Sentence examples for whose existence is required from inspiring English sources

It is the last undetected particle whose existence is required according to the so-called Standard Model of particle physics, which correctly describes all the known properties of matter as determined by the experiments that have been performed to date.

In the latter, at each stage we postulate a new, distinct, state of affairs, whose existence is required by the existence of the state of affairs of the previous stage.

A lunar dynamo requires an iron-rich core, whose existence is largely uncontroversial.

"Only a currency whose existence is beyond doubt is a stable currency," Mr. Asmussen said.

And there are still lots of people unaccounted for, whose existence is denied by officials.

Security experts list Muslim separatist groups some long-established, others whose existence is moot.

Sandler stars as Charlie Fineman, whose existence is a wild rebuke to his name.

And Ruby Bentall is excellent as the morosely uncommunicative Victoria whose existence is ruled by denial.

Then there are Guastavino spaces whose existence is almost a matter of archaeological interest.

Israel is one of the only countries whose existence is openly challenged.

However, something whose existence is in itself necessary is something whose existence cannot depend upon anything else but itself, its own nature.