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Subalgebra Definition

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#definition #algebras
1.2k
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Showing $\mathbb{H}$ is isomorphic to a subring of $M_2(\mathbb{C})$ as $\mathbb{R}$-algebras

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#quaternions #algebras
138
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Proove a fact about $\sigma$-algebras in preparation for Kolmogorov's zero–one law

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#probability #measure-theory #probability-theory #algebras
115
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Quotient of noncommutative algebra

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#modules #ideals #algebras
613
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Automorphism of the matrix algebra is an inner automorphism

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#modules #algebras
390
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Multiplicity of a dual simple module in the dual module?

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#ring-theory #modules #representation-theory #algebras
42
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$M_n$ equivalent to the $C^*$-algebra generated by Jordan Block?

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#linear-algebra #matrices #algebras
260
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If $V$ is a quasi-affine variety, the algebra $k[V]$ is isomorphic to a subalgebra of a finitely generated $k$-algebra?

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#algebraic-geometry #algebras
46
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Showing $f\notin \overline{S[a,b]}$

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#real-analysis #algebras
97
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References about "algebras over monoids"

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#category-theory #modules #monoid #monoidal-categories #algebras
84
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Example of a semi-simple $\mathbb{R}$ algebra

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#abstract-algebra #ring-theory #algebras
319
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Definition of rank of an element in tensor algebra

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#definition #tensor-products #tensors #algebras #tensor-rank
53
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Affine Hecke algebras and Lusztig relations

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#polynomials #algebras #coxeter-groups
107
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Number of subalgebras of dimension $e$ of a finite dimensional algebra over $F_q$ of dimension $d$

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#finite-fields #algebras
62
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Prove that |Λ/e| = |Λ|-|P|

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#category-theory #modules #projective-module #algebras #representation-of-algebras

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