It seems there is a bug in line 45 of the file vector.py. """Cross product""" 45 return self.x * other.y - self.y * self.x It should be "return self.x * other.y - self.y * other.x"
It seems there is a bug in line 45 of the file vector.py.
"""Cross product"""
45 return self.x * other.y - self.y * self.x
It should be "return self.x * other.y - self.y * other.x"