Jyotiṣa-śāstra Saṅgraha: Threefold Division, Gaṇita Methods, Muhūrta, and Planetary Reckoning
खर्तुदस्नाविपद्वेदाः शीघ्नकर्मणि कीर्तिताः । ओजयुग्मांतरगुणाभुजज्यात्रिज्ययोद्धृताः ॥ १०५ ॥
khartudasnāvipadvedāḥ śīghnakarmaṇi kīrtitāḥ | ojayugmāṃtaraguṇābhujajyātrijyayoddhṛtāḥ || 105 ||
खर्तु, दस्ना व विपद इत्यादी वैदिक संज्ञा शीघ्र-गणनेच्या नियमांत सांगितल्या आहेत. ‘ओज’ (विषम पदे) यांच्या युग्मातील मधले गुण घेऊन, तसेच भुज-ज्या व त्रि-ज्या (ज्या व त्रि-ज्या) या प्रमाणांचा उपयोग करून त्या सिद्ध होतात.
Sanatkumara (teaching Narada)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: none
It shows that the Purana preserves not only devotion and dharma, but also precise Vedanga knowledge—especially Jyotisha—supporting correct timing and understanding of Vedic practice.
Indirectly: by grounding ritual timing and sacred observances in accurate Jyotisha computation, it supports disciplined worship—an aid to steady Vishnu-bhakti even when the verse itself is technical.
Vedanga Jyotisha and computational astronomy/ganita—specifically ‘swift computation’ methods and trigonometric measures like bhuja-jyā (sine) and tri-jyā used to derive intermediate factors.