import isnumber from "./isnumber";
import { ERRORTYPES as error } from "./error";
Copyright 2015-2021 JC Fisher
import isnumber from "./isnumber";
import { ERRORTYPES as error } from "./error";
Return the arctangent (in radians) of the given number
export default function atan(number) {
Ensure value is a number
if (!isnumber(number)) {
return error.value;
}
Compute value
return Math.atan(number);
}