Release v2.0

Added

• Complete rewrite with modular C++ design
• New integration methods:
  • Boole's Rule for higher precision
  • Romberg Integration with configurable order
• Method comparison functionality to compare accuracy
• Save/load integration results to/from files
• Multiple predefined functions to choose from
• Comprehensive error handling
• Cross-platform compatibility improvements
• In-app help and documentation

Changed

• Redesigned user interface for better usability
• Improved code structure with proper OOP principles
• Enhanced visualization of step-by-step calculations
• Upgraded to C++17 for better performance and features
• Replaced direct console manipulation with platform-independent code

Fixed

• Corrected mathematical formulas for all integration methods
• Fixed potential division by zero in certain functions
• Improved numerical stability for extreme input values
• Fixed memory leaks in calculation routines