Self Implication: p > p (Cpp)

Bibliography: ???

Notes

While this axiom has great intuitive appeal, it is not true in all logic systems.

This axiom is often called "I", since it corresponds to Curry and Fey's "I" combinator. [Hindley and Meredith, 1990, pg 91]

In terms of combinators "I" is:

I x => x

Systems

(It is part of almost all the usual systems...)


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© Copyright 2004 by John Halleck, All Rights Reserved. This page is http://www.cc.utah.edu/~nahaj/logic/structures/axioms/Cpp.html This page was last modified on October 11th, 2005.