f(x)=f1(x)+f2(x),f(x)周期为T,f1(x)周期为T1,f2(x)周期为T2,谁能告下我T,T1,T2有什么关系?

问题描述:

f(x)=f1(x)+f2(x),f(x)周期为T,f1(x)周期为T1,f2(x)周期为T2,谁能告下我T,T1,T2有什么关系?

T是T1,T2最小公倍数