Intro-5
science and art of reasoning well
Logic
a sentnce that is either true or false
statement
catagorical statement
statement that affirms or or deies something about a given subject
subcontrairys
both can be true but both cannot be false
syllogism
deductive argument with two premises and a conclusion
term is the sum of lal individual objects and is included by it
extension
tautology
statement that is always true by logical structure
term that descrides or asserts something about the subject
predicate
subimplication
relatio n ship between a positive and particular statement of the same quality in which the truth of the universal neccistatethe truth of the particular
major term
syllogism is the predicate of the conclusion and is used in one premise
ambiguous
a word that has more than one definition
supported
stetement whose truth value is determined by outside information
square of opposition
diagram of basic relationships between categorical statements with the same subject and predicate
the raltion ship between and particular and universal of the same quality in which the falsity of the particular neccitates the falsity of the universal
superimplication
schema
is a representaion of a syllogism
species
a term that is more specific than the original term and is included by it
both statements can be true at the same time
contradiction
arguments
set of statemnts one of which appears to be implied or supported by the others
mood
three-letter description of the types of categorical statements is contains whe arranged in standard order
induction
resoning with probability examples to general rules
difference of opinion or perception
apparent dissagreement
statements can both be false but not true
contrary
conclusion
statement that appears to be implied by the other statements in the argument (which are called premises)
the ______ of a syllgism is a number from 1-4 identifying the placement of its middle term
figure