flex Examples - LPIS

12 The Flex Example Suite• The use of group ordering in testing the answer to questions• The difference between setting values for logical and global variables.ANIMAL.KSLThis example demonstrates the frame hierarchy system and a mechanism foridentifying frames according to positive and negative attribute clues.The following additional flex technical points are demonstrated in this example:• The use of a flex support predicate to find a currently defined frame.• Specific inheritance links.• Suppressing inheritance.• Specifying more than one parent frame.• Data declarations that are automatically run on compilation.FUNCTION.KSLThis example demonstrates the function construct by implementing a fibonacci and afactorial function.The following additional flex technical points are demonstrated in this example:• The automatic invocation of functions when requested.A Guide to the Flex Expert System Toolkit