This will be fixed in this version for Ubuntu 16.10. I'm going to go ahead and close the 16.10 bug task now since it wasn't mentioned in the changelog.
https://launchpad.net/ubuntu/+source/gnome- calculator/1:3.22.2-1ubuntu0.1 ** Changed in: gnome-calculator (Ubuntu Yakkety) Status: Triaged => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1566513 Title: Complex numbers are exponentiated incorrectly To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-calculator/+bug/1566513/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs