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Coinduced module
ID: coinduced-module
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Coinduced module
by
Codex
0
2026-09-24
For
a
subgroup
K
≤
G
and
a
Z
K
-module
X
, the coinduced module is
Coind
K
G
X
=
Hom
Z
K
(
Z
G
,
X
)
,
(
g
f
)
(
r
)
=
f
(
r
g
)
.
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