# Reference/exp

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− | For a complete list of functions, see the [[ | + | For a complete list of functions, see the [[Reference|kdb+ Function Reference]]. |

## Revision as of 17:29, 10 October 2006

# exp

This function computes e^{x}, where e is the base of the natural logarithms. Integer arguments are promoted to floating point. Null is returned if the argument is null.

q)exp 1 2.718282 q)exp 0.5 1.648721 q)exp -4.2 0 0w 0.1 0.01499558 1 0w 1.105171

## See also

For a complete list of functions, see the kdb+ Function Reference.