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"Conjunction-objection" / PutnamVsFraassen: a conjunction of theories must transfer truth, but not empirical adequacy. - PutnamVspositivism / therefore there is no positivist substitute for the concept of truth. - PutnamVsacceptability - PutnamVsRorty - PutnamVsPeirce? - Two incompatible theories can each be empirically adequate in itself. - Problem: the conjunction of two theories need not be believed. - Example: one is a correction of the other.
B. van Fraassen
The Scientific Image Oxford 1980