Re: Q: Solving Numerical Matrix-Equation

*To*: mathgroup at smc.vnet.net*Subject*: [mg35612] Re: Q: Solving Numerical Matrix-Equation*From*: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>*Date*: Tue, 23 Jul 2002 01:51:06 -0400 (EDT)*Organization*: Universitaet Leipzig*References*: <ahdf7b$i31$1@smc.vnet.net>*Reply-to*: kuska at informatik.uni-leipzig.de*Sender*: owner-wri-mathgroup at wolfram.com

Hi, "NullSpace[m] gives a list of vectors that forms a basis for the null space \ of the matrix m." ? NullSpace[M /. x-> "something like ... or ... "] ??? Regards Jens Christoph Handel wrote: > > howdy, > > i have a Problem of the Form > > M . v == 0 > > where M is a complex, numerical, 8x8 Matrix and v is an Vector with > eight unkown elements. > > M depends on one parameter x (real). > > There is no exact solution vor this equation. I will plot > > Abs[Det[M[x_]]] > > and watch for a local minimum. This way i can say: "x must be something like > ... or ... or". Now I need to get the vector v in this point x. > > Any hints for a nice function to complete this task? > > Greetings > Christoph