datatable.math.tan()

datatable.math.

tan

(

x

)

source

Compute the trigonometric tangent of x, which is the ratio sin(x)/cos(x).

This function can only be applied to numeric columns (real, integer, or boolean), and produces a float64 result, except when the argument x is float32, in which case the result is float32 as well.

See also

• arctan(x) – the inverse tangent function.