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Vensim Help

In addition to working with thumbnail sketches SyntheSim will work with graphs and tables imbedded as Input Output Objects.

ØClick on the Stop Simulation button.
ØClick on the Control Panel button and click on the Graphs tab.
ØClick on the New button.
ØIn the Custom Graph editor add the title "Comparative Total Armament" and add the variables Total Armament 1 and Total Armament 2.  For Graph Name enter COMPARE.
ØCheck the Scale checkbox to the left of the variable names.  Add  0 under Y-Min  and 800 under Y-Max  at the right in the top row.
ØCheck the Soft Bounds checkbox at the bottom.  The dialog should appear as:

 

ØClick on OK.
ØSelect the Menu Item View>New.
ØClick on the Input Output tool.
ØIn the dialog click on the Output Custom Graph radio button.  Select COMPARE from the dropdown list at the bottom and click on OK.
ØSize the graph to be quite large.
ØClick below the graph at the left.
ØIn the Input/Output Object dialog click on the Constant... button and select desired strength ratio 1.
ØSet the range from 0 to 2 with increment .01 and click on OK.
ØClick below the graph at the right.
ØIn the Input/Output Object dialog click on the Constant... button and select desired strength ratio 2.
ØSet the range from 0 to 2 with increment .01 and click on OK.

 

You can make the sliders slightly bigger and position them to look good.  Go to the control panel and clear any runs, then start SyntheSim mode and move the sliders.  You should see something like:

You can go back to the previous view and continue to make changes to model constants.  When you return to this view you will see the results of those changes shown in the graph.