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A Schrödinger singular perturbation problem

Authors :
Ramm, A.G.
Source :
Communications in Nonlinear Science & Numerical Simulation. Dec2007, Vol. 12 Issue 8, p1390-1394. 5p.
Publication Year :
2007

Abstract

Abstract: Consider the equation −ε 2 Δu ε + q(x)u ε = f(u ε ) in , ∣u(∞)∣<∞, ε =const>0. Under what assumptions on q(x) and f(u) can one prove that the solution u ε exists and lim ε→0 u ε = u(x), where u(x) solves the limiting problem q(x)u = f(u)? These are the questions discussed in the paper. [Copyright &y& Elsevier]

Details

Language :
English
ISSN :
10075704
Volume :
12
Issue :
8
Database :
Academic Search Index
Journal :
Communications in Nonlinear Science & Numerical Simulation
Publication Type :
Periodical
Accession number :
25343222
Full Text :
https://doi.org/10.1016/j.cnsns.2005.11.002