pure imaginary number

In a base class,abstract class is defined by declaring pure virtual function,a derived class must define all inherited pure virtual functions of its base classes to be concrete.

在基类中可以通过将虚函数声明为纯虚函数的手段来定义抽象类,强制派生类在自己的类定义中实现虚函数的具体功能。

In this paper,we extends the integral domain to the quadratic imaginary simple algebraic,integral domain,discusses the reductive factorization of which and the integral domain with the Euclid property,and obtains a part of integral domain which can be factorized uniquely in the quadratic imaginary simple algebraic integral domain.

该文把整数环扩充到二次虚单纯代数整环,讨论了二次虚单纯代数整环的可既约分解性,进一步探讨了具有Euclid性质的整环,从而得到了二次虚单纯代数整环中能够实现唯一分解的一部分整环。

The spectrum of infinite dimensional Hamiltonian operators are considered and the sufficient condition for infinite dimensional Hamiltonian operators have only pure imaginary spectrum is obtained.

刻画了一类无穷维Hamilton算子的谱的分布情况,并得到了无穷维Hamilton算子只有纯虚谱的充分条件。

If A,B are given,one sees that∩C∈S(X)σi(HC)=σiπ(A),∪C∈S(X)σi(HC)=σi(A),∩F∈S(X)σi(HF)=σiπ(APR(B)⊥),∪F∈S(X)σi(HF)=σi(APR(B)⊥),where σi(T),σiπ(T),PM andS(X) denote the pure imaginary spectrum of T,the pure imaginary approximate point spectrum of T,the orthogonal projection(from X) onto M and the set of all self-adjoint operators(not necess.

研究了Hilbert空间XX中的无穷维Hamilton算子HC=A C0-A*和HF=A FB-A*的纯虚谱的扰动,其中R(B)是闭的。

It shows that any zero must be pure imaginary.

它证明任何的零点必须是纯虚数。

cardinal number [ numeral ]

【数】基数, 纯数

imaginary number

ph.1. 【数】虚数

The soap opera isn't based on facts.

这个肥皂剧纯属虚构。

His story was a complete fabrication.

他的故事纯属虚构。

The story he told was complete romance.

他说的那件事纯属虚构.

the fineness in carats of its gold content shall be a false trade description unless the article contains at least the same proportion of pure gold as the number bears to 24.

除非该物件所含纯金度比例至少与该数字与２４间之比例相同，否则即属虚假说明。

perform idiotic tricks out of sheer bravado

搞一套愚蠢的花招纯属虚张声势

He is pure fiction, created by the Party,

他是纯粹的虚构人物，被党创造出来。

On inquiry the report proved false.

经调查，证实该项报导纯属虚构。

Investigation showed his claim to be false.

调查结果表明他所说的纯属虚构

Final cause, he said, is pure metaphor.

他说终极原因纯粹是虚拟的说法。

All his religion was sheer hypocrisy.

他的宗教信仰纯粹是虚假的。

The account of his adventure in Antarctic is a sheer flight of imagination.

他的南极历险记纯属虚构。

The Positive Realness of a Rational Matrix with Purely Imaginary Zeros;

判断含纯虚零根实系统的正实性问题

Marine engine simulation training system based on pure virtual simulation

基于纯虚拟的船舶轮机模拟训练系统

Design of Actual Virtual Dual-mode of Pure Water Bottle Intelligent Washing Line

虚实双模纯净水瓶智能洗装线的设计

Completions of Pure Spectra of Partial Infinite-Dimensional Hamiltonian Operators

缺项无穷维Hamilton算子的纯虚谱补