Elementary inclusion relations for generalized numerical ranges

Difference schemes for hyperbolic equations with high order of accuracy

Peter D. Lax, Burton Wendroff · Communications on Pure and Applied Mathematics · 1964 · 660 citations

Natural Sciences, Mathematics, Physics +14

A HILBERT SPACE PROBLEM BOOK

Frank Smithies · Journal of the London Mathematical Society · 1968 · 543 citations

Natural Sciences, Mathematics, Quantum Mechanics +8

A theorem on numerical range

R. Westwick · Linear and Multilinear Algebra · 1975 · 107 citations

Computing, Computer Science, Mathematics +9

Some convexity theorems for matrices

Peter Fillmore, J. P. Williams · Glasgow Mathematical Journal · 1971 · 62 citations · Full text

Natural Sciences, Mathematics, Algorithms +14

Eigenvalues of the unitary part of a matrix

Alfred Horn, Robert Steinberg · Pacific Journal of Mathematics · 1959 · 56 citations · Full text

Natural Sciences, Materials Science, Fiduciary Duties +6