Function: Tan

Description

Returns the tangent of an angle.

Syntax

Tan(number)

Arguments

Number is the value of an angle, specified in radians.

Return value

This function returns a value in radians.

Calculated field example

Tan returns the following for these values of x:

x	Tan(x)
0	0.000
π ≈ 3.142	0.000
π/2 ≈ 1.571	-
π/6 ≈ 0.524	√3/3 = 0.577
π/4 ≈ 0.785	1.000
3π/4 ≈ 2.356	-1.000