Liftings and covering morphisms of crossed modules in group-groupoids (Q5101396)
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scientific article; zbMATH DE number 7577636
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Liftings and covering morphisms of crossed modules in group-groupoids |
scientific article; zbMATH DE number 7577636 |
Statements
Liftings and covering morphisms of crossed modules in group-groupoids (English)
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30 August 2022
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action
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covering morphism
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crossed module
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double group-groupoid
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group-groupoid
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