The semi-vowel of ve 'to weave' is not vocalised in the Participial affix lyap follows.,
Thus प्रवाय, उपवाय ॥ The separation of this sutra from the last, is for the sake of the subsequent sutras, into which the anuvritti of ल्यप् only runs.,
ल्यपि च
Adhyāya 6 · Pāda 1 · Rule 41