[R] constrained optimisation

From: giovanna menardi <giovanna198_at_hotmail.it>
Date: Wed, 12 Mar 2008 12:29:53 +0100


i have to optimise a function f(a,b), with a, b vectors in R^d such that a and b are orthogonal, that is a'b=0. Anybody has a suggestion?  

Thanks, in advance, for your help,

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