A simple Android app to evaluate mathematical expressions. It can handle variables. Somewhat more useful then a calculator but not sophisticated as mathcad or linux octave. Small app, does not take up much space. The following is an example of the type of input it takes:
apple = 3, pear = 7
78 * (apple + pear)
the output would be 780
Precision Trigonometry: Advanced Calculator for Complex Math
Advanced Trigonometry Calculator is equipped with a user-friendly interface that allows for easy input of problems and instant computation. Professionals such as engineers who need to perform advanced trigonometric calculations in their work will find this tool extremely useful.
ATC Online Alpha:
https://advantrigoncalc.sourceforge.io/atc/
More info by clicking below:
https://advantrigoncalc.sourceforge.io/
Advanced Trigonometry Calculator was only and always only developed by...