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| From: | Dan Sebald |
| Subject: | [Octave-bug-tracker] [bug #53719] eigs delivers wrong result in case of complex valued general eigenvalue problem |
| Date: | Fri, 27 Apr 2018 11:20:05 -0400 (EDT) |
| User-agent: | Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:55.0) Gecko/20100101 Firefox/55.0 |
Follow-up Comment #17, bug #53719 (project octave):
Ah, there we go (ARPACK, The Next Generation)...
https://github.com/opencollab/arpack-ng/blob/master/SRC/znaupd.f
c In mode 3, the vector B * X is already
c available in WORKD(ipntr(3)). It does not
c need to be recomputed in forming OP * X.
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