Sentence examples for logical laws from inspiring English sources

These worlds are therefore often called logically impossible worlds, as logical laws such as the Law of Non-Contradiction or the Law of Excluded Middle are assumed to be the most general and topic-neutral: they are supposed to hold at all possible worlds.

The insight behind this comes from the second definition of impossible worlds we met above, as worlds where logic is different, or where logical laws may fail.

The logically analytic true propositions are instances of logical laws.

He speaks of logic as preceding every discipline, in the sense that logical constants and logical laws are presupposed by and form part of every science.

In him there also appeared the first clear separation between the formal characterization of logical laws and their semantic justification.

These otherwise logical laws become problematic when society deems that minors, mental retardates, and the insane are incapable of giving consent hence, coitus with them is rape.

Harold is stern, logical, law-abiding, repressed, and irritable; he expects life to be orderly and sane.

What experience, it might be asked, could lead anyone remotely to query the apparently adamantine logical law of excluded middle (that every proposition is necessarily either true or not true, and each thing either has or lacks any given property)?

Due to the failure of bivalence, the logical law of excluded middle fails for the dual negation ~.

More recent philosophical work shows that characterizing determinations can be constructed which go against any classical logical law.

But we have already shown above that this is no problem, because it does not violate any logical law.