J Austral Math Soc Ser A 57 pp237--260, 1994.
(Received 31 January 1992)
Existance principles are given for systems of differential equations with reflection of the argument. These are derived using fixed point analysis, specifically the Nonlinear Alternative. Then existance results are deduced for certain classes of first and second order equations with reflection of the argument.
1991 AMS Subject Classification: 34A12, 34B15, 34K05, 34K10
Last Modified: Thu Jan 9 9:04:22 2003