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APPML
2005
14 years 9 months ago
2005
Using two classes of test functions introduced recently by the authors, a criterion for conditional stability of the trivial solution of a second-order semi-linear differential eq...
APPML
2005
14 years 9 months ago
2005
We present existence, uniqueness and continuous dependence (with respect to probability distributions on polarization parameters) of solutions in Maxwell systems. This provides a ...
APPML
2005
14 years 9 months ago
2005
We present a convection model which can be coupled with fire propagation models in order to take into account the wind and the slope which are two of the most relevant factors aff...
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APPML
2005
14 years 9 months ago
2005
In this note we analyze the linearized equations of forced elongation. We prove that solutions of these equations are given by a quasicontraction C0-semigroup on the physically co...
APPML
2005
14 years 9 months ago
2005
In this paper, we discuss the existence of positive periodic solutions to the nonlinear differential equation u (t) + a(t)u(t) = f (t, u(t)), t R, where a : R [0, +) is an -peri...