The logic of when was a function of the latter two and, on the whole, the least credible even upon proof.

True enough, but they appeal to a dusty old law, insisting upon proof of the King's death beyond reasonable doubt.

In any event, it seemed unlikely that the management would insist upon proof of matrimony.

Claims in unjust enrichment do not depend upon proof of any wrong.

Upon proof of such conduct by a preponderance of the evidence, the person is subject to a civil penalty.

Admission to this body was conditional upon proof of competence or experience.

Any cause for concern about threats to witnesses can be handled by the judge upon proof by the prosecutor.

Students, however, receive a discount, and can book any facility for half-price, upon proof of their student status.

B's personal accountability will not be dependent upon proof of fault or 'unconscionable' conduct on his part.

It does not depend upon proof of neglect on the part of the innkeeper.