Scientific Calculator

How to Use

This is an advanced calculator that performs both basic arithmetic and complex scientific calculations. **Controls:** - Click buttons with mouse or use your keyboard to input numbers and operations - Number buttons (0-9) and basic operators (+, -, *, /, parentheses) - Scientific functions: sin, cos, tan, log, ln, square root, power functions, factorial - DEL removes last character, AC clears everything - Press = button or Enter key to calculate results **Special Features:** - Constants button opens a modal with physics and math constants you can copy directly into calculations - Calculation history displays below the calculator - Unit converter and currency converter accessible via Conv and Currency buttons - Toggle between degrees and radians for trigonometric functions - Supports complex expressions with parentheses and order of operations **Usage:** - Enter mathematical expressions using the buttons or keyboard - Mix basic arithmetic with scientific functions like sin(45) + log(100) - Results appear in the display screen and are saved to history - Click constant values to copy them for use in calculations