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Non‐linear boundary value problems on the semi‐infinite interval: an upper and lower solution approach
Author(s) -
Agarwal Ravi P.,
O'Regan Donal
Publication year - 2002
Publication title -
mathematika
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.955
H-Index - 29
eISSN - 2041-7942
pISSN - 0025-5793
DOI - 10.1112/s0025579300016120
Subject(s) - mathematics , interval (graph theory) , boundary value problem , mathematical analysis , upper and lower bounds , flow (mathematics) , half line , value (mathematics) , boundary (topology) , geometry , combinatorics , statistics
Abstract Existence criteria are presented for non‐linear boundary value problems on the half line. In particular, the theory includes a problem in the theory of colloids and a problem arising in the unsteady flow of a gas through a semi‐infinite porous medium.