This preview shows pages 1–3. Sign up to view the full content.
3/26
Standard form, mood, and figure
Syllogism
– a deductive argument consisting of two premises and
one conclusion
Categorical syllogism
 a syllogism consisting of 3 categorical
propositions and containing a total of 3 different terms, each of
which appears twice in distinct propositions
EX – all
soldiers
are
patriots
No traitors
are
patriots
Therefore, no traitors
are
soldiers
.
These three terms in a categorical syllogism are given names
depending on their position in the argument.
Major Term

is the predicate of the conclusion (soldiers)
Minor Term
 the subject of the conclusion. (traitors)
Middle Term

provides the “middle ground” between the two
premises (patriots
MUST BE IN CORRECT ORDER
Must meet these 4 conditions
1 all 3 statements are standard form cate. Prop. (a e I o)
2 the 2 occurrences of each term are identical
3 each term is used in the same sense throughout the argument
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
4 the major premise is listed first, the minor second, and the
conclusion last
The individual form of a syllogism consists of mood and figure
Mood consists of the letter names of the propositions in the
syllogism
•
If the major premise is an A proposition, the minor is and O
prop. And the conclusion is an E proposition,
then the mood
is AOE
•
To determine the mood, it must first be put into standard
form
•
The mood is designated by the order of the letters of the
prop., with the major premise first, the minor premise
second, and the conclusion last
This is the end of the preview. Sign up
to
access the rest of the document.
 Spring '08
 FORTE

Click to edit the document details