Āryabhaṭīya with the Commentary (with commentary) · Chapter 28

saha ekena vartate iti saikaḥ | saha gacchena vartate iti sagacchaḥ | anantaraprakṛtaḥ saikasagacchaḥ | padam gacchaḥ tatra saikam ca [saika] sagaccham ca padam ca saikasagacchapadāni | teṣām saikasagacchapadānām kramāt ānupūrvyāt | trayāṇām saṃvargitam trisaṃvargitam | keṣām trayāṇām ? prakṛtānām saikasagacchapadānam | ṣaṣṭhaḥ aṃśaḥ | tasya trisaṃvargitasya ṣaṣṭhaḥ aṃśaḥ ṣaṣṭhaḥ bhāgaḥ | vargacitighanaḥ sa bhavet | vargasya citiḥ vargacitiḥ vargaciteḥ
ghanaḥ vargacitighanaḥ | vargasaṅkalanā iti arthaḥ | citivargaḥ ghanacitighanaḥ ca | citeḥ vargaḥ saṅkalanāvargaḥ iti yāvat | sa eva citivargaḥ ghanacitighanaḥ bhavati |
uddeśakaḥ ã
saptānām aṣṭānām saptadaśānām caturbhujāḥ citayaḥ |
ekavidhānam vācyam padaḥ tarāḥ tāḥ hi vargākhyāḥ

nyāsaḥ ã
parilekhaḥ 56
karaṇam ã padam 7, saikam 8, etat eva sagaccham 15 | eteṣām trayāṇām saṃvargaḥ 840, ṣaḍbhaktaḥ vargacitighanapramāṇam 140 | śeṣayoḥ api yathākrameṇa labdham 204, 1785 |
ghanacitau uddeśakaḥ ã
caturaśraghanāḥ citayaḥ pañcacaturnavastarāḥ vinirdeśyāḥ |
ekāvaghaṭitāḥ tāḥ samacaturaśreṣṭakāḥ kramaśaḥ

nyāsaḥ ã
parilekhaḥ 57
parilekhaḥ 58
karaṇam ã citisaṅkalanā | sā ca "athavā ādyantam padārdhahatam" [ gaṇita í, 29 ] iti anena ānīyate | atra ādiḥ ekaḥ 1, antyadhanam pañca 5, ekatra ṣaṭ 6, padārdhena pañcānām ardhena hatam saṅkalanācitiḥ pañcānām jātā 15, asya vargaḥ ghanacitighanaḥ bhavati | sa ca 225 | śeṣayoḥ api yathākrameṇa labdham 100, 2025

[ prakārāntareṇa rāśidvayasaṃvargajñānam ]
dvayoḥ rāsyoḥ saṃvargānayana upāyāntaram āha ã
samparkasya hi vargāt viśodhayet eva vargasamparkam |
yat tasya bhavati ardham vidyāt guṇakārasaṃvargam