Recent content by lordcx

thank you, but as you see cos(hwt) contains both h and w. means by changing the variable the power of w and h should be equal. I'm confused:cry: and over whole period: then we will have not am I wrong??

intgration of a function*** help please*** actually this is not a homework, I found this explanation in a journal paper but I could not understand it. Can someone give me an explanation or possibly a proof that: Homework Statement if: then why integration over whole period is...