The lattice of invariant subspaces of a completely continuous quasi-nilpotent transformation

On two problems concerning linear transformations in hilbert space

Arne Beurling · Acta Mathematica · 1949 · 834 citations

Natural Sciences, Mathematics, Representation Theory +11

A theorem on flows in networks

David Gale · Pacific Journal of Mathematics · 1957 · 504 citations · Full text

Natural Sciences, Computer Science, Mathematics +9

Invariant Subspaces of Completely Continuous Operators

N. Aronszajn, K. T. Smith · Annals of Mathematics · 1954 · 224 citations

Natural Sciences, Mathematics, Dynamical Systems +13

The lattice of invariant subspaces of a completely continuous quasi-nilpotent transformation

William F. Donoghue · Pacific Journal of Mathematics · 1957 · 130 citations · Full text

Natural Sciences, Mathematics, Algebra +11

The Fredholm eigen values of plane domains

M. Schiffer · Pacific Journal of Mathematics · 1957 · 81 citations · Full text

Natural Sciences, Mathematics, Finite Element Analysis +12