Re: Complex Hadamard Matrix

*To*: mathgroup at smc.vnet.net*Subject*: [mg14275] Re: Complex Hadamard Matrix*From*: Alan Lewis <alan at enfs.com>*Date*: Mon, 12 Oct 1998 13:51:54 -0400*Organization*: @Home Network*References*: <6vf5rd$di5@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Hi, The problem doesn't seem well-defined to me; take the 1-D case where the right-hand-side is exp(i theta) for some angle theta. This would be complex in general. But the left-hand-side is a positive real, so unless theta is 0,2 Pi, etc., there would be no solution. Alan Hideya YAMAMURA wrote: > > Hi, > > There is some complex matrix A, which is 8 x 8's square matrix. > > A * B = n E > > B shows complex conjugate transpose matrix of A, * means multiply, n is > number of column or row. Additionally, E means unitary matrix. The > element of A takes +1, -1, +i, or -i. > > In mathematica, I would like to know how to solve before mentioned > equation. > > Thank you so much for any help or suggestion. > > Hideya Yamamura > > -- > --------------------------------------- > ($B3t(B)$BK-ED<+F0?%5! at =:n=j(B $B5;=Q3+H/8&5f=j(B > $B;3B<(B $B=(Lo(B (Hideya Yamamura) Phone: 0562-48-9115/Fax: > 0562-48-9180 E-mail: ymura at rdc.toyota-shokki.co.jp > ---------------------------------------