nsJudgesRO, nsJudgesRW, nsJudges_talkRO, nsJudges_talkRW
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{{Template:Math-h}}
'''Fourier series''' express a piecewise continuous, bounded, periodic function as a linear combination of [[orthogonal]] [[sine]] and [[cosine]] functions.
'''Fourier series''' express a piecewise continuous, bounded, periodic function as a linear combination of [[orthogonal]] [[sine]] and [[cosine]] functions.