摘要
考虑一类具有正负系数的差分方程，获得它的所有解振动的充分条件．
A class of delay difference equations with positive and negative coefficients is considered, sufficient conditions for oscillation of its every solution are obtained.
出处
《怀化师专学报》
1999年第2期7-9,共3页
Journal of Huaihua Teachers College
关键词
正负系数
差分方程
振动性
Positive and negative coefficients
delay difference equation
oscillation
