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view tvii/dot.py @ 47:fc81439f7ae2

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[doc] add a placeholder for discussion of datasets
author Jeff Hammel <k0scist@gmail.com>
date Sun, 17 Sep 2017 12:01:14 -0700
parents bb8b6b06ca83
children
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"""
dot product
"""

def dot(w, x):
    """inner dot product"""
    assert len(w) == len(x)
    return sum([a*b for a, b in zip(w,x)])