代数拓扑讲义 pdf epub mobi txt 电子书 下载 2025

Chapter Ⅰ Preliminaries on Categories,Abelian Groups, and Homotopy §1 Categories and Functors §2 Abelian Groups (Exactness, Direct Sums,Free Abelian Groups) §3 HomotopyChapter Ⅱ Homology of Complexes §1 Complexes §2 Connecting Homomorphism,Exact Homology Sequence §3 Chain-Homotopy §4 Free ComplexesChapter Ⅲ Singular Homology §1 Standard Simplices and Their Linear Maps §2 The Singular Complex §3 Singular Homology §4 Special Cases §5 Invariance under Homotopy §6 Barycentric Subdivision §7 Small Simplices. Excision §8 Mayer-Vietoris SequencesChapter Ⅳ Applications to Euclidean Space §1 Standard Maps between Cells and Spheres §2 Homology of Cells and Spheres §3 Local Homology §4 The Degree of a Map §5 Local Degrees §6 Homology Properties of Neighborhood Retracts in IRn §7 Jordan Theorem, Invariance of Domain §8 Euclidean Neighborhood Retracts (ENRs)Chapter Ⅴ Cellular Decomposition and Cellular Homology §1 Cellular Spaces §2 CW-Spaces §3 Examples §4 Homology Properties of CW-Spaces §5 The Euler-Poincare Characteristic §6 Description of Cellular Chain Maps and of the Cellular Boundary Homomorphism §7 Simplicial Spaces §8 Simplicial HomologyChapter Ⅵ Functors of Complexes §1 Modules §2 Additive Functors §3 Derived Functors §4 Universal Coefficient Formula §5 Tensor and Torsion Products §6 Hom and Ext §7 Singular Homology and Cohomology with General Coefficient Groups §8 Tensorproduct and Bilinearity §9 Tensorproduct of Complexes Kunneth Formula §10 Horn of Complexes. Homotopy Classification of Chain Maps §11 Acyclic Models §12 The Eilenberg-Zilber Theorem. Kunneth Formulas for SpacesChapter Ⅶ Products §1 The Scalar Product §2 The Exterior Homology Product §3 The Interior Homology Product(Pontrjagin Product §4 Intersection Numbers in IRn §5 The Fixed Point Index §6 The Lefschetz-Hopf Fixed Point Theorem §7 The Exterior Cohomology Product §8 The Interior Cohomology Product (■-Product) §9．■-Products in Projective Spaces．Hopf Maps and Hopf Invariant §10 Hopf Algebras §ll The Cohomology Slant Product §12 The Cap-Product(■-Product) §13 The Homology Slant Product，and the Pontrjagin Slant Product ManffoldsChapter Ⅷ Manifolds §l Elementary Properties of Manifolds §2 The Orientation Bundle of a Manifold §3 Homology of Dimension≧n in n．Manifolds §4 Fundamental Class and Degree §5 Limits §6 Cech Cohomology of Locally Compact Subsets of IRn §7 Poincar6-Lefschetz Duality §8 Examples，Applications §9 Duality in a-Manifolds §10 Transfer §11 Thom Class，Thorn Isomorphism §12 The Gysin Sequence．Examples §13 Intersection of Homology Classes Kan．and Cech-Extensions of FunctorsAppendix §1 Limits of Functors §2 Polyhcdtons under a Space，and Partitions of Unity §3 Extending Functors from Polyhedrons to more General Spaces Bibliography SubjectIndexBibliographySubject Index
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