Sentence examples for proof of its validity from inspiring English sources

Under the rule, no company could try to collect a telephone charge unless it could show the consumer proof of its validity, like a signed agreement.

A proof of its validity is detailed.

The robustness of the method is demonstrated, and proof is given of its validity at extreme skew angles.

So the rules should be designed in such a way that a certain type of completion of the dialogue for a given thesis constitutes a proof of its logical validity.

While no formal proof yet exists, numerical simulations offer supporting evidence of its validity.

Mr. Elliot said she first had wanted to be certain of its validity.

Rigorous proofs are needed not only to be absolutely sure of the validity of the result but also to clearly define the range of its validity.

They're visceral proof of its failure.

Indeed, several hypotheses have been proposed around the notion of a "common soil", but none has delivered sufficient proof to establish its validity as the correct explanation.

Despite this opportunity, OR has yet to demonstrate its role in this specific setting and provide proof of the validity, reliability and added value of its primary endpoint measures when evaluated in a broader context.

Moreover, a close fit between modelled estimates and observations does not give proof of the validity of the model assumptions – merely its predictive ability.