偶函数

ǒu hán shù
  • even function;parity
偶函数偶函数
偶函数[ǒu hán shù]
  1. 指出,在不同弹性介质分界面上入射平面弹性波,转换波的反射系数和透射系数是射线参数p的奇函数;非转换波的反射系数和透射系数是射线参数p的偶函数。

    · The reflection and transmission coefficients of plane elastic and converted waves incident upon an interface between different elastic media are the odd functions of ray parameter p respectively . · The reflection and transmission coefficients of unconverted wave are the even function of ray parameter p.

  2. 奇、偶函数概念的拓广

    The Extension of the Concepts of Odd and Even Function

  3. 本文通过分析AFT的采样特点,给出了奇函数和偶函数的AFT的改进算法.然后在此基础上给出了一般函数的AFT的改进算法。

    By analyzing sampling characteristics of AFT , this paper gives improved algorithms of AFT for odd and even functions , and based on these algorithms , gives an improved AFT algorithm for general functions .

  4. 探讨奇函数和偶函数在无限区间上的积分问题。

    This paper explores the odd function and even function 's property of infinite integral .

  5. 在定积分计算中,常常可以利用一个结论来简化计算偶函数、奇函数在对称于原点的区间上的定积分,这个结论能否在重积分计算中使用?

    A conclusion can often be used to simplify the calculating process of definite integration if an odd or even function is just situated on the interval which is symmetry about origin .

  6. 导出了把一元定积分中奇、偶函数在关于原点的对称区间上的积分性质推广到在对称区域上的二元对称函数的二重积分的情形。

    Generalize the integral characters of the odd and even functions of the unary definite integral in the symmetrical interval about the origin are generalized to the double integral of binary symmetrical functions in the symmetrical region , where similar characters are obtained .

  7. 论述了关于面、线、点对称的曲线上的广义奇、偶函数的第二类曲线积分及关于原点对称的曲线上的奇、偶复变函数积分的一个性质。

    A property of curvilinear integral about coordinate of generalized odd and even function in the symmetrical curve about plane , line and point is discussed , with the property of complex integration of odd and even function in the symmetrical curve about origin also studied .

  8. 这个瞬时函数经过适当的归一通常可以表示为偶分布函数g(r)。

    This snapshot function is usually represented by the pair-distribution function g ( r ) when suitably normalized .

  9. 外场导致的分形体的结构及偶分布函数

    Field-Induced Structure and Pair Distribution Function of Fractals

  10. 在此基础之上定义了相应的偶相关函数量值,并推导形成了有关序列偶的界的理论估计。

    Then this paper defines some corresponding correlation quantities and deduces the theoretical evaluation of the bounds of sequence pairs .

  11. 结果表明,场地误差曲线不仅是测量方位角的偶周期函数,而且包含着奇周期的成份。

    The result shows that the curves , as a function of measured bearing , not only include the even-sinusoidal component but also the odd one .

  12. 在准同步码分多址系统中,影响系统性能的是零时延附近的部分扩频序列相关函数,而且奇相关函数和偶相关函数发挥同等重要的作用。

    In a QS CDMA system , the relative delay between the signals of different users is random but restricted to a specified time range , so correlation functions around the origin influence system performance and odd function are as important as the even functions .

  13. 采用偶分布函数、键对和多面体等结构参数来描述快速凝固条件下团簇种类和数量的变化,并将团簇结构可视化。

    The structure parameters such as pair correlation function , bonded pairs and polyhedra clusters have been adopted to characterize the temperature dependence of the type and number of clusters during rapid cooling process , and cluster structure obtained by the simulation can be converted to three-dimension graphical interface .

  14. 论流函数偶与涡函数偶及其相应的梯度

    Stream-function Couple and Vortex - function Couple and Their Corresponding Gradients

  15. 序列偶循环相关函数及其界的研究

    Research on the periodic correlation functions and the bounds of sequence pairs

  16. 此种方法所构造的零相关区序列集具有一个特性,即两个不同子集的序列偶的互相关函数有较大的零相关区。

    A property of the proposed zero correlation zone sequence pair set is that the cross-correlation function between two arbitrary sequence pairs which belong to different subsets has quite a large zero-cross-correlation zone .

  17. 提出了阵列偶和阵列偶自相关函数的概念.定义了最佳二进阵列偶;

    A array pairs and a autocorrelation functions of the array pairs are proposed , and the perfect binary array pairs are difined .

  18. 主要工作如下:(1)介绍了序列偶的基本概念和序列偶自相关函数的性质,以及序列偶在信号处理和通信系统中的应用。

    The main work is just as following : ( 1 ) The basic concepts of sequence pair , the correlation properties of the sequence pair and the applications of the sequence pair in the signal process and communication system are introduced .