f,g integrable on [a,b](adsbygoogle = window.adsbygoogle || []).push({});

how does

[tex]

\\integral from a to b of (f- lamda*g)^2 = 0 imply

(\\integral (fg))^(1/2) =< (\\int f^2)^(1/2)(\\int g^2)^(1/2) ?

[\tex]

Thank you!

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# Spivak problem

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