The minimal number of critical points of a function on a compact manifold and the Lusternik-Schnirelman category

COMPOSITION METHODS IN HOMOTOPY GROUPS OF SPHERES

I. M. James · Journal of the London Mathematical Society · 1964 · 504 citations

Natural Sciences, Mathematics, Geometry +9

On the Structure of Manifolds

Stephen T. Smale · American Journal of Mathematics · 1962 · 392 citations

Natural Sciences, Mathematics, Geometry +11

A Unique Decomposition Theorem for 3-Manifolds

John Milnor · American Journal of Mathematics · 1962 · 382 citations

Natural Sciences, Mathematics, Representation Theory +10

The Singularities of a Smooth n-Manifold in (2n - 1)-Space

Hassler Whitney · Annals of Mathematics · 1944 · 217 citations

Natural Sciences, Geology, Topology +7

On the Structure of 5-Manifolds

Stephen T. Smale · Annals of Mathematics · 1962 · 188 citations

Natural Sciences, Mathematics, Geometry +8