Avsnittsöversikt
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Singular homology. Singular simplices, singular chain complex, functoriality, topological invariance of singular homology, path components and degree 0 homology, the fundamental group and degree 1 homology. Reminder on homotopic maps, homotopy equivalence.
Reading: Hatcher 108-113 (except proof of Theorem 2.10) and §2A (cursory).