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Publication:3961002
zbMath0496.18009MaRDI QIDQ3961002
Publication date: 1982
Full work available at URL: http://www.numdam.org/item?id=CTGDC_1982__23_2_165_0
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stacksconnected componentstorsorgerbesGrothendieck toposfibered categoriesbouquetssheaf of groupoidsgroupoid objectssheaf of groupsnon-abelian cohomology theoryliens
Nonabelian homological algebra (category-theoretic aspects) (18G50) Topoi (18B25) Fibered categories (18D30) Presheaves and sheaves, stacks, descent conditions (category-theoretic aspects) (18F20) Groupoids, semigroupoids, semigroups, groups (viewed as categories) (18B40)
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