Is there a substantive difference (not merely change of convention) between(adsbygoogle = window.adsbygoogle || []).push({});

[tex] \int{a_b}{ (f - \lambda * g)^2} = 0 [/tex]

and

[tex]\int{a_b}{(f - \lambda * g)^2}*dx= 0 [/tex]

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# Integral Notation

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