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- the idempotent function 幂函数
- Functions that satisfy these conditions are called deterministic or idempotent functions. 满足这些条件的函数称为确定型或等幂函数。
- By means of the equality it is simpler to prove some properties of the adjoint matrix,especially for the idempotent and nilpotent matrices. 此外;应用这一等式;十分简洁地证明了关于伴随矩阵的若干性质.;尤其是关于幂等和幂零阵的伴随阵的性质证明
- The sofa can also function as a bed. 这沙发也可以当床。
- The heart performs a vital bodily function. 心脏起著维持生命的重要作用。
- The class idempotent function composing systems of orthogonal idempotents is one of the fundamental tools in constructing symmetry functions and it plays an important role in symmetry designs. 构成这些正交幂等系统的类对称算符,是构造对称函数的基础工具之一,其在对称设计中扮演着重要的角色。
- The wind whirled the dead leaves about. 风吹得枯叶在四处回旋。
- The wind was whispering in the trees. 一阵风穿过树林沙沙作响。
- A Description of the Idempotent Matrix 幂等矩阵的刻划
- There are 26 letters in the English alphabet. 英语字母表中有26个字母。
- Foreign nationals were asked to leave the country. 外国侨民被要求离开该国。
- The necessary and sufficient conditions of similarity of two idempotent matrices are proved, the idempotency of linear combinations of two idempotent matrices is discussed. 摘要证明了数域上两个同阶幂等阵相似的充要条件是它们有相同的秩;给出了幂等阵的相似标准型;讨论了两个幂等阵的线性组合仍是幂等阵的充要条件。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A country must have the will to repel any invader. 一个国家得有决心击退任何入侵者。
- Swimming is the best way to tone up your body. 游泳是健体强身的最好方法。
- A fire was burning in the grate. 火在壁炉中燃烧着。
- They cleaved a path through the wilderness. 他们在荒原中开辟出一条路。
- They denounced him to the police as a criminal. 他们向警方告发他是罪犯。
- You didn't embarrass me in the slightest. 你一点也没让我为难。
- I bought a pair of tan leather shoes the other day. 前几天我买了双棕褐色的皮鞋。