Title of article
Nonexistence and existence of positive solutions for difference equations with unbounded delay
Author/Authors
B. G. Zhang، نويسنده , , Chuan Jun Tian، نويسنده ,
Issue Information
دوهفته نامه با شماره پیاپی سال 1998
Pages
8
From page
1
To page
8
Abstract
Consider the delay difference equation xn+1−xn+pnxτ(n)=0, 0,1,2,…,
where τ : N → Z, τ(n) < n for n N and limn→∞ τ(n) = ∞, pn R. Some existence results of positive solutions and oscillation criteria for this equation are obtained.
Keywords
Oscillations , Difference equations , Unbounded delay
Journal title
Computers and Mathematics with Applications
Serial Year
1998
Journal title
Computers and Mathematics with Applications
Record number
918239
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