Sentence examples for shown to be impossible from inspiring English sources

For instance, two problems from Euclid's time requiring the use of only a compass and a straightedge (unmarked ruler)—trisecting an angle and constructing a square with an area equal to a given circle were pursued for centuries before they were shown to be impossible.

This has been shown to be impossible, in a mathematically precise sense.

Maximisation of various aspects of comfort simultaneously was shown to be impossible, but compromise solutions could be found.

It may be harder for a strong modal fictionalist, but it has not been shown to be impossible.

Secondary and combination resonances are possible, but coupled primary and secondary resonances are shown to be impossible for the particular configuration chosen.

Based on both experimental and numerical results, the laminar airflow pattern was shown to be impossible to achieve due to turbulent flow mixing and flow entrainment into the supply air stream.

But that relied on imposing non-credible cuts in the earlier years, cuts that were quickly shown to be almost impossible to achieve.

How such learning is accomplished needs a great deal of further study, but Gold's paper did not show it to be impossible.

By Wednesday, I expect one of them to have fashioned a Loose Change-style viral documentary, in which it is shown for it to be impossible for the brick to have come from anywhere but the hand of Tony Blair.

To say that memory is a constructive process, and that psychologists have turned their research efforts to the study of suggestibility, misinformation, and distortion is not to focus unrealistically on cases where memory goes wrong, or to say that accuracy in memory has suddenly been shown by science to be impossible or unlikely.

To compete successfully on Jeopardy!, Watson would need to respond in no more than a few seconds, and at that time, the problems posed by the game show were deemed to be impossible to solve.