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Exponent

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The same as the exponential function. Cf. also Exponential function, real.

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More generally, an expression of the form $a^b$ is called a power (that of the form $x\to a^x$ a power function); $a$ is called the base and $b$ is called the exponent.

How to Cite This Entry:
Exponent. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Exponent&oldid=16714