The Math Forum

Search All of the Math Forum:

Views expressed in these public forums are not endorsed by NCTM or The Math Forum.

Math Forum » Discussions » Inactive » comp.soft-sys.math.mathematica

Notice: We are no longer accepting new posts, but the forums will continue to be readable.

Topic: Exact Schur Decomposition
Replies: 1   Last Post: Sep 21, 2012 4:19 AM

Advanced Search

Back to Topic List Back to Topic List Jump to Tree View Jump to Tree View  
Sseziwa Mukasa

Posts: 108
Registered: 8/26/07
Re: Exact Schur Decomposition
Posted: Sep 21, 2012 4:19 AM
  Click to see the message monospaced in plain text Plain Text   Click to reply to this topic Reply

Unfortunately the implementation in Mathematica is for numerical
matrices only as the help text states:

yields the Schur decomposition for a numerical matrix m,...

On Sep 20, 2012, at 12:26 AM, Geoffrey Eisenbarth wrote:

> Anyone know of a work around to get exact matrices out of the
SchurDecomposition command? Unfortunately, when I pass an integer matrix
through the command, it gives an infinite precision error. I know I can
run the matrix through the numerical N[] command before I pass it to
SchurDecomposition[], but I'd like to be able to get the exact unitary
and upper triangular matrices which decompose a given matrix. Any
thoughts on a work around, or is this futile?

Point your RSS reader here for a feed of the latest messages in this topic.

[Privacy Policy] [Terms of Use]

© The Math Forum at NCTM 1994-2018. All Rights Reserved.