Anyone else have this issue?
It's the only function i first tested.
No such problem with KCalc...

Operating System: KDE neon 5.23
KDE Plasma Version: 5.23.1
KDE Frameworks Version: 5.87.0
Qt Version: 5.15.3
Kernel Version: 5.11.0-38-generic (64-bit)
Graphics Platform: X11
Processors: 4 × Intel® Core™ i5-3210M CPU @ 2.50GHz
Memory: 7.7 GiB of RAM
Graphics Processor: Mesa DRI Intel® HD Graphics 4000