查询词典 representable functor

At the same time, they proved that a multipartite matroid is representable if and only if the corresponding discrete polymatroid is representable.

他们的工作具有令人振奋的结果：通过研究多部拟阵和离散多拟阵之间的关系，他们得到了多部存取结构为理想存取结构的一个必要条件和一个充分条件，并且证明了一个多部拟阵是可表示的当且仅当其对应的离散多拟阵是可表示的。

Thus, all values of type Y are representable in the type X , but in this case, some values are inexactly representable.

因此，类型 Y 的所有值在类型 X 中都可以表示，但是有些值是非精确表示的(所有带0.5的)。

In particular, they present an open problem: the characterization of the representable discrete polymatroids, that is, which discrete polymatroids are representable?

在文中，他们给出了一个开放性问题：可表示的离散多拟阵具有的特性，即哪些离散多拟阵是可表示的，哪些是不可表示的。

We construct the adjoint functor of the free functor.

构造了自由函子的伴随函子。

For detecting the vibration frequency the dynamic systems, and using topology contravariant functor the unknown space was mapped to known space,the vibration frequency of unknown space will be investigated by the contravariant functor.

为了分析动力系统振动频率的瞬变性，采用拓扑反变的理论把未知的动力系统空间映射到已知的空间中，通过拓扑反变算子研究未知的空间频率的瞬变性。

The hermitian forms plays an important role in the K -theory of forms, While it is necessary to discuss the general hermitian groups and its elementary subgroups for studying the AT,-functor and K2 -functor of the hermitian forms.

厄米特型在型的K-理论中占有重要的地位，而讨论一般厄米特群及其基本子群是研究厄米特型的K_1-函子和K_2-函子所必须的。

It is showed that the loop space functor and the suspension functor preserve the properties of homotopy regular.

摘要证明了闭路函子和同纬函子保持同伦正则性，同时构造出了一系列同伦等价的空间。

A theorem on natural equivalences between a right exact additive functor F which preserves sums and some tensor functor ?

给出了函子范畴中任意右正合保直和可加函子F与张量函子B自然等价的一个定理。

Use an ASCII-representable name in your email if your native language is ideographic.

在电子邮件中用ASCII字符可以表示的名字。

If the scaled value is not in the range of representable values for its type, the program is ill-formed.

如果乘积值不在其表达的值域内，则程序就是病态形式的。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样