Abstract :
In part I (P. Smith, Perron’s method for quasilinear hyperbolic systems, part I, J. Math. Anal.,
in press) of this paper we defined a notion of viscosity solution (sub- (super-)solution) for these
systems, proved a comparison principle for viscosity sub- and supersolutions. Here, in part II, we
prove existence of viscosity solutions to the Cauchy problem, using a Perron-like method, for long
time, and for all time.
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