This is indeed a really serious problem for numerical use of Ubuntu. Note: I suspect this bug is a dupe of the older:
https://bugs.launchpad.net/ubuntu/+source/atlas/+bug/363510 -- libatlas3gf-sse2 zgemv function gives wrong result https://bugs.launchpad.net/bugs/406520 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs