Features:
- addition, substraction, multiplication, division and exponantiation
- single letter variables (with optional descriptions of what they hold)
- automatic recalculation of variables upon change of one (can be turned on and off)
- constants: pi
- trigonometric functions: sin, cos, tan (tg), csc, sec, cot (ctg), asin, acos, atan
- logarythmic functions: log, log2, log3, log5, log7, log10
- grouping expressions in brackets
- commands (type 'help' to show all available)
Calculator icon by Papirus Development Team.