import { fn } from "https://deno.land/x/ddc_vim@v3.8.0/deps.ts";
const { atan } = fn;
Return the principal value of the arc tangent of {expr}, in
the range [-pi/2, +pi/2] radians, as a Float
.
{expr} must evaluate to a Float
or a Number
.
Returns 0.0 if {expr} is not a Float
or a Number
.
Examples:
:echo atan(100)
1.560797
:echo atan(-4.01)
-1.326405
Can also be used as a method
:
Compute()->atan()
Parameters
denops: Denops