class M {
  static distance(p1, p2) {
    return Math.sqrt(Math.pow(p1.x - p2.x, 2) + Math.pow(p1.y - p2.y, 2));
  }

  static distance2(p1x, p1y, p2x, p2y) {
    return Math.sqrt(Math.pow(p1x - p2x, 2) + Math.pow(p1y - p2y, 2));
  }

  static Sign(value) {
    if (value === 0) return 1;
    return Math.abs(value) / value;
  }
}

export default M;