The second van-Kampen theorem for topological spaces

DOI10.1016/0166-8641(94)90020-5zbMath0829.55010OpenAlexW1987900911MaRDI QIDQ1336608

Andreas Zastrow

Publication date: 15 January 1996

Published in: Topology and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0166-8641(94)90020-5

zbMATH Keywords

fundamental groupgroupoidvan Kampen theoremcollapsing \(I\)-bundles

Mathematics Subject Classification ID

Homotopy groups, general; sets of homotopy classes (55Q05) Fundamental group, presentations, free differential calculus (57M05)

Related Items

On continua with homotopically fixed boundary, The Griffiths double cone group is isomorphic to the triple, Deforestation of Peano continua and minimal deformation retracts, The fundamental groups of subsets of closed surfaces inject into their first shape groups

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