Browsing Externally hosted open access publications with University of Galway authors (1) by Author "Lakshmikantham, V."
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Existence criteria for singular initial value problems with sign changing nonlinearities
Agarwal, Ravi P.; O'Regan, Donal; Lakshmikantham, V. (Hindawi Limited, 2001-01-01)A general existence theory is presented for initial value problems where our nonlinearity may be singular in its dependent variable and may also change sign. -
Nonuniform nonresonance at the first eigenvalue for singular boundary value problems with sign changing nonlinearities
Agarwal, R.P.; O'Regan, Donal; Lakshmikantham, V. (Elsevier BV, 2002-10-01)