Description: Homomorphic property of not empty composites of a group sum over a semigroup. Formerly part of proof for gsumccat . (Contributed by AV, 26-Dec-2023)
Ref | Expression | ||
---|---|---|---|
Hypotheses | gsumwcl.b | |
|
gsumsgrpccat.p | |
||
Assertion | gsumsgrpccat | |