Whether pre-existing natural fractures exist or not can result in a distinct influence on hydraulic fracture propagation.
Technê is a disposition (hexis) that produces something by way of true reasoning; it is concerned with the bringing into existence (peri genesin) of things that could either exist or not.
Whether these conditions exist or not depends on an agent bringing them into existence.
Perhaps it's the insistence on the existence of jobs that creates jobs, whether they need to exist or not.
Does the worker truly exist, or not?
Does Santa Claus exist or not?" What can you say?
For instance, the U.K. Film Council is not, in fact, sure whether it is meant to exist or not.
"The discussion about 'Does this farm exist or not?' sort of forced a wry smile from me, because, actually, customers had no problem.
"We want to give freedom to the people of both sides to get together and see whether the fears we had still exist or not".
On the subject of the gods, wrote the ancient philosopher Protagoras, "I am unable to say whether they exist or not.
"We are long past the discussion about whether fees should exist or not," said Michael W. McCormick, the executive director of the Global Business Travel Association.
