gaRitra
gaṇitra ( nt. ?), Divy 263.9 , acc. to Index astrologerʼs instrument, abacus ; perhaps quite as likely, (astrological) calculation : Bhūriko gaṇitre kṛtāvī śvetavarṇāṃ ( q.v. ) gṛhītvā gaṇayitum ārabdhaḥ, Bh. , who was clever at g. , took śv. ( pw chalk ) and began to reckon .