摘要

In this paper, we obtain some nonoscillatory theories of the second-order nonlinear difference equation Delta (r(n) (Delta x(n))(alpha)) + f(n + 1, x(n) + 1) = 0, n epsilon N where ce. is a quotient of positive odd integers, r(n) > 0 for n epsilon N and f epsilon C (N x R, R).

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