# Contents

## Idea

The h-cobordism theorem gives sufficient conditions for an h-cobordism to be equivalent to a cylinder.

## References

Due to

• Stephen Smale, (1962), On the structure of manifolds, Amer. J. of Math. 84 : 387-399

Review includes

• John Milnor (1965), Lectures on the h-cobordism theorem (Princeton Univ. Press, Princeton)