|Assertibility: in certain circumstances or in a historical situation the possibility to make a statement when the linguistic means are given.|
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Assertibility/Dummett: when dealing with variables, where a certain value is ignored it cannot be about truth but assertibility. - ((s) no proposition is uttered).
Justified Assertibility/Gettier: not any valid justification is sufficient, there must also be an appropriate relationship with the object.
Ursprünge der analytischen Philosophie Frankfurt 1992
Wahrheit Stuttgart 1982