Kirby–Siebenmann class
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In mathematics, the Kirby-Siebenmann class is an element of the fourth cohomology group
which must vanish if a topological manifold M is to have a piecewise linear structure. It is named for Robion Kirby and Larry Siebenmann.
[edit] See also
[edit] References
- Yuli B. Rudyak (2001). "Piecewise linear structures on topological manifolds" arxiv:math.AT/0105047.
- Kirby, Robion C. & Siebenmann, Laurence C. (1977), Foundational Essays on Topological Manifolds, Smoothings, and Triangulations, ISBN 0-691-08191-3, <http://www.maths.ed.ac.uk/~aar/haupt/ks76.pdf>
- Topology of 4-Manifolds by Robion C. Kirby ISBN 0-387-51148-2