Douglas R. Anderson, Feliz Minhos
Abstract:
This article concerns the fourth-order multi-point beam problem
Under various assumptions on the functions
and
and the coefficients
and
we establish the existence of one or two positive solutions
for this measure chain boundary value problem using the
Green's function approach.
Submitted February 6, 2009. Published August 11, 2009.
Math Subject Classifications: 34B15, 39A10.
Key Words: Measure chains; boundary value problems; Green's function;
fixed point; fourth order; cantilever beam.
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Douglas R. Anderson Department of Mathematics, Concordia College Moorhead, MN 56562 USA email: andersod@cord.edu | |
Feliz Minhós Department of Mathematics University of Évora, Portugal email: fminhos@uevora.pt |
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