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[Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure on macOS
From: |
Dmitri A. Sergatskov |
Subject: |
[Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure on macOS |
Date: |
Sun, 24 Jun 2018 17:52:38 -0400 (EDT) |
User-agent: |
Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:60.0) Gecko/20100101 Firefox/60.0 |
Follow-up Comment #2, bug #54179 (project octave):
It appears arpack 3.6.1 is the problem.
I can reproduce this problem on Fedora 28 when octave
linked with arpack 3.6.1. No problem with 3.5.0 (the default Fedora's
arpack):
./run-octave -q -f
octave:1> test eigs
PASSES 182 out of 182 tests
octave:2>
LD_PRELOAD=~/src/arpack-ng/SRC/.libs/libarpack.so.2.0.0 ./run-octave -q -f
octave:1> test eigs
***** testif HAVE_ARPACK
A = toeplitz ([0, 1, zeros(1, 8)], [0, -1, zeros(1, 8)]);
A = kron (A, eye (10)) + kron (eye (10), A);
opts.v0 = (1:100)';
opts.maxit = 5;
warning ("off", "Octave:eigs:UnconvergedEigenvalues", "local");
d = eigs (A, 4, "lm", opts);
assert (d(3:4), [NaN+1i*NaN; NaN+1i*NaN]);
!!!!! test failed
ASSERT errors for: assert (d (3:4),[NaN + 1i * NaN; NaN + 1i * NaN])
Location | Observed | Expected | Reason
(1) -2.4903e-71+3.6015i NaN+NaNi 'NaN' mismatch
(2) -2.4903e-71-3.6015i NaN+NaNi 'NaN' mismatch
octave:2>
Dmitri.
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- [Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure on macOS, Andrew Janke, 2018/06/24
- [Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure on macOS, Dmitri A. Sergatskov, 2018/06/24
- [Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure on macOS,
Dmitri A. Sergatskov <=
- [Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure on macOS, Andrew Janke, 2018/06/24
- [Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure on macOS, Andrew Janke, 2018/06/24
- [Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure, Marco Caliari, 2018/06/25
- [Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure, Andrew Janke, 2018/06/25
- [Octave-bug-tracker] [bug #54179] sparse/eigs.m test failure, Marco Caliari, 2018/06/25