The integral <cos(mx),cos(mx)> is supposed to equal 1 but I am not obtaining the result. Can someone see what is going wrong? It is the 2nd integral in the pdf.
Last edited by dwsmith; Mar 27th 2010 at 08:15 PM. Reason: [Solved]
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The problem is solved. In case you want to know, m and n have to be assumed to be integers; thus, making sin 0.
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