In C++, this function is overloaded in <complex> and <valarray> (see complex exp and valarray exp).
- Floating point value.
Return ValueExponential value of x.
If the the magnitude of the result is so large that it cannot be represented in an object of the return type, the function returns HUGE_VAL, and the value of the global variable errno is set to the ERANGE value.
PortabilityIn C, only the double version of this function exists with this name.
The exponential value of 5.000000 is 148.413159.
|log||Compute natural logarithm (function)|
|pow||Raise to power (function)|