Calculator Features Guide

• Multiple Calculators: Create new calculators using the "+" button in the top right.
• Duplicate Calculator: Copy the current calculator's state using the "⎘" button.
• Value Transfer: Send results between calculators using the "Transfer →" button.
• Tab Management:
  • Switch between calculators by clicking tabs
  • Close tabs using the "×" on each tab
  • The last remaining tab cannot be closed
• Keyboard Support:
  • Numbers and operators work as expected
  • 'C' key clears the display
  • Enter key calculates the result
• Live Preview: See results before pressing equals