Basic Calculator

This is a simple calculator web application built using HTML, CSS, and JavaScript. The calculator provides basic arithmetic operations such as addition, subtraction, multiplication, division, and exponentiation.

Features

• Basic arithmetic operations: addition, subtraction, multiplication, and division
• Exponentiation
• Handling parentheses
• Clear functionality
• Responsive design

Usage

1. Open the index.html file in any modern browser.
2. To perform calculations, click on the buttons provided on the calculator interface. The calculator supports:
   • Basic arithmetic operations by using the + , - , * , and / buttons
   • Exponentiation by using the ^ button
   • Parentheses by using the ( and ) buttons
   • Decimal numbers by using the . button
3. Click the C button to clear the display.
4. Click the = button to calculate the result.

Dependencies

The calculator uses the Math.js library (version 9.0.0) to evaluate mathematical expressions: https://cdnjs.cloudflare.com/ajax/libs/mathjs/9.0.0/math.min.js

Notes:

• The calculator uses the ** operator internally for exponentiation while displaying ^ on the display for user readability.
• The calculator does not support keyboard input at the moment. Only button clicks are allowed for input.

Future Improvements

• Add keyboard input support for a better user experience.
• Add support for more advanced mathematical functions, such as trigonometric and logarithmic functions.
• Improve error handling for invalid expressions.
• Add memory functions (MC, MR, M+, M-) for more advanced calculations.