Contents

• Data analysis for pion and positron background for test run
  • Summary for test run
  • Electron(positron) pion separation for test run - pion background
  • Positron background for test run
  • Comparison between code and data for $\pi$ and $e^+$ background
  
  
• Prediction for pion and positron background for E99-117
  • Estimation of $\pi$ and $e^+$ background for E99-117
  • Conclusion
  
  
• About this document ...