Is it as good as Android's calculator?

https://chadnauseam.com/coding/random/calculator-app

https://dl.acm.org/doi/10.1145/2911981

https://dl.acm.org/doi/pdf/10.1145/2911981

https://github.com/LineageOS/android_packages_apps_ExactCalc...

https://medium.com/@jnebos/the-humble-android-calculator-4f1...