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Questions
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Equivalence between Algebraic Semi-group Structures and Coalgebra Structures for an Algebraic Variety?

oct 4 at 18:09 Dyke Acland 462●3●11

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Complement to the Kernel of a Hopf Algebra Map

jun 28 11 at 16:45 Dyke Acland 462●3●11

 
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Braidings for Comodules of Co-quasi-triangular Hopf algebra

sep 14 11 at 22:41 Dyke Acland 462●3●11

 
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Notation: Vector space spanned by all finite polynomials in $x$ and all finite polynomials in $y$

jun 18 11 at 20:57 Aaron Meyerowitz 11.8k●1●10●31

 
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Trivial Hopf Coinvariant Subspace Example

jul 24 at 7:13 Bugs Bunny 4,942●3●18

 
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When is a Surjective Comodule Endomorphism an Automorphism?

aug 22 at 17:28 Dyke Acland 462●3●11

 
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Deformations and Dimensions: $q$-Deform Finite to Infinite?

jan 28 at 22:18 Gerry Myerson 15.8k●1●47●87

 
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Why are there two Hopf algebra structures on a Kac--Moody Algebra.

feb 18 at 9:35 Uwe Franz 1,295●2●15

 
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Gradings Induced by Coactions?

dec 2 10 at 18:11 Dyke Acland 462●3●11

 
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Generators of the Augmentation Ideal (Counit Kernel)

dec 14 10 at 22:57 Bugs Bunny 4,942●3●18

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