单词 | imperative logic |
释义 | > as lemmasimperative logic imperative logic n. Philosophy a theory of logical reasoning dealing with sentences in the imperative mood. ΘΚΠ the mind > mental capacity > philosophy > logic > [noun] > branches of logic analytic?1566 metalogic1842 alethiology1852 stoicheiologya1856 heuristic1860 psycho-logic1912 criteriology1934 conventionalism1938 imperative logic1939 heuristics1946 1839 J. S. Mill Let. 4 Nov. in Wks. (1963) XIII. 412 Mine is a logic of the indicative mood alone—the logic of the imperative, in which the major premiss says not is but ought—I do not meddle with.] 1939 Philos. Sci. 6 453 (heading) A logic of the doubtful. On optative and imperative logic. 1972 Mind 81 21 An ordinary indicative inference is said to be valid if and only if, whenever its premisses are true, its conclusion must also be true. Since imperatives can be neither true nor false, this definition of ‘validity’ cannot be applied directly to imperative logic. 2008 MIS Q. 32 736/1 Formal imperative logic is problematic.., so design research substitutes an imperative adaptation of declarative logic. < as lemmas |
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