Transact-SQL Reference

TAN

Returns the tangent of the input expression.

Syntax

TAN ( float_expression )

Arguments

float_expression

Is an expression of type float or real, interpreted as number of radians.

Return Types

float

Examples

This example returns the tangent of PI()/2.

SELECT TAN(PI()/2)

Here is the result set:

----------------------
1.6331778728383844E+16

See Also

Mathematical Functions