DS from Scratch CH3-5

2015-09-24  本文已影响11人  mychen

Visualizing Data

Linear Algebra

def vector_add(v, w):
    """adds two vectors componentwise"""
    return [v_i + w_i for v_i, w_i in zip(v,w)]

def vector_sum(vectors):
    return reduce(vector_add, vectors)
    

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