calcoo: Calcoo RPN and Scientific Calculator calcoo: calcoo: Calcoo is an RPN and scientific calculator that uses the GTK calcoo: library. It features both RPN and algebraic modes, bitmapped calcoo: button labels and display glyths, undo/redo options, copy/paste calcoo: interaction with the X clipboard, two memory registers with calcoo: displays, and displays for Y, Z, and T registers. calcoo: calcoo: Homepage: http://calcoo.sourceforge.net/ calcoo: