stats_stat_innerproduct
Returns the inner product of two vectors
説明
float stats_stat_innerproduct(array $arr1, array $arr2)
Returns the inner product of arr1 and arr2.
パラメータ
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arr1
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The first array
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arr2
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The second array
戻り値
Returns the inner product of arr1 and arr2,
or false on failure.