virtually haken造句

例句与造句

1. The Virtually Haken conjecture asserts that every compact, irreducible 3-manifold with infinite fundamental group is virtually Haken.
2. The Virtually Haken conjecture asserts that every compact, irreducible 3-manifold with infinite fundamental group is virtually Haken.
3. A 3-manifold finitely covered by a Haken manifold is said to be "'virtually Haken " '.
4. In addition, Waldhausen proved that the fundamental groups of Haken manifolds have solvable word problem; this is also true for virtually Haken manifolds.
5. The "'virtually Haken conjecture "'states that every irreducible three-dimensional manifold with infinite fundamental group is " virtually Haken ".
6. It's difficult to find virtually haken in a sentence. 用virtually haken造句挺难的
7. The "'virtually Haken conjecture "'states that every irreducible three-dimensional manifold with infinite fundamental group is " virtually Haken ".
8. Many of Thurston's conjectures ( for example the virtually Haken conjecture ), now all known to be true following the work of Ian Agol, were checked first for arithmetic manifolds by using specific methods.
9. The original interest in the virtually fibered conjecture ( as well as its weaker cousins, such as the virtually Haken conjecture ) stemmed from the fact that any of these conjectures, combined with Thurston's hyperbolization theorem, would imply the geometrization conjecture.