This RPN calculator satisfies our standards for built quality, interface design and functionality. It even has a magnet card reader (on this picture with the game (!) moon rocket lander. For all my like reversed polnish notation was the only way to calculate. This is a brain – machine connection much more intuitive. Take your numbers first and then decide the action.
Geotag: With me.
Find situation: Heritage
Price: no price
Weight: a handful weight
