
expected value will affect many other values, and provided they are still mutually
consistent the resulting design may be just as good.
The results from the AIR-CYL system produce a design that varies only slightly
from the designer's, and in at least one way is superior when judged by the designer's
own heuristics. What is being measured is not really the performance of the system,
but rather how well the knowledge has been captured in DSPL.
7.3 Limitations of Class 3 Approach
Of course, we are quite aware that there are bound to be other examples of
routine design tasks that cannot be brought under the hierarchical design plan
selection paradig ...