Question Number 65735 by Adisco last updated on 03/Aug/19
$${show}\:{that}\:{the}\:{maping}\:{define}\:{by} \\ $$$$\left({x}\:{y}\right)=\Sigma{x}\bar {{y}} \\ $$$${is}\:{an}\:{inner}\:{product} \\ $$
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Question Number 65735 by Adisco last updated on 03/Aug/19 | ||
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$${show}\:{that}\:{the}\:{maping}\:{define}\:{by} \\ $$$$\left({x}\:{y}\right)=\Sigma{x}\bar {{y}} \\ $$$${is}\:{an}\:{inner}\:{product} \\ $$ | ||