Jyotiṣa-śāstra Saṅgraha: Threefold Division, Gaṇita Methods, Muhūrta, and Planetary Reckoning
चेद्राशिविवरं मासफलांतरहृतं च यः । क्षेपा मिश्रहताः क्षेपोयोगभक्ताः फलानि च ॥ ४१ ॥
cedrāśivivaraṃ māsaphalāṃtarahṛtaṃ ca yaḥ | kṣepā miśrahatāḥ kṣepoyogabhaktāḥ phalāni ca || 41 ||
បើចន្លោះរវាងរាសីត្រូវបែងចែកដោយភាពខុសគ្នានៃផលប្រចាំខែ នោះតម្លៃបន្ថែម (kṣepa) ត្រូវគុណនឹងតម្លៃលាយ (miśra) ហើយតម្លៃដែលបាននោះ ជាផលដែលទទួលបានដោយចែកនឹងផលបូកនៃ kṣepa ទាំងអស់។
Sanatkumara (in instruction to Narada)
Vrata: none
Primary Rasa: shanta
Secondary Rasa: none
It frames precise Jyotiṣa computation as part of dharmic order—right knowledge of time and measures supports correct observance and disciplined living, aiding Moksha-oriented practice.
Indirectly: by teaching accurate calculation methods used for determining auspicious timings and observances, it supports orderly vrata and worship schedules that can be performed with steadiness and faith.
Vedāṅga Jyotiṣa (astronomical/astrological computation): it outlines a rule using rāśi-intervals, monthly-result differences, and correction terms (kṣepa) to derive final phala (computed results).