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(Q5155179)
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English
comodule
dual notion of a module over an algebra
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Statements
studied in
category theory
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defining formula
ρ
:
M
→
M
⊗
C
(
id
⊗
Δ
−
ρ
⊗
id
)
∘
ρ
=
0
(
id
∘
ϵ
)
∘
ρ
=
id
{\displaystyle {\begin{aligned}&\rho \colon M\to M\otimes C\\&(\operatorname {id} \otimes \Delta -\rho \otimes \operatorname {id} )\circ \rho =0\\&(\operatorname {id} \circ \epsilon )\circ \rho =\operatorname {id} \end{aligned}}}
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imported from Wikimedia project
English Wikipedia
maintained by WikiProject
WikiProject Mathematics
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Identifiers
Freebase ID
/m/04gs0h
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Microsoft Academic ID
2780377726
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nLab ID
comodule
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