# Quick reference to math functions

The mathematical functions, listed alphabetically in the following table, are used with expressions, which can consist of a stand-alone tag (tag), multiple tags (tag*), a constant, or a complex expression.

This function: | Returns this value:
ARCCOS(expression) | the arc cosine of the expression in radians
ARCCOSD(expression) | the arc cosine of the expression in degrees
ARCSIN(expression) | the arc sine of the expression in radians
ARCSIND(expression) | the arc sine of the expression in degrees
ARCTAN(expression) | the arc tangent of the expression in radians
ARCTAND(expression) | the arc tangent of the expression in degrees
COS(expression) | the cosine of the expression in radians
COSD(expression) | the cosine of the expression in degrees
LOG(expression) | the natural log of the expression
LOG10(expression) | the base ten log of the expression
SIN(expression) | the sine of the expression in radians
SIND(expression) | the sine of the expression in degrees
SQRT(expression) | the square root of the expression
TAN(expression) | the tangent of the expression in radians
TAND(expression) | the tangent of the expression in degrees

## See also

About expressions

Quick reference to security functions

Quick reference to operators