homology

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    📘 Non-Fiction Invariants of Homology 3-Spheres

    Invariants of Homology 3-Spheres English | PDF | 2002 | 229 Pages | ISBN : 3540437967 | 21 MB Homology 3-sphere is a closed 3-dimensional manifold whose homology equals that of the 3-sphere. These objects may look rather special but they have played an outstanding role in geometric topology...
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