Ext//ad(SpR,\(mu^ A)\)=Br(A/k) (Q1155699)
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scientific article; zbMATH DE number 3732249
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Ext//ad(SpR,\(mu^ A)\)=Br(A/k) |
scientific article; zbMATH DE number 3732249 |
Statements
Ext//ad(SpR,\(mu^ A)\)=Br(A/k) (English)
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1980
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commutative Hopf algebra
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commutative right comodule algebra
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group sheaves
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admissible extensions
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cocycle group
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Brauer group
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Azumaya algebras
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fppf covering
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dual Hopf algebra
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group-like Hopf algebra
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Hochschild cohomology
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Sweedler's cohomology
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