- 更多网络例句与协变的相关的网络例句 [注:此内容来源于网络,仅供参考]
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By the natural and harmonious relationship between differential forms and differential equations and between differential forms and vector analysis, we discuss the properties, which are covariant under the transformation of coordinates in the framework of differential forms, of particle motion in a central force field .
通过微分形式与微分方程和向量分析之间存在的自然而协调的关系,在微分形式框架下讨论了质点在有心力场中运动的特性并得出在坐标变换下其均是协变的
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The standing wave representation of the same formula is shown to be covariant and physical.
证明了球面波的驻波表示是协变的,因而是一个物理的关系式,故适用于圆柱坐标中各类波动方程的定解问题。
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An English variety of large cooking apple.Expressing, exhibiting, or relating to covariant theory.
协变式的表达协变理论的,显示协变理论的,与协变理论有关的
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A relativistic and quantum kinetic theory for quarks and gluons has been derived based on covariant Wigner operators.
人们已经从协变的Wigner算符出发,得到了夸克和胶子的相对论量子运动理论。
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In return for this restriction, the interface becomes "covariant" in T , which means that an IEnumerable is considered an IEnumerable if A has a reference conversion to B .
有了这一限制,接口对于 T 类型就是"协变的",这意味着如果 A 可以按引用转换为 B ,则 IEnumerable 可以当作 IEnumerable 使用。
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In this paper well use this covariant theory to discuss the prolongation structure of the integrable the inhomogeneous equation of the reaction-diffusion type: By establishing SL(2,R)principal bundle and its associated bundle and finding both 1-dimensional realization and 2-dimensional realization of its algera ,we can successfully give its AKNS-equations and Backlund transformation.
本文就是利用这套协变的延拓结构方法讨论了可积的非其次反应扩散型方程的延拓结构。通过建立SL(2,R)主丛及其伴丛,并找到其李代数的1维和2维实现,我们成功得到了其反散射方程和Backlund变换。
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In order to derive the 〓 interaction, wegeneralize the Fierz transformation from SU(N ≤ 4) scalar and pseudoscalar to SU tensor and point out that the 〓 interaction may beuseful in an extended quark potential model calculation.
为了理解在重子中存在着的自旋-轨道力的压抑,我们用微扰QCD的方法推导了四阶夸克-夸克之间的相互作用,并提出了用费曼图技术去计算非协变的含时微扰图的方法。
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A gravitational field equation that includes the gravitational field contribution is established by introducing the energy-momentum tensor of pure gravitational field part of matter into the general relativity theory of Einstein.
通过引进和构造具有广义协变的纯引力场能量-动量张量并引入到Einstein的场方程中,建立了包含引力场贡献的引力场方程。
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Since the gauge covariance of the original system are kept in every step of calculation process, we apply the techniques to calculate the quark propagator in presence of an arbitrary gluon field is calculated gauge and Lorentz covariantly and a consistent result is obtained.
鉴于此方法在计算过程的每一步都保持了系统原有的协变性,我们应用它计算了含有胶子场的规范和洛仑兹协变的夸克传播子。
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Firstly, affine covariant neighborhoods of visual words are used to verify the spatial consistency. Secondly, a set of affine transformation matrices between the corresponding covariant regions is calculated, and the matrix with the most inliers is chosen as the best matching affine transformation matrix. In this step, only a single pair of corresponding affine covariant regions is used to calculate the 6 degree of freedom affine transformation for acceleration. In the last step, the spatial consistency is verified by the BMATM.
首先通过视觉关键词仿射协变的空间邻近特征集进行初步空间关系一致性匹配;然后计算对应仿射协变区块的多组可能的仿射变换矩阵,并选择满足区块匹配最多的变换矩阵作为对象与图像之间最终仿射变换矩阵,其中,仅利用一对协变区块来计算自由度为6的仿射变换的算法有效地提高了计算速度和鲁棒性;最后通过计算出的仿射变换矩阵来精确验证对象与图像之间的空间位置关系是否一致。
- 更多网络解释与协变的相关的网络解释 [注:此内容来源于网络,仅供参考]
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comparable:可比较的
那样,方法就接受一个自身可比较的(comparable)某个T类型的Collection这就意味着API"擦除"后(erasure)必须与最初的非泛型API一致. 在大多数的情另一个问题就是要小心协变返回(covariant returns)的情况,那就是改进
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copy constructor:拷贝构造器
constant-specific method implementation 特定于常量的方法实现 | copy constructor 拷贝构造器 | covariant 协变的
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contravariant:反变式
2、 过载(overload)冲突问题3、 关于协变式(covariant)、一成不变式(invariant)和反变式(contravariant):a) 数组和扩展类(extends)的泛化是协变式,即如果类型T是类型B的子类,那么T[]是B[]的子类;List是List<?
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contravariant:逆变
(四)协变(Covariant)和逆变(Contravariant)协变功能能够支持你使用比泛型参数更具体的类型,而逆变(contravariance)有助于使用更一般的类型. 协变和逆变新概念的引入可以使实现变体接口的类进行隐式转换,从而为使用变体委托类型的方法签名匹配提供更多的灵活性.
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contravariant:反变
Visual Studio 2010 CTP亮相的C#4和VB10,虽然在支持语言新特性方面走了相当不一样的两条路:C#着重增加后期绑定和与动态语言相容的若干特性,VB10着重简化语言和提高抽象能力;但是两者都增加了一项功能:泛型类型的协变(covariant)和反变(contravariant).
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covariance matrix:协方差矩阵
在SEM分析中,研究者搜集N个样本对P个外显变项(observable variable)的反应,所得结果以一个(p p)协方差矩阵(covariance matrix)表示. 此矩阵包含了样本外显变项间的相互关系,称为样本协方差矩阵(sample covariance matrix),简写S.
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sample covariance matrix:样本协方差矩阵
此矩阵包含了样本外显变项间的相互关系,称为样本协方差矩阵(sample covariance matrix),简写S. 为揭示外显变项相互关系所隐含潜伏因子(latent factors)之特性及关系,研究者建立模式界定潜伏因子与外显变项之关系,称为测量模式(measurement model).
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covariant index:协(共)变指标
协(共)变函子 covariant functor | 协(共)变指标 covariant index | 曲线的共变式 covariant of a curve
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Covariant:协变式
2、 过载(overload)冲突问题3、 关于协变式(covariant)、一成不变式(invariant)和反变式(contravariant):a) 数组和扩展类(extends)的泛化是协变式,即如果类型T是类型B的子类,那么T[]是B[]的子类;List是List<?
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Covariant:协变的
11.2.10 "类型参数"兼容的泛型类之间的类型兼容性 如果使用同一个泛型类来声明具有不同类型参数的两个变量,那么这两个变量不是"类型兼容" 280 第 11 章泛型的;换言之,它们不是协变的(covariant) .类型参数对相同泛型类,