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## Truth value

en.wikipedia.org/wiki/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."

www.loyno.edu/~folse/state2.html

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 ...

## Statements, truth values and truth tables - CSUSB Math Department

www.math.csusb.edu/notes/logic/lognot/node1.html

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 ''...

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

math.stackexchange.com/questions/68318/determining-the-truth-value-of-a-statement

Sep 28, 2011 ... ... York has a large population. Now I don't get what does truth value means here. ... The statement is true, it has truth value "true." The possible truth ... The truth value of a sentence is "true" or "false". A sentence of the form "If A ...

## Truth–value | Definition of Truth–value by Merriam-Webster

www.merriam-webster.com/dictionary/truth–value

Define truthvalue: the truth or falsity of a proposition or statement.

## Truth Tables for the Connectives - Logic & Proof

www.phil.cmu.edu/projects/logicandproofs/alpha/htmltest/m03_semantics/translated_chapter3.html

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 ...

## Logic - Compound Sentences - RegentsPrep

www.regentsprep.org/regents/math/geometry/gp1/Lcompsen.htm

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 -Biconditional IF AND ONLY IF - RegentsPrep

www.regentsprep.org/regents/math/geometry/gp1/bicon.htm

the truth values of both facts are exactly the same ... Definition: A triangle is isosceles if and only if the triangle has two congruent (equal) sides. The "if and only if" portion of the definition tells you that the statement is true when either sentence (or fact) is the hypothesis. This means that both of the statements be...

## Logic - Contrapositive - RegentsPrep

www.regentsprep.org/regents/math/geometry/gp2/lcontrap.htm

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.

## Logic - Inverse - RegentsPrep

www.regentsprep.org/regents/math/geometry/gp2/linvers.htm

... of the original statement. In other words, the word "not" is added to both parts of the sentence. ... Inverse: "If you did not grow up in Alaska, then you have not seen snow." ... An interesting fact: The inverse has the same truth value as the converse of the original statement. The INVERSE ... ("equivalent...

### Truth Values (Stanford Encyclopedia of Philosophy)

plato.stanford.edu

Mar 30, 2010 ... A sentence proper is a proper name, and its Bedeutung, if it has one, .... Truth values evidently have something to do with a general concept of ...

### Negation of a Statement - Math Goodies

www.mathgoodies.com

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

### Logical Symbols - Philosophy Pages

www.philosophypages.com

Although traditional categorical logic can be used to represent and assess many ... modern logicians have developed much more comprehensive and powerful ... In ordinary language, we convey statements by complete declarative sentences, such as "Alan ... Thus, its meaning can be represented by the truth-table at right.