pseudo-elliptic integral

Periodicity and pseudo-modulation when sampling sinusoidal Signals The periodicity and pseudo-modulation due to non-integral sampling of sinusoidal signal are analyzed.

正弦信号抽样的周期性与伪调制性。着重讨论连续信号采样过程中抽样定理对正弦信号的非整数抽样序列的周期性，伪调制性和调制周期的周期性。

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An integral inequality for the compact space-like submanifolds with pseudo-umbilics in locally symmetric pseudo-Riemannian manifolds is presented, and the conclusions resulting from locally symmetric spaces are extended to pseudo-Riemannian manifolds.

研究局部对称伪黎曼流形中的紧致伪脐类空子流形，得到了这类空子流形的一个积分不等式，将局部对称空间的相关结果推广到伪黎曼流形。

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