Identity
Identity
and numbers of things
Identity,
closure rule for
Identity,
left hand rule
Identity,
right hand rule
Identity
rules (summary)
"if
and only if"
"if"
Implicate
Implication
(nonlogical)
Implicature
Impossibility
Inclusive
"or"
Inconsistency
Inconsistent
(beliefs)
Inconsistent
(sentences)
Individual
constants
Individual
constants and designators
Individual
variables
Intentional
contexts
Interpretation
(predicate calculus)
Interpretation
(propositional)
Intransitive
Irreflexive
