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Dot product Math fix #26

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Dot product Math fix #26

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3 changes: 1 addition & 2 deletions vectors/vectors.py
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Original file line number Diff line number Diff line change
Expand Up @@ -150,8 +150,7 @@ def dot(self, vector, theta=None):
is measured in degrees.
"""
if theta is not None:
return (self.magnitude() * vector.magnitude() *
math.degrees(math.cos(theta)))
return self.magnitude() * vector.magnitude() * math.cos(math.radians(theta))
return (reduce(lambda x, y: x + y,
[x * vector.to_list()[i] for i, x in enumerate(self.to_list())]))

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