7.4.97
ई च गणः
Operational rule vidhi
In the reduplicated Aorist of the Causative, ई is substituted optionally for the vowel of the reduplicate in गण्.
Word by word (padaccheda)
Word ई Indeclinable च avyayaTarget गणः ṣaṣṭhī · ekavacana
- Word Case not marked in the source data.
- Indeclinable An avyaya such as च "and", वा "optionally", न "not".
- Target Ṣaṣṭhī (6th case): names what gets replaced, "in place of X" (1.1.49 षष्ठी स्थानेयोगा).
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Full reading
ई च गणः
Pāṇini leaves out words that carry over from earlier sūtras. Expand to see the rule as a reader actually understands it.
Commentary
In the reduplicated Aorist of the Causative, ई is substituted optionally for the vowel of the reduplicate in गण्।
As अजीगणत् or अजगणत् ॥ गण is a root which ends in अ, and this अ being elided by 6.4.48 before the Causative णि, the rule 7.4.93, does not apply to it, because there is an ak-lopa here, so in the other alternative, it has its natural अ ॥
Śrīśa Chandra Vasu, The Ashtadhyayi of Panini (1897), via ashtadhyayi.com.