On operators in relative homotopy groups
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Publication:2648953
DOI10.2307/1969048zbMath0041.10102OpenAlexW2326896969MaRDI QIDQ2648953
Publication date: 1948
Published in: Annals of Mathematics. Second Series (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.2307/1969048
Related Items (18)
ENUMERATION OF CAT1-GROUPS OF LOW ORDER ⋮ ENUMERATION OF WHITEHEAD GROUPS OF LOW ORDER ⋮ Towards a \(2\)-dimensional notion of holonomy ⋮ Categorical, homological, and homotopical properties of algebraic objects ⋮ Derivations, automorphisms and crossed modules ⋮ Unnamed Item ⋮ Unnamed Item ⋮ Towards a 2-dimensional notion of holonomy. ⋮ External derivations of internal groupoids ⋮ Isoclinism of crossed modules ⋮ Universal strict general actors and actors in categories of interest ⋮ Automorphisms and homotopies of groupoids and crossed modules ⋮ Actions and automorphisms of crossed modules ⋮ Unnamed Item ⋮ Further remarks on liftings of crossed modules ⋮ Actor of a Precrossed Module ⋮ Cat1-Hopf Algebras and Crossed Modules ⋮ Derived crossed modules
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