Sentence examples for theory is valid from inspiring English sources

Evolutionists debate whether the neutrality theory is valid.

The theory is valid for general thin-walled open beam cross-sections.

The theory is valid for general open thin-walled cross-sections.

The present theory is valid for arbitrary coating thickness, and arbitrary frequencies.

The approximate theory is valid for thin as well as thick shells.

Here, it is also considered whether or not the strip theory is valid for horizontal buffeting.

As the historian Arthur M. Schlesinger Jr., a Kennedy adviser, later observed, "Whether the domino theory was valid in 1954, it had acquired validity seven years later, after neighboring governments had staked their own security on the ability of the United States to live up to its pledges to Saigon".

Correspondence principle, philosophical guideline for the selection of new theories in physical science, requiring that they explain all the phenomena for which a preceding theory was valid.

After I had bid on some of this stuff, it occurred to me I should ask an expert if my retirement-plan theory was valid.

Critically, the Basic defendants argued that the plaintiffs could not establish fraud on the market at certification even if the theory were valid because the alleged misstatement was immaterial.

In the limit, the equations of the Darken theory and the Nazarov and Gurov theory are valid for ideal vacancy source and sink activity and no vacancy source and sink activity, respectively.