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15
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Motivation for looking at the coalgebra structure of incidence algebra resp. group algebra

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#abstract-algebra #order-theory #hopf-algebras #algebras #mobius-inversion
273
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Base change and power series rings

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#commutative-algebra #tensor-products #algebras
125
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Does it follow that any element of $J(A)$ is necessarily nilpotent?

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#linear-algebra #abstract-algebra #polynomials #modules #algebras
112
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Automorphisms of the exceptional Jordan algebra preserve the determinant and trace.

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#linear-algebra #abstract-algebra #determinant #trace #algebras
434
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Showing bilinearity of the tensor product

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#abstract-algebra #category-theory #algebras
994
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Can there be a set of numbers, which have properties like those of quaternions, but of dimension 3?

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#abstract-algebra #complex-numbers #algebraic-number-theory #quaternions #algebras
694
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One dimensional simple modules

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#modules #representation-theory #algebras
727
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Augmented Algebras

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#abstract-algebra #algebras
288
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Does an algebra over a ring with unity have unity?

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#abstract-algebra #ring-theory #modules #algebras
230
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Rings that are generated as an Algebra over a field by an arbitrary amount of algebraic elements

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#abstract-algebra #field-theory #algebras
57
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A group algebra isomorphism

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#group-theory #algebras
1.2k
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Two-dimensional algebras over complex numbers

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#abstract-algebra #algebras
515
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If the tensor product of algebras $A \otimes B$ is unital, both $A$ and $B$ must be unital

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#abstract-algebra #tensor-products #algebras
59
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"Bases" for an ordered commutative ring

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#ring-theory #algebras
2.3k
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Book(s) on Algebras (Quaternions)?

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#book-recommendation #quaternions #algebras #geometric-algebras

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