Method dot

numericals.py:242–245

(self, other: Line)

    return a * y - b * x

  def dot(self, other: Line) -> float:
    a, b, _ = self.coefficients
    x, y, _ = other.coefficients
    return a * x + b * y

  def point_at(self, x: float = None, y: float = None) -> Optional[Point]:
    """Get a point on line closest to (x, y)."""