例句與造句

1. Algebraic equivalence is closely related to numerical equivalence, an essentially topological classification by intersection numbers.
2. In fresh water, there is an approximate numerical equivalence between the change in pressure in decibars and the change in depth from the water surface in metres.
3. The "'R "'- divisors modulo Kleiman showed that a divisor is ample if and only if its numerical equivalence class lies in the interior of the nef cone.
4. Jannsen ( 1992 ) proved the following unconditional result : the category of ( pure ) motives over a field is abelian and semisimple if and only if the chosen equivalence relation is numerical equivalence.
5. The "'cone of curves "'is defined to be the convex cone of linear combinations of curves with nonnegative real coefficients in the real vector space " N " 1 ( X ) of 1-cycles modulo numerical equivalence.
6. It's difficult to find numerical equivalence in a sentence. 用numerical equivalence造句挺難的
7. Namely, it would imply the Lefschetz standard conjecture ( that the inverse of the Lefschetz isomorphism is defined by an algebraic correspondence ); that the K黱neth components of the diagonal are algebraic; and that numerical equivalence and homological equivalence of algebraic cycles are the same.
8. "Conjecture D ", stating the concordance of numerical and homological equivalence, implies the equivalence of pure motives with respect to homological and numerical equivalence . ( In particular the former category of motives would not depend on the choice of the Weil cohomology theory ).
9. For this reason, leaving the dugout to join a fight is generally considered acceptable in that it results in numerical equivalence on the field, a fairer fight, and a generally neutral outcome, as in most cases, managers and / or umpires will intervene to restore order and resume the game.