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proportional tax
proportionate
proposal
propose
proposita
propositi
proposition
propositional attitude
propositional calculus
propositional function
propositus
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propositional calculus
prop·o·si·tion·al cal·cu·lus


noun 
Definition:
 
study of relationships between propositions: the branch of deductive logic that deals with the relationships formed between propositions linked by connectives such as "and," "but," "if," or "or"
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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