4 ms·
After years of using an HP, I am literally unable to use anything but RPN without significant conscious thought. I'm faster with pencil and paper (or an abacus
by lambdaelite 11y ago
After years of using an HP, I am literally unable to use anything but RPN without significant conscious thought. I'm faster with pencil and paper (or an abacus!) than using a non-RPN calculator at this point.