Can anybody help in simplifying the trigonometric equation under Question 2 in the attached document? Thanks
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Originally Posted by a_shyam41 Can anybody help in simplifying the trigonometric equation under Question 2 in the attached document? Thanks Your expression is: where: First of all observe that and that is a constant and so can be taken outside the summation. Next thought is: can we turn this into a Fourier series (that we recognise)? I don't have the time right now but may return to this. CB
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