo vyākhyātaḥ / tasya karaṇyā dvādaśeṣṭakāḥ kārayot tasyeti droṇaḥ parāmṛśyate natsaruḥ sa ca trikoṇa samadeśena caturbhāgīyenetyarthaḥ / adhyardhāḥ pādeṣṭekāś ca atra vipratipannā yājñikāḥ akṣṇayā pādamicchanti kecit / keciddīrghapadapādamardheṣṭakāḥ kartavyāḥ tābhirvinā saṃkhyāpūraṇasyāśakyatvāt / vktamuktaṃ śulbāntare "ardheṣṭakāsveti / ihāpi cakārādardheṣṭakāśceti / karaṇāni ca ṣṭtriṃśadaṅgulaṃ tilonamekaṃ karaṇañca; ekato'dhyardhaṃ dvitīyaṃ; prathamakaraṇamubhayato'bhṇayā caturdhā dīrghaṃ,' tena pādānāṃ tṛtīyaṃ karaṇaṃ, tṛtīyenaiva karaṇena dīrgheṇa vār'dheṣṭakānāṃ karaṇaṃ caturtham /