# EXPDAX Function (Math and Trig)

Returns e raised to the power of a given number.

## Syntax

EXP ( <Number> )
Parameter Attributes Description
Number

The exponent that is applied to the base e. The constant e equals 2.71828182845904, approximately the base of the natural logarithm.

## Return values

Scalar A single decimal value.

Returns e raised to the power of a given number. The constant e in DAX equals 2.71828182845904, the base of the natural logarithm.

## Remarks

EXP is the inverse of LN, which is the natural logarithm of the given number.

EXP(1) returns the approximate value of e.

To calculate powers of bases other than e, use the exponentiation operator (^) or the equivalent POWER function.

## Related functions

Other related functions are:

Last update: Dec 5, 2019     » Show contributors

Contributors: Alberto Ferrari, Marco Russo

MSDN documentation: https://docs.microsoft.com/en-us/dax/exp-function-dax

DAX Conventions
• Use [measure] and never use table[measure]
• Use table[column] and never use [column]
• Space before ‘(‘ and ‘)’ and any operand and operator
• Space before an in-line argument
• Definitions in the first row, including the assignment
• Use ‘=’ to define calculated columns / tables
• Use ‘:=’ to define measures
Context Transition

This function performs a Context Transition if called in a Row Context. Click to read more.

Row Context

This expression is executed in a Row Context. Click to read more.

Iterator

Not recommended

The use of this function is not recommended. See Remarks and Related functions for alternatives.

Not recommended

The use of this parameter is not recommended.

Deprecated

This function is deprecated. Jump to the Alternatives section to see the function to use.

Deprecated

This parameter is deprecated and its use is not recommended.

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