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 19.8a
pakṣakaraṇyāḥsaptamaṃ tiryaṅmānī | puruṣacaturthaṃ ca pārśvamānī | tasyākṣṇayā rajjvā karaṇaṃ prajṛmbhayet || Sūtra _19.8a ||
dīrghīkuryāt / anayeti karaṇī / pakṣakaraṇī -- pakṣasya karaṇī pakṣakaraṇī iṣṭakā / tasyā uktaṃ karaṇaṃ puruṣasaptamaṃ tiryaṅbhānī puruṣacaturthī pārśvamānīti / pakṣeṣṭakāṃ caturbhiriti / tameva dīrghībhūtaṃ karaṇaṃ prajambhayet -- dīrghīkuryāt / kathamekayā kṣṇayā rajjvāyatayā dīrghīkuryātkaraṇam?