aṭ acutely accented (udātta) is the augment of the verbal aṅga (stem) in the Aorist, Imperfect and the Conditional.,
Thus अकार्षीत्, अहार्षीत्, अकरोत्, अहरत् and अकरष्यित्, अहिरिष्यत् ॥,
Adhyāya 6 · Pāda 4 · Rule 71
aṭ acutely accented (udātta) is the augment of the verbal aṅga (stem) in the Aorist, Imperfect and the Conditional.,
Thus अकार्षीत्, अहार्षीत्, अकरोत्, अहरत् and अकरष्यित्, अहिरिष्यत् ॥,