Thursday, February 15, 2001
Quiz 4
Name: _______________________________
An argument is (deductively) valid, if it
is logically impossible for the premises to be true and the conclusion
false at the same time. (Lecture).
An argument is sound if it is valid and
its premises are true (Lecture).
Propositions (statements, declarative
sentences) (Lecture).
Number theory, set theory, utility
theory, physics, and many more (Lecture).
If it is not possible to derive a
contradiction from the axioms (Lecture).