If fact, as Carnap [1936,37] has pointed out, … disposition terms, such as 'soluble', 'malleable', … Consider, for example, the word 'fragile'. One might … it satisfies the following condition: If at any … [But then any object that is never struck, is fragile. Carnap suggested reducing it to] [p.18] "if x is sharply struck at any time t, … [but then have a conditional definition of fragility. [Higginbotham: fragility is not determined by its history or class membership].
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