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A CIS 106
HANDOUT #1 Defintions And Formal Rules Of Validation
14
Computer Science
Undergraduate 1
08/27/2012

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Term
ARGUMENT
Definition
THE FORM AND MEANING OF AN ASSERTION
Term
PROPOSITION
Definition
A STATEMENT USED IN THE FORMULTATION OF AN ARGUMENT; ALSO CALLED A PREMISE
Term
JUDGEMENT
Definition
THE CONTENT OF A PROPOSITION; THE AFFIRMATION OR DENIAL THAT SOMETHING IS SOMETHING ELSE
Term
APPREHENSION
Definition
CONCEPT FORMATION; THE EXPRESSION OF AN ARGUMENT IN WORDS (TERMS)
Term
SYLLOGISM
Definition
AN ARGUMENT FORM CONSISTING OF TWO (2) PREMISES AND A CONCLUSION
Term
CATEGORICAL PROPOSITION
Definition
A DECLARATIVE SENTENCE
Term
CONCLUSION
Definition
AN INTERRELATIONSHIP DERIVED FROM TWO OR MORE PROPOSTION; USUALLY INDICATED BY THE KEYWORD, THEREFORE
Term

DISJUNCTIVE

Definition

COMPOUND PROPOSITION CONSISTING OF TWO (2) PRIMISES SEPERATED BY THE KEYWORD, OR THE TWO PREMISES ARE ALSO KNOW AS, DISJUNCTS

 

Either premise 1 or premise 2     disjuctive premise

Not premise 1                               categorical premise

Therefore premise 2                     conclusion

 

Term
RULES OF VALIDATION(Disjuctive Syllogism)
Definition

a. categorical premise denies (contradicts) one of the disjuncts

 

b. conclusion affirms the other disjunct of the disjunctive proposition

Term
HYPOTHETICAL
Definition

TWO PREMISES CONTAINED WITHIN AN IF-THEN CLAUSE.  The premise following the if keyword  is the antecedent and the premise following the then keyword is known as the consequent

Term
THE PREMISE FOLLOWING THE "IF" KEYWORD IS THE _________ AND THE PREMISE FOLLOWING THE "THEN" KEYWORD IS KNOW AS THE ________
Definition
ANTECEDENT, CONSEQUENT
Term
PURE HYPOTHETICAL SYLLOGISM
Definition

IF THE SYLLOGISM CONTAINS THREE (3) IF-THEN PROPOSITIONS, THEN THE SYLLOGISM IS KNOW AS A

 

If premise 1 (antecedent) then premise 2 (consequent)

If premise 2 then premise 3

Therefore if premise 1 then premise 3

Term

HYPOTHETICAL (MIXED)

Definition

A SYLLOGISM THAT CONTAINS ONE HYPOTHETICAL PROPOSITION, ONE CATEGORICAL PREMISE, AND A CONCLUSION,(THEREFORE)

 

If Premise 1 then Premise 2

Categorical proposition

Therefore (relationship between the first two propostion) 

Term
Rules of validation(Pure Hypothetical Syllogism)
Definition

a. Only one premise and the conclusion have the same antecedent

 

b. The other premise and conclusion have the same consequent

 

c. The consequent of the first premise is the same as the antecedent of the second premise

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