1 - RPN Calculator 1.74a Reduced stats registers to 1,000 elements. Added a Linear System palette. Cleaned up tab order. Zero to a complex power no longer results in NAN. Pressing delta % with y=0 captures the "/0" now. Carbon tags no longer need command key to show full help. New alert message system. Cosmetic improvements. License: Shareware OS: Mac OS Size: 950 KB