Sentence examples for law of logic from inspiring English sources

A proposition is logically necessary if it instantiates a law of logic or can be made to instantiate a law of logic through substitution of definitionally equivalent terms.

Veen is closer to the mark when he speaks of dreams as "tricks of an agent of Chronos," suggesting that "some law of logic should fix the number of coincidences, in a given domain, after which they cease to be coincidences, and form, instead, the living organism of a new truth".

Projective geometry also possessed one startling feature, called duality and regarded by Cremona as a law of logic.

As Wittgenstein says at (PR §151), "where the law of the excluded middle doesn't apply, no other law of logic applies either, because in that case we aren't dealing with propositions of mathematics.

The puzzle is to explain how both the Carnapian and mereological answers to the one and same question could be correct and yet mutually incompatible, for unless we abandon the most fundamental law of logic, the law of non-contradiction, we cannot deem one and the same proposition true and not true.

The third says our agent does not bring it about that p (p is not ruled in by anything our agent does) if and only if it is false that our agent brings it about that p. This is of course compatible with p's holding for some other reason, such as that it is a law of logic or nature, or because it holds due to another person's exercise of her own agency.

However, to argue that our nature or constitution forces us to abide by the laws of logic is no longer a logical justification; it is to incorrectly shift from logical to psychological or biological considerations (1893, XVI-XVII).

Second, pure general logic is absolutely binding on any rational human thinker and provides an unconditional logical ought: the laws of logic are the categorically normative laws of thought for all actual and possible rational animals.

Further, Quine argued that empirical hypotheses can't logically imply anything about experience except against a background of assumed laws of logic.

Directed at 10-year-olds, the book uses classroom dramas to teach the laws of logic.

But party defections don't obey the laws of logic; they are subjective traumas reflecting human dilemmas.