This Desktop applet creates a thin strip at the top of the screen (relocatable to the bottom), which acts as a front-end to the calc command line utility. For example, the following line can be input:3 * (4 + 1)and the calculator will print:15 Calc has the usual collection of arithmetic operators +, -, /, * as well as ^ (exponentiation), % (modulus) and // (integer divide).