KCALC
KCalc has everything you would expect from a scientific calculator, plus:
- Trigonometric functions, logic operations and statistical calculations
- A results stack which enables convenient recall of previous calculation results
- Precision is user-definable
- The display allows cut and paste of numbers
- The display colors and font are configurable, aiding usability
- The use of key-bindings make it easy to use without a pointing device
This tool is part of the KDE Utils Suite.
SITE: https://apps.kde.org
SOURCE: https://github.com/ivan-hc/KDE-utils-appimage