|Modalities: modalities are in modal logic possibility, necessity and contingency.|
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Modality/Wessel: Def alethic m.: in the narrow sense modal: necessary, possible, contingent, real - alethic m.: can be logically or factually (ontological, empirical, physical, causal, etc.) - modal statements often are often translatable into non-modal form: E.g. "divisible "
Modality/Wessel: in the broader sense: "provable", "undecidable", "verifiable" and so on-- Axiological modalities: "always", "sometimes", "never", "once", "same" - Wessel: these are no modalities at all.
Modality/Wessel: predicative - if fA "the facts that A" then Q (fA) "the possible fact, that" - when modality refers to situations sA - truth value: refers to statements tA.
Logik Berlin 1999