Logic Flashcards
The law of excluded middle
Any statement is either true or false
The law of identity
If a statement is true then it is true
The law of non contradiction
A statement cannot be true and false
Informal logic
Deals directly with proper improper modes of reasoning
Informal logic
Deals with operations of thinking
What is formal logic
The art and science of reasoning well
2 branches of formal logic
Induction deduction
Deduction
Reasoning with certainty from premises to conclusion
Induction
Responding to probable conclusions
Lexical definition
Dictionary meaning of a term
Percising definition
More precise by giving an example
Stimulative definition
New word invented or to increase vocabulary to language
Extension
The sum of all the individual things in which the term applie
Self report
A sentence that is either
Tautology
Always true because of logical structure
