This is a comprehensive online scientific calculator with operation history and copy functionality. You can click the buttons or use your keyboard to perform calculations just like a physical calculator.
Key Features:
- Fullscreen Mode: Click the ⛶ icon in the top-right corner to open the calculator in fullscreen for better visibility and easier use, especially on mobile devices
- Calculation History: Track all your operations with instant access to previous results
- Copy Functionality: Copy individual results or your entire calculation history
- Keyboard Support: Use your keyboard for faster input (numbers, operators, Enter for equals, Esc to exit fullscreen)
- Scientific Functions: Trigonometric functions, logarithms, powers, roots, and more
- Degree/Radian Modes: Switch between angle measurement units
- Mobile Optimized: Responsive design that works perfectly on all devices
How to Use Fullscreen:
- Click the ⛶ button in the top-right corner of the calculator
- The calculator opens in a larger, fullscreen overlay for better usability
- Exit fullscreen by clicking the × button, pressing Esc, or clicking outside the calculator
- All your calculations and history are synchronized between normal and fullscreen modes
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