-
Modus ponendo tollens (MPT; Latin: "mode that
denies by affirming") is a
valid rule of
inference for
propositional logic. It is
closely related to modus...
-
propositional logic,
modus ponens (/ˈmoʊdəs ˈpoʊnɛnz/; MP), also
known as
modus ponendo ponens (from Latin 'method of
putting by placing'),
implication elimination...
- {P{\underline {\lor }}Q,\neg P}{\therefore Q}}}
Unlike modus ponens and
modus ponendo tollens, with
which it
should not be confused,
disjunctive syllogism is...
- Constructive /
destructive dilemma Absorption /
modus tollens /
modus ponendo tollens Negation introduction Rules of
replacement ****ociativity Commutativity...
- Constructive /
destructive dilemma Absorption /
modus tollens /
modus ponendo tollens Negation introduction Rules of
replacement ****ociativity Commutativity...
- Constructive /
destructive dilemma Absorption /
modus tollens /
modus ponendo tollens Negation introduction Rules of
replacement ****ociativity Commutativity...
- Constructive /
destructive dilemma Absorption /
modus tollens /
modus ponendo tollens Negation introduction Rules of
replacement ****ociativity Commutativity...
- Constructive /
destructive dilemma Absorption /
modus tollens /
modus ponendo tollens Negation introduction Rules of
replacement ****ociativity Commutativity...
- Constructive /
destructive dilemma Absorption /
modus tollens /
modus ponendo tollens Negation introduction Rules of
replacement ****ociativity Commutativity...
- is day, it is light. It is not light. Therefore, it is not day.
Modus ponendo tollens Not both p and q. p. Therefore, not q. ¬ ( p ∧ q ) , p ⊢ ¬ q...
