%0 Journal Article
%T On Nonoscillation of Mixed Advanced-Delay Differential Equations with Positive and Negative Coefficients
%A Leonid Berezansky
%A Elena Braverman
%A Sandra Pinelas
%J Mathematics
%D 2009
%I arXiv
%X For a mixed (advanced--delay) differential equation with variable delays and coefficients $$ \dot{x}(t) \pm a(t)x(g(t)) \mp b(t)x(h(t)) = 0, t\geq t_0 $$ where $$ a(t)\geq 0, b(t)\geq 0, g(t)\leq t, h(t)\geq t $$ explicit nonoscillation conditions are obtained.
%U http://arxiv.org/abs/0906.3246v1