cosine series
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Related to cosine series: Fourier sine series
cosine series
[′kō‚sīn ‚sir·ēz] (mathematics)
A Fourier series that contains only terms that are even in the independent variable, that is, the constant term and terms involving the cosine function.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.