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[Octave-bug-tracker] [bug #52425] eigs function regresses
From: |
Dmitri A. Sergatskov |
Subject: |
[Octave-bug-tracker] [bug #52425] eigs function regresses |
Date: |
Wed, 29 Nov 2017 19:51:18 -0500 (EST) |
User-agent: |
Mozilla/5.0 (X11; Fedora; Linux x86_64; rv:57.0) Gecko/20100101 Firefox/57.0 |
Follow-up Comment #34, bug #52425 (project octave):
E.g.:
>>>>> processing
/scratch/buildbot/slaves/jwe-debian-x86_64-0/clang-4_0-debian/src/scripts/sparse/eigs.m
***** testif HAVE_ARPACK
A = toeplitz ([-2, 1, zeros(1, 8)]);
A = kron (A, eye (10)) + kron (eye (10), A);
opts.v0 = (1:100)';
opts.maxit = 3;
warning ("off", "Octave:eigs:UnconvergedEigenvalues", "local");
d = eigs (A, 4, "lm", opts);
assert (d(2:4), [NaN; NaN; NaN]);
!!!!! test failed
ASSERT errors for: assert (d (2:4),[NaN; NaN; NaN])
Location | Observed | Expected | Reason
(1) -7.365 NaN 'NaN' mismatch
***** testif HAVE_ARPACK
A = toeplitz ([-2, 1, zeros(1, 8)]);
A = kron (A, eye (10)) + kron (eye (10), A);
Afun = @(x) A * x;
opts.v0 = (1:100)';
opts.maxit = 3;
opts.issym = true;
warning ("off", "Octave:eigs:UnconvergedEigenvalues", "local");
d = eigs (Afun, 100, 4, "sm", opts);
assert (d(2:4), [NaN; NaN; NaN]);
!!!!! test failed
ASSERT errors for: assert (d (2:4),[NaN; NaN; NaN])
Location | Observed | Expected | Reason
(1) -0.13578 NaN 'NaN' mismatch
***** testif HAVE_ARPACK
A = magic (100);
opts.v0 = (1:100)';
opts.maxit = 1;
warning ("off", "Octave:eigs:UnconvergedEigenvalues", "local");
d = eigs (A, 4, "lm", opts);
assert (d(4), NaN);
!!!!! test failed
ASSERT errors for: assert (d (4),NaN)
Location | Observed | Expected | Reason
() 3.8548e-11 NaN 'NaN' mismatch
***** testif HAVE_ARPACK
A = magic (100) / 100 + eye (100);
opts.v0 = (1:100)';
opts.maxit = 1;
warning ("off", "Octave:eigs:UnconvergedEigenvalues", "local");
d = eigs (A, 4, "sm", opts);
assert (d(3:4), [NaN+1i*NaN; NaN+1i*NaN]);
!!!!! test failed
eigs: error -14 in dneupd
***** testif HAVE_ARPACK
A = 1i * magic (100) / 100 + eye (100);
opts.v0 = (1:100)';
opts.maxit = 1;
warning ("off", "Octave:eigs:UnconvergedEigenvalues", "local");
d = eigs (A, 4, "sm", opts);
assert (d(2:4), [NaN+1i*NaN; NaN+1i*NaN; NaN+1i*NaN]);
!!!!! test failed
eigs: error -14 in zneupd
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- [Octave-bug-tracker] [bug #52425] eigs function regresses, (continued)
- [Octave-bug-tracker] [bug #52425] eigs function regresses, Kai Torben Ohlhus, 2017/11/28
- [Octave-bug-tracker] [bug #52425] eigs function regresses, Rik, 2017/11/28
- [Octave-bug-tracker] [bug #52425] eigs function regresses, Kai Torben Ohlhus, 2017/11/28
- [Octave-bug-tracker] [bug #52425] eigs function regresses, A.R. Burgers, 2017/11/29
- [Octave-bug-tracker] [bug #52425] eigs function regresses, Rik, 2017/11/29
- [Octave-bug-tracker] [bug #52425] eigs function regresses, Kai Torben Ohlhus, 2017/11/29
- [Octave-bug-tracker] [bug #52425] eigs function regresses, Rik, 2017/11/29
- [Octave-bug-tracker] [bug #52425] eigs function regresses, Dmitri A. Sergatskov, 2017/11/29
- [Octave-bug-tracker] [bug #52425] eigs function regresses, Rik, 2017/11/29
- [Octave-bug-tracker] [bug #52425] eigs function regresses, Dmitri A. Sergatskov, 2017/11/29
- [Octave-bug-tracker] [bug #52425] eigs function regresses,
Dmitri A. Sergatskov <=