Basics Extract kind Colophon phrase Work Sūryasiddhānta Manuscript MS Kathmandu NAK 5/626 Complete Devanagari Text Extract text iti śrīsūryyasiddhāṃte sūryyamayasaṃvāde saurasūtrādhyāyaś caturddeśaḥ (fol. 31r2)