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 atan2(x, y) {Ensure value is a number
  if (!isnumber(x) || !isnumber(y)) {
    return error.value;
  }Compute value
  return Math.atan2(x, y);
}