# Commit 2021-03-30 14:01 ed6d94a8

View on Github →chore(group_theory/group_action/defs): combine duplicated `comp_hom`

and rename derivative definitions (#6942)
Zulip thread

Mathlib v3 is deprecated. Go to Mathlib v4

chore(group_theory/group_action/defs): combine duplicated `comp_hom`

and rename derivative definitions (#6942)
Zulip thread