Apodictic statement
A apodictic statement ( ancient Greek ἀποδείκτικος apodeíktikos , German , demonstrable ' , inconclusive' - composed of ἀπὸ APO , German , ab ' , off', 'back' and δεικτικός deiktikós ., Part to δείκνυμι deíknymi , German show ' ) is in logic since Aristotle, a statement whose truth value is undisputed. In his Analytica posteriora , he distinguishes between the apodictic and the assertoric , the truth of which is disputed. Immanuel Kant makes the same distinction in the Critique of Pure Reason .
A distinction is made between mathematical, logical and philosophical apodictic statements.
Investigations into statements of this kind fall into the field of modal logic .
The doctrine of apodictic statements will Apodiktik , also called theory of proof (philosophy).
In everyday language means apodictic
- irrevocably valid, determined, of conclusive evidential value
- in general, however, rather derogatory: not refutable, not tolerating any contradiction, not accepting any other opinion
