A Prüfer transformation for differential systems

Functional Analysis and Semi-Groups

1949 • 1,952 citations

Lectures on the calculus of variations

1946 • 862 citations

Injective modules over Noetherian rings

1958 • 700 citations

The Calculus of Variations in the Large

1934 • 642 citations

On the isometries of certain function-spaces

1958 • 348 citations

Distal transformation groups

1958 • 240 citations

Extreme points and extremum problems inH₁

1958 • 154 citations

Self-adjoint, non-oscillatory systems of ordinary, second order, linear differential equations

1957 • 146 citations

New bounds for solutions of second order elliptic partial differential equations

1958 • 133 citations

Neue Herleitung der Sturm-Liouvilleschen Reihenentwicklung stetiger Funktionen

1926 • 124 citations

Linear inequalities and quadratic forms

1958 • 79 citations

Oscillation criteria for linear differential systems with complex coefficients

1956 • 75 citations

Conjugate series and a theorem of Paley

1958 • 55 citations

Continuous products and nonlinear integral equations

1958 • 51 citations

A finite algorithm for the solution of consistent linear equations and inequalities and for the Tchebycheff approximation of inconsistent linear equations

1958 • 48 citations

The free lattice generated by a set of chains

1958 • 45 citations

Some extensions of a theorem of Marcinkiewicz

1958 • 44 citations

Multiplicity free representations of finite groups

1958 • 43 citations

Two theorems of Gauss

1958 • 40 citations

The representation of an analytic function by general Laguerre series

1958 • 38 citations

Natural isoperimetric conditions in the calculus of variations

1935 • 31 citations

A set function defined for convex plane domaines

1958 • 27 citations

On the Lebesgue area of a doubled map

1958 • 26 citations

On two-dimensional convex bodies

1958 • 25 citations

Abelian groups characterized by their independent subsets

1958 • 23 citations

Inversion and representation theorems for a generalized Laplace integral

1958 • 23 citations

Proof of the fundamental theorem on implicit functions by use of composite gradient corrections

1958 • 22 citations

On a commutative extension of a commutative Banach algebra

1958 • 22 citations

A generalization of the Sturm ~) Separation and Comparison Theorems in n-space

2005 • 19 citations