I have sent this patch upstream also, but there does not seem to be much activity around there latley, so attaching a patch anyways that solves this issue.
** Patch added: "Uses the statusbar to indicate when an invalid function had been entered." https://bugs.launchpad.net/ubuntu/+source/lybniz/+bug/1100486/+attachment/3487456/+files/invalidfunction.patch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1100486 Title: No indication of invalid input (math functions) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lybniz/+bug/1100486/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
