Theodore W Laetsch

  • 167 Citations
  • 7 h-Index
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Nonlinear Eigenvalue Problem Mathematics
Boundary value problems Engineering & Materials Science
Compact Operator Mathematics
Nonlinear Boundary Value Problems Mathematics
Two-point Boundary Value Problem Mathematics
Boundary Value Problem Mathematics
Positive Solution Mathematics
Minimax Principle Mathematics

Research Output 1970 1985

  • 167 Citations
  • 7 h-Index
  • 14 Article
6 Citations (Scopus)

The theory of forced, convex, autonomous, two point boundary value problems

Laetsch, T. W., Dec 1985, In : Rocky Mountain Journal of Mathematics. 15, 1, p. 133-154 22 p.

Research output: Contribution to journalArticle

Two-point Boundary Value Problem

Minimax principles for convex eigenvalue problems

Laetsch, T. W., 1984, In : Journal of Mathematical Analysis and Applications. 102, 2, p. 328-347 20 p.

Research output: Contribution to journalArticle

Minimax Principle
Vector spaces
Eigenvalue Problem
Mathematical operators
Convex Surface
Normal Cone
Locally Convex Space
Convex Sets


Amann, H. & Laetsch, T. W., Mar 1976, In : Indiana University Mathematics Journal. 25, 3, p. 259-270 12 p.

Research output: Contribution to journalArticle

Nonlinear Eigenvalue Problem
Positive Solution
Elliptic Problems
Eigenvalue Problem
Boundary Value Problem
24 Citations (Scopus)

A uniqueness theorem for elliptic quasi-variational inequalities

Laetsch, T. W., 1975, In : Journal of Functional Analysis. 18, 3, p. 286-287 2 p.

Research output: Contribution to journalArticle

Quasi-variational Inequalities
Uniqueness Theorem