by DrPascal ( 185005 ) writes: Definitely not looking to argue right here, but I think your instance is only one of routine in excess of performance.Why can not anyone just make a great calculator that does what It can be supposed to, and not some calculator / PDA / laptop / Borg monstrosity?The huge accomplishment in the HP-12C in company is proof

Algebraic:13 strokes, not counting the trouble to write down or memorize the first answer As you calculated the next response.Anyone who, on their initial day of calculus class, cannot be persuaded the chain rule is legitimate need to be sent back for remedial arithmetic instruction.The prevention system used by a production or approach workforce m