Sentence examples for sometimes does not exist from inspiring English sources

However, under impulsive perturbation, the equilibrium point sometimes does not exist in many real physical systems, especially in nonlinear dynamical systems.

However, under impulsive perturbation, an equilibrium point sometimes does not exist in many physical systems, especially, in non-linear and nonautonomous dynamical systems.

However, in many real physical systems, especially in nonlinear and non-autonomous dynamical systems, the equilibrium point sometimes does not exist.

"We see that even if the countries where rights are recognised, implementation is limited and sometimes doesn't exist," says Vanina Serra, a programme officer at Mama Cash, an international women's fund that supports the rights of women, girls and transgender people.

In short, identifiers in this part of the legislative jungle have two problems: first, they sometimes do not exist at a sufficiently granular resolution in the relevant XML versions, and second, granular identifiers do not resolve or map well to materials whose citation has traditionally been based on print volume and page numbers.

He said that understaffing was an issue — the agency carries out about 400 health assessments and consultations each year with a staff of about 300 people and an annual budget of $74 million — but that a bigger challenge was that "definitive answers sometimes do not exist".

However, specific regulations in different European countries vary or sometimes do not exist at all.

She adds, "Creative people are better at recognizing relationships, making associations and connections, and seeing things in an original way--seeing things that others cannot see, that sometimes do not exist".

Real Soon Now -- but that aren't really ready for prime time and sometimes don't exist.

It's hard to see these kids as living in an 'age of entitlement.' They're working for free and doing training courses for jobs that don't sometimes don't exist.

Sometimes an ionosphere file does not exist on the JPL server.