4.3.157
उष्ट्राद्वुञ्
Operational rule vidhi
The affix वुञ् comes in the sense of 'product or part' after the word उष्ट्र.
Word by word (padaccheda)
Left context उष्ट्रात् pañcamī · ekavacanaSubstitute / term वु prathamā · ekavacana
- Left context Pañcamī (5th case): "after X", the operation applies to what follows (1.1.67 तस्मादित्युत्तरस्य). Also used for limits and sources.
- Substitute / term Prathamā (1st case): in operational rules, the substitute or the thing introduced; in definitions, the term or its referent.
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Full reading
उष्ट्रात् वुञ्
Pāṇini leaves out words that carry over from earlier sūtras. Expand to see the rule as a reader actually understands it.
Commentary
The affix वुञ् comes in the sense of 'product or part' after the word उष्ट्र।
This debars अञ् 4.3.154. उष्ट्रस्य विकारोऽवयवो वा = औष्ट्रकः ॥
Śrīśa Chandra Vasu, The Ashtadhyayi of Panini (1897), via ashtadhyayi.com.