Zeeman conjecture

In mathematics, the Zeeman conjecture or Zeeman's collapsibility conjecture asks whether given a finite contractible 2-complex $K$ the space $K\times [0,1]$ is collapsible.

The conjecture implies the Poincaré conjecture and the Andrews–Curtis conjecture.

References

Matveev, Sergei (2007), "1.3.4 Zeeman's Collapsing Conjecture", Algorithmic Topology and Classification of 3-Manifolds, Algorithms and Computation in Mathematics 9, Springer, pp. 46–58, ISBN 9783540458999