orpie

RPN calculator for the terminal

Initial screen with some numbers on the stack

Description

Orpie is a fullscreen RPN calculator for the console. Its operation is similar to that of modern HP calculators, but data entry has been optimized for efficiency on a PC keyboard. Features include:

* real and complex numbers and matrices

* extensive function library

* command completion of function names

* base conversions

* units and conversion factor handling

* exact integer arithmetic, with unlimited integer size

* visible stack, with browsing/modification capability

* user-defined variables

* user-configurable keybindings, via a Mutt-like rcfile

* context-sensitive help

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Homepage

https://github.com/pelzlpj/orpie

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