[Octave-bug-tracker] [bug #52425] eigs function regresses

[A.R. Burgers]

URL:
  <http://savannah.gnu.org/bugs/?52425>

                 Summary: eigs function regresses
                 Project: GNU Octave
            Submitted by: arb
            Submitted on: Fri 17 Nov 2017 08:19:28 AM UTC
                Category: Octave Function
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Regression
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: dev
        Operating System: GNU/Linux

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Details:

calling test eigs results in 4 FAIL's since recently:


version = 4.3.0+
hg_id = c372b091f622+

***** testif HAVE_ARPACK
 d1 = eigs (A, k, "be");
 assert (d1, d2([1:floor(k/2), (end - ceil(k/2) + 1):end]), 1e-11);
!!!!! test failed
ASSERT errors for:  assert (d1,d2 ([1:floor(k / 2), (end - ceil(k / 2) +
1):end]),1e-11)

  Location  |  Observed  |  Expected  |  Reason
    (1)         5.6825       2.081       Abs err 3.6015 exceeds tol 1e-11 by
4
    (2)         5.6825       2.081       Abs err 3.6015 exceeds tol 1e-11 by
4






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