In the toy model of a single cycle, presented in the "Examples" section, non-real eigenvalues may or may not exist, according to different values of transition rates.
The mysterious dark energy, believed to accelerate the expansion of the universe, may not exist, according to an international team of astronomers; instead, the universe may be mainly composed of ordinary matter.
A long-lost species of the gigantic, slow-moving Galapagos tortoise that inspired Charles Darwin's theory of natural selection may still exist, according to the Yale University scientists behind what's been nicknamed "The Lazarus Project".
Differences may also exist according to exercise type [ 54, 55], gender, and age [ 46, 53, 56, 57].
The section of the article about elves — the so-called hidden people that "some large number of Icelanders" believe exist, according to Mr. Lewis — may have drawn the most attention on the Internet.
By accounting for the substantial differences in age-related incidence, natural history and response to treatment that exist according to cirrhosis aetiology, we predict that different approaches to surveillance may be justified according to different causes of cirrhosis.
Even if none of these ideal types exist according to the artificial 'nose' (e.g. GC-MS) of a chemist, they may still effectively exist according to the 'nose' of the predators.
Your address doesn't exist, according to our G.P.S.
On the verge of getting caught, the men hit upon Perfect Solution No. 1: burn down their Brooklyn warehouse, collect $100 million in insurance, and hide the fact that much of the inventory at the family-run health-and-beauty-aids distributor may never have existed, according to a federal complaint.
