se-lib Documentation

Welcome to se-lib.

Contents:

• Introduction
  • Installation
• System Dynamics Modeling User’s Guide
  • Table of Contents
  • 1. Overview
  • 2. Getting Started with SE-Lib
  • 3. Modeling Guidance and Tips
  • 4. Basic Modeling Patterns
    • 4.1 Negative Feedback Loop
    • 4.2 Exponential Growth
    • 4.3 Balancing Loop
    • 4.4 Goal-Gap Structure
    • 4.5 First-Order Delay
    • 4.6 Second-Order Delay
  • 5. Displaying Output
  • 6. Graphing Functions
    • Plotting to Screen
    • Saving to File
  • 7. Random Number Functions
    • Example
  • 8. Utility and Test Functions
  • 9. Advanced Usage
    • 9.1 Extending a Model Instance
    • 9.1 PySD Integration
  • 10. Appendix A - Function Reference
    • init_sd_model(start, stop, dt, stop_when=None)
    • add_stock(name, initial, inflows=[], outflows=[])
    • add_flow(name, equation)
    • add_auxiliary(name, equation)
    • add_auxiliary_lookup(name, input, xpoints, ypoints)
    • plot_graph(*outputs)
    • save_graph(*outputs, filename='graph.png')
    • draw_sd_model(filename=None, format=’svg’)
    • get_stop_time()
    • get_model_structure()
• Examples
  • Exponential Growth
  • Negative Feedback
  • Goal Seeking Behavior
  • Rayleigh Curve Staffing
  • Random Functions and Measuring Stop Time
  • Predator Prey Model
  • Brooks’s Law Model
  • Object Oriented Simulation Using Classes
  • Monte Carlo Simulation and Output Analysis
• Special Functions
  • Stop When Condition
  • If Then Else

• Index

• Search Page