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15
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Is the dual of a module naturally a comodule?

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#category-theory #modules #hopf-algebras #coalgebras #comodules
92
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To what extent are final coalgebras simply a conceptual tool? (In light of a theory with initial algebras)

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#reference-request #category-theory #type-theory #coalgebras
630
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If $H$ is a Hopf algebra, do we have $H^{cop}$ is a Hopf algebra?

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#abstract-algebra #hopf-algebras #quantum-groups #coalgebras #nichols-algebras
267
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Question about the Sweedler notation and the proof of a property of the antipode

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#abstract-algebra #hopf-algebras #coalgebras
2.7k
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Good Introduction to Hopf Algebras with Examples

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#reference-request #hopf-algebras #coalgebras #algebraic-stacks
159
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Question on Sweedler notation and a property of the transpose

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#abstract-algebra #hopf-algebras #coalgebras
90
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Difference between (co)algebras and $F$-(co)algebras

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#category-theory #algebras #coalgebras
86
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Are filtrations given by comodules structures?

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#abstract-algebra #commutative-algebra #modules #coalgebras #filtrations
46
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Coalgebraic description of converse of a binary relation on a set

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#category-theory #relations #coalgebras
51
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Change of scalars for comodules as adjunctions?

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#linear-algebra #abstract-algebra #hopf-algebras #coalgebras #comodules
46
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Why can't you consider coideal generated by sets.

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#hopf-algebras #coalgebras
34
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Direct product of tensor powers is a coalgebra

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#abstract-algebra #tensor-products #coalgebras
113
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Proving the uniqueness of a map

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#tensor-products #products #hopf-algebras #quantum-groups #coalgebras
77
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A morphism of bialgebras between two Hopf algebras is necessarily a morphism of Hopf Algebras.

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#abstract-algebra #convolution #hopf-algebras #morphism #coalgebras
22
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Intersection of a chain of coideals in k-coalgebras

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#hopf-algebras #coalgebras

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