Finishing the Calculator

Needed Buttons Can you think of others?

• clear: clears cacluator stack
• clear entry: gets rid of current entry
• backspace key →
• Degree/Radian Mode
• something to show the stack?
• Any others?

Other Punch List Items

• right-justify display
• Any particular color scheme?
• Other style issues?

Function Keys

• triggies DONE
• inverse triggies DONE
• log/exp
• roots
• π
• e
• Any others?