Concepedia

Alfonso Castro

AC

Statistics

Publications

35

Citations

1.5K

H-Index

21

Active since

1979

Affiliations

University of North Texas(Current)

Mississippi State University

Universidad Nacional de Colombia

Harvey Mudd College

Texas State University

Alfonso Castro is an author at University of North Texas specializing in natural sciences, mathematics, and boundary-value problems.

ORCID

Publications per year

1979–2017

35

Publications

35

A Sign-Changing Solution for a Superlinear Dirichlet Problem

Alfonso Castro, Jorge Cossío, John M. Neuberger · Rocky Mountain Journal of Mathematics · 1997 · 291 citations · Full text

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Critical point theory and the number of solutions of a nonlinear dirichlet problem

Alfonso Castro, A. C. Lazer · Annali di Matematica Pura ed Applicata (1923 -) · 1979 · 137 citations · Full text

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A minmax principle, index of the critical point, and existence of sign-changing solutions to elliptic boundary value problems

Alfonso Castro, Jorge Cossío, John M. Neuberger · Scholarship - Claremont (Claremont Colleges) · 1998 · 100 citations · Full text

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Infinitely many radially symmetric solutions to a superlinear Dirichlet problem in a ball

Alfonso Castro, Alexandra Kurepa · Proceedings of the American Mathematical Society · 1987 · 75 citations

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Non-negative solutions for a class of non-positone problems

Alfonso Castro, R. Shivaji · Proceedings of the Royal Society of Edinburgh Section A Mathematics · 1988 · 58 citations

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