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Quote: with cancellation, Clyde the elephant could be just about anything, including a giraffe; the Elephant node is just a collection of properties
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Topic:
problems with type inheritance
Topic:
problem of classifying information
Topic:
inheritance of properties
Quotation Skeleton
Just about everyone uses the IS-A relation to … universal quantifier is the obvious one to assume … [but] many IS-As are thought to be "cancelable." … [p. 35] [For example] If Clyde has typical elephant properties, … example, he could be a giraffe, with none … a node such as Elephant doesn't really stand … typical elephant properties. Google-1 Google-2
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Topic: problems with type inheritance (20 items)
Topic: problem of classifying information (41 items)
Topic: inheritance of properties (24 items)