# Math.exp()

#### Availability

Flash Player 5. In Flash Player 4, the methods and properties of the Math object are emulated using approximations and may not be as accurate as the non-emulated math functions supported by Flash Player 5.

#### Usage

    Math.exp(x)

#### Parameters

`x` The exponent; a number or expression.

#### Returns

A number.

#### Description

Method; returns the value of the base of the natural logarithm (e), to the power of the exponent specified in the parameter `x`. The constant `Math.E` can provide the value of e.