Scientific Calculator

Transform your Android device into a powerful mathematical computing tool with our feature-rich Scientific Calculator app. Perfect for students, engineers, scientists, and professionals who need advanced mathematical capabilities on the go. ### 🌟 **KEY FEATURES**

**📱 BASIC CALCULATOR**
✅ Fast arithmetic operations (+, -, ×, ÷)
✅ Decimal and integer calculations
✅ Memory functions (store & recall)
✅ Large, responsive button interface
✅ Instant results display

**🔬 ADVANCED SCIENTIFIC FUNCTIONS**
✅ Trigonometric functions (sin, cos, tan, arcsin, arccos, arctan)
✅ Logarithmic functions (ln, log, log₁₀)
✅ Power functions (x², x³, xʸ, √x, ∛x, ⁿ√x)
✅ Statistical functions (nPr, nCr, factorial)
✅ Angle modes (degrees, radians, gradians)
✅ Fraction display (exact values or decimals)

**🔧 FUNCTION MODE**
✅ Polynomial root finding and equation solving
✅ Algebraic expression factoring
✅ Mathematical expression expansion
✅ Calculus: derivatives and indefinite integration
✅ Function graphing and visualization

**🎯 VECTOR MATHEMATICS**
✅ 2D and 3D vector operations
✅ Vector addition and subtraction
✅ Dot product and cross product calculations
✅ Angle computation between vectors
✅ Vector magnitude and unit vector calculation
✅ Scalar projections and components

**🔢 MATRIX OPERATIONS**
✅ Matrix creation and editing interface
✅ Basic operations (addition, subtraction, multiplication)
✅ Row reduction (REF and RREF)
✅ Determinant, trace, and rank calculation
✅ Matrix inverse computation
✅ Eigenvalues and eigenvectors
✅ Advanced decomposition (QR, SVD, diagonalization)

### 🎨 **MODERN DESIGN & CUSTOMIZATION**

**🌈 BEAUTIFUL THEMES**
Choose from 6 stunning color schemes:
- Classic Black & Yellow
- Professional Blue
- Elegant Purple
- Modern Blue-Green
- David Theme
- Donation Theme

**📚 CALCULATION HISTORY**
- Review all previous calculations
- Copy results to clipboard
- Search through calculation history
- Export calculation logs

**💾 MEMORY & STORAGE**
- Variable storage (A, B, C, X, Y, Z)
- Ans (previous result) functionality
- Persistent memory across sessions
- Quick variable recall

**⚡ PERFORMANCE**
- Lightning-fast calculations
- Real-time result preview
- Optimized for battery efficiency
- Smooth performance on all devices

**👨‍🎓 STUDENTS**
- High school mathematics
- College calculus and algebra
- Engineering coursework
- Physics and chemistry calculations

**👨‍💼 PROFESSIONALS**
- Engineers and architects
- Scientists and researchers
- Financial analysts
- Data scientists

**👨‍🏫 EDUCATORS**
- Math teachers and professors
- Tutoring and demonstrations
- Classroom presentations
- Educational content creation

### 🔒 **PRIVACY & SECURITY**

✅ **Privacy First**: No personal data collection
✅ **Secure**: Latest Android security standards
✅ **Offline Capable**: Works without internet connection
✅ **Ad-Supported**: Optional ads to keep the app free

### 📱 **COMPATIBILITY**

**Device Support**: Works on phones and tablets
**Android Versions**: Android 5.0 (API 21) to Android 15 (API 35)
**Screen Sizes**: Optimized for all screen sizes
**Orientations**: Portrait and landscape support

### 🌟 **WHY CHOOSE OUR CALCULATOR?**

🏆 **Most Complete**: 5 calculation modes in one app
🎯 **User-Friendly**: Intuitive interface for all skill levels
🚀 **Cutting-Edge**: Latest Android features and optimizations
🔧 **Reliable**: Thoroughly tested mathematical engine
🎨 **Beautiful**: Modern Material Design interface
💰 **Free**: Full-featured calculator at no cost

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