Lakshmikantham, V.; Vatsala, A. S.; Leela, S.(University of Texas at Arlington, 1981-05)
**Please note that the full text is embargoed** ABSTRACT: Let E be a real Banach space with ||•|| and let E* denote the dual of E. Let K C E be a cone, that is, a closed convex subset such
that ^K C K for every ^ ≥ 0 and ...
Vatsala, A. S.; Lakshmikantham, V.(University of Texas at Arlington, 1981-01)
**Please note that the full text is embargoed** ABSTRACT: Recently [10] the method of lower and upper solutions has been
extended to systems of reaction diffusion equations which has
become very useful in dealing with ...
Vatsala, A. S.; Pachpatte, B. G.(University of Texas at Arlington, 1981-06)
**Please note that the full text is embargoed** ABSTRACT: Existence of extremal solutions of initial and boundary value problems (B.V.P. for short) of differential equations in a Banach
space has been recently considered ...