Including the equations etc. This module calculates changes in the state variables over time using a time differencing method. You can change them by clicking on them once and then typing in a new value. The bottom boxes are the initial values of the state variables. Click and type to change.
Upper right are control flow.
Click and type to change. If you leave the above window open, when you run the model a 2nd time, etc., new figures will come up. Then, if you want to save the output, you can select to save the graph from the file menu.