Assertion: logic's property | /r/HasProperty | subject
Facets:
value: since hintikka
type: TEMPORAL
value: for formal logic
type: CAUSE
value: since von wright
type: OTHER
Source sentences:
text: The properties of knowledge and belief have been a subject for formal logic at least since von Wright and Hintikka, (Hintikka 1962, von Wright 1951).