
Entailment, Vol. II
Alan Ross Anderson, Nuel D. Belnap Jr, J. Michael Dunn
₹5,376

The Logic of Relevance and Necessity
by Alan Ross Anderson, Nuel D. Belnap Jr, J. Michael Dunn
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In spite of a powerful tradition, more than two thousand years old, that in a valid argument the premises must be relevant to the conclusion, twentieth-century logicians neglected the concept of relevance until the publication of Volume I of this monumental work.
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