| Applying science to business management |
   
Say Primitive
If you want a model to inform users of its result or if you
want to provide other information, use the say
primitive. Say has the format
say( message, title )
In the mortgage example, rather than force a user to read the
monthly payment off the tree when a calculation is complete, you
can insert a new node before Payment:
This change will cause the model to display a dialog box with
a result when the calculation is complete.
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