Function of several variable doubt

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Function of several variable doubt

SoniaKapoor
Examine definiteness of
x^2-2xy+y^2 subject to x+y=0
MA Economics
DSE
2014-16
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Re: Function of several variable doubt

bhavya jain
The function wud be a min
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Re: Function of several variable doubt

Dreyfus
In reply to this post by SoniaKapoor
Its positive definite....
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Re: Function of several variable doubt

The Villain
Its postive defnite..the value of determinant is -4<0.