Scientific Calculator

Usage Instructions and Additional Notes

1. Input:

   • Buttons: Click on the on-screen buttons to enter numbers and operations.
   • Keyboard: Use your keyboard to type numbers and operators directly.

2. Calculations:

   • Compute Result: Click the = button or press Enter on your keyboard.
   • Clear Display: Click the AC button or press Escape on your keyboard.
   • Delete Last Character: Click the ⌫ button or press Backspace on your keyboard.
   • Recall Last Answer: Click the Ans button to use the previous result in a new calculation.

3. Advanced Functions:

   • Toggle Angle Mode: Click the Deg/Rad button to switch between degrees and radians for trigonometric calculations.
   • Use Constants: Click on π or e to insert these constants into your calculations.

4. Additional Features:

   • Copy Result: Click the Copy button to copy the result to your clipboard.
   • Share Result: Click the Share button to share the result using the Web Share API (if supported).
   • Toggle Dark Mode: Click the toggle switch at the top-right corner to switch between light and dark themes.
   • Fullscreen Mode: Click the Fullscreen button to enter or exit fullscreen mode.
   • View History: Click the History button to toggle the visibility of your calculation history.