Scientific Calculator

Scientific Calculator is a powerful, modern, and beautifully designed calculator for everyday calculations and advanced scientific operations. Built with Material Design 3 principles, it offers a premium experience with smooth animations, rounded buttons, and a clean interface.

### BASIC OPERATIONS
Perform all standard arithmetic with ease: addition, subtraction, multiplication, and division. The large, clear display shows both your expression and the result simultaneously.

### SCIENTIFIC FUNCTIONS
Access a comprehensive set of scientific functions including:
- Trigonometric: sin, cos, tan and their inverses (asin, acos, atan)
- Logarithmic: natural log (ln) and base-10 log (log)
- Power functions: square (x²), cube (x³), nth power (xⁿ)
- Square root (√), factorial (n!), absolute value (abs)
- Constants: π (Pi) and e (Euler's number)

### ADVANCED FEATURES
- Memory Functions: Store and recall values with MC, MR, M+, M-
- Percentage Calculations: Quick percentage operations
- Modulo Operation: Remainder calculations
- Reciprocal: One-tap 1/x operation
- Random Number Generator: Generate random values
- Negate: Quick sign toggle

### SMART INPUT
Type calculations using both the on-screen buttons and your device's keyboard. The intelligent parser handles complex expressions with nested parentheses and correct operator precedence.

### EXPRESSION HISTORY
Never lose track of your calculations. The history panel stores all your past expressions and results. Tap any history item to reuse it in a new calculation.

### UNDO & REDO
Made a mistake? Undo and redo your actions freely. The full undo/redo system lets you navigate through your calculation steps.

### COPY RESULT
Copy any calculation result to your clipboard with a single tap, ready to paste into any other application.

### BEAUTIFUL DESIGN
- Large, easy-to-read display
- Premium Material Design 3 theme
- Light and dark mode with automatic theme support
- Smooth button animations and ripple effects
- Optimized for phones and tablets
- Landscape support for wider workspace

### PRIVACY FIRST
Your privacy is our priority:
- No internet access required
- No permissions needed
- No ads, ever
- No analytics or tracking
- No personal data collection
- All calculations are processed 100% on your device
- No account creation needed

### OFFLINE ONLY
Works completely offline. No internet connection is required or used. Your calculations never leave your device.