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Re: Asymmetric quadratic coefficient problem


"Xiao Huang" <xiaohda at hotmail.com> wrote in message 
news:<cequfb$k3m$1 at smc.vnet.net>...
> Does any one know how to deal with asymmetric quadratic coefficient in 
> QuadraticFormDistribution[ {A,b,c}, {mu, sigma}] for z'Az+b'z+c?

Use (A + Transpose@A)/2 instead of A.


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