Bapurao C. Dhage, Sotiris K. Ntouyas
In this paper, we prove an existence theorem for hyperbolic differential equations in Banach algebras under Lipschitz and Caratheodory conditions. The existence of extremal solutions is also proved under certain monotonicity conditions.
Submitted December 22, 2005. Published March 9, 2006.
Math Subject Classifications: 35L70, 35L15.
Key Words: Hyperbolic differential equation; Banach algebras.
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| Bupurao C. Dhage |
Kasubai, Gurukul Colony, Ahmedpur-413 515
Dist: Latur, Maharashtra, India
| Sotiris K. Ntouyas |
Department of Mathematics, University of Ioannina
451 10 Ioannina, Greece
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