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Line 11: The designation '''even''' is due to the fact that the Taylor series of an even function includes only even powers. Examples of even functions are \|''x''\|, ''x''<sup>2</sup>, ''x''<sup>4</sup>, [[trigonometric function\|cos]](''x''), and [[hyperbolic function\|cosh]](''x''). ==Odd functions==

Even and odd functions: Difference between revisions