Exam 15: Topics in Propositional Logic and Categorical Syllogisms

In the conditional , the component statement that follows 'then' is called

Universal quantifier is symbolized as

A valid standard form categorical syllogism must contain exactly __________terms, each of which is used in the same sense throughout the argument.

An error in reasoning is called _________

The form of a syllogism may be completely described by stating its mood and________

The term that occurs as the predicate of the conclusion is

The___________ of the class of all chairs is the class of all things that are not chairs.

A statement form that has only false substitution instance is said to be

The weak implication symbolized by ? is called a

A universal or particular affirmative proposition, do not distribute their_________term.

The statement form p ? q is logically equivalent to

A proposition ___________term, if it refers to all members of the class designated by the term

_____________ is the process of obtaining a proposition from a propositional function by substituting a constant for the variable.

A deductive argument in which conclusion is inferred from two premises is called

[(p . q) ? r] is logically equivalent to which of the following

The statement form ~(p.q) is logically equivalent to

Which of the following is the obverse of the proposition of the A proposition' All S is P '

Proposition is particular if the subject refers to only _______of the class

In Symbolic logic parentheses, braces , brackets are used as __________ marks

An ________ proposition is said to distribute both subject and predicate terms