... an inference procedure." (20/04/03, Pranaya) Membership functions: (Fuzzy Subsets) Just as there I a strong relationship between the logic of Boolean and subsets, with fuzzy logic exists a strong relationship between fuzzy logic and fuzzy subsets theory. http://www-2.cs.cmu.edu/Groups/AI/html/faqs/ai/fuzzy/part1/faq-doc-2.html The difference with the fuzzy subsets is when testing truth and falsity of any given argument, there is the option of not only testing whether the argument is true or false as in Boolean logic, but also the ability to check to which degree of truth the argument is true. It must just be mentioned that Membership functions have the ability to be used with two-dimensional array's as opposed to one-dimensional arrays. Membership functions are set-up in two different ways either by knowledgeable people in a certain field or from sample data. http://www-2.cs.cmu.edu/Groups/AI/html/faqs/ai/fuzzy/part1/faq-doc-2.html, (1995, George j. Klir and Bo Yuan) Logic Operations The standard definitions in fuzzy logic are: truth (not x) = 1.0 - truth (x) ...

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