Web Results

Truth value


In logic and mathematics, a truth value, sometimes called a logical value, is a value indicating ... Indeed, you can prove that they have no third truth value, a result dating back to Glivenko in 19...

b) it has "truth value."


Only those sentences which have a meaning which can be said to be "true" or ... ( Note that having truth value is identified with being either true or false, not with ...

logic - Determining the truth value of a statement - Mathematics ...


Sep 28, 2011 ... Now I don't get what does truth value means here. .... If the sentence were "if 1 is even then NY has a large population", observing that 1 is not ...

Negation of a Statement - Math Goodies


It is possible that a closed sentence will have different truth values at different times. ... the variables, we can analyze the meaning of these open sentences.

Logic - Compound Sentences - Regents Exam Prep Center


The following are examples of compound sentences: "21 is divisible ... When attempting to determine the truth value of a compound sentence, ... The truth table tells you that the compound sentence will be false only when p and q are both true.

Logic - Contrapositive - Regents Exam Prep Center


It does BOTH the jobs of the INVERSE and the CONVERSE. ... the contrapositive, is that it always has the SAME truth value as the original conditional statement. ... A truth table can be used to show that a conditional statement and its contrapositive ... of all of the possible outcomes of the truth value of a compound sentence.

truth-value | logic | Britannica.com


The truth-value of a compound statement can readily be tested by means of a chart ... many, as in fuzzy logic, in which propositions have values between 0 and 1. ... that to know the meaning of a sentence is to know under what circumstances  ...

Truth Tables for the Connectives - Logic & Proof


Obviously, if our formula is an atomic sentence, all we need to do is to see what truth-value it has been assigned in order to determine what its truth-value is on ...

Ch3 Reference


The easiest way to do this is to have something like (*) in hand: Enough of a truth value assignment to determine a truth value for the molecular sentence in ...

Truth | Internet Encyclopedia of Philosophy


Can "is true" be defined so that it can be replaced by its definition? ... such examples as: " 'hypostatize' means (or, is a synonym for) 'reify' ". ... so that not every sentence has a truth-value.

More Info

Truth Values (Stanford Encyclopedia of Philosophy)


Mar 30, 2010 ... Truth values as objects and referents of sentences .... Truth values evidently have something to do with a general concept of truth. Therefore it ...

Statements, truth values and truth tables - CSUSB Math Department


Sep 2, 1996 ... A statement is an assertion that can be determined to be true or false. The truth value of a statement is T if it is true and F if it is false. For example, the statement ` `2 + 3 = 5'' has truth value T. Statements that involve one or ... Thus, the logical statement ``It is raining or the sun is shining ''...

Disjunction - Math Goodies


The symbol is a logical connector which means "or. ... The truth values of p q are listed in the truth table below. ... this example represents an open sentence, so the truth value of r s will depend on the replacement values of x as shown below.