关于周期函数的几点註记与复合函数的周期性

A Few Notes about Cyclical Function and the Cyclicity of Compound Function

周期函数尤其复合函数的周期性在科技领域有广泛应用。关于周期函数的定义本文对此给予记并对复合函数的周期性以定理的形式予以证明。

Cyclical function, especially compound function is wide - used in the field of science and fechnology. This writing gave a few notes about the definition of cyclical function and testified the cyclicity of compound function in form of theerem.