The affix tīya comes in the sense of 'completer thereof' after the word dvi,
This debars डट् ॥ Thus द्वयोः पूरणो = द्वितीयः 'the second' -- that which completes the two.,
Adhyāya 5 · Pāda 2 · Rule 54
The affix tīya comes in the sense of 'completer thereof' after the word dvi,
This debars डट् ॥ Thus द्वयोः पूरणो = द्वितीयः 'the second' -- that which completes the two.,