#11027: Schur matrix decomposition over RDF/CDF
-------------------------------+--------------------------------------------
Reporter: rbeezer | Owner: jason, was
Type: enhancement | Status: new
Priority: minor | Milestone: sage-4.7.1
Component: linear algebra | Resolution:
Keywords: | Work_issues:
Upstream: N/A | Reviewer: Martin Raum, John Palmieri
Author: Rob Beezer | Merged:
Dependencies: |
-------------------------------+--------------------------------------------
Changes (by jdemeyer):
* status: closed => new
* resolution: fixed =>
* merged: sage-4.7.1.alpha0 =>
Comment:
OS X 10.4 PPC returns eigenvalues in a different order:
{{{
sage -t -long "devel/sage/sage/matrix/matrix_double_dense.pyx"
**********************************************************************
File
"/Users/jdemeyer/sage-4.7.1.alpha0/devel/sage/sage/matrix/matrix_double_dense.pyx",
line 1571:
sage: A.eigenvalues()
Expected:
[-0.789... + 2.336...*I, -0.789... - 2.336...*I, -5.710... +
8.382...*I, -5.710... - 8.382...*I]
Got:
[-5.71017354352 + 8.38264062467*I, -5.71017354352 - 8.38264062467*I,
-0.789826456477 + 2.33693044103*I, -0.789826456477 - 2.33693044103*I]
**********************************************************************
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11027#comment:31>
Sage <http://www.sagemath.org>
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