traya is substituted for tri before the Genitive 6th-Case plural affix.,
As त्रयाणाम् ॥ त्रीणाम् however appears in the Veda: as त्रीणामपि समुद्राणाम् ॥,
Adhyāya 7 · Pāda 1 · Rule 53
traya is substituted for tri before the Genitive 6th-Case plural affix.,
As त्रयाणाम् ॥ त्रीणाम् however appears in the Veda: as त्रीणामपि समुद्राणाम् ॥,