查询词典 symmetric difference

In addition, the connection of complex matrices and complex symmetric matrices , namely every complex matrix is similar to a complex symmetric matrix, is found.

另外，本文找出了复对称矩阵与一般的复矩阵的关系，即每个复矩阵都相似一个复对称矩阵。

Starting from the lighter Mg atom, the both cases in which the autoionizing states are excited from the spherically symmetric and non-spherically symmetric Rydberg targets were investigated with different physical models.

从较轻的Mg原子入手，分别针对球对称靶的和轴对称靶这两种情况，采取不同的物理模型对其自电离弹射电子的能量分布进行了深入的理论研究。

Using the statistical entropy of the spinning gravitation field of static spherically symmetric black hole,the radiant emittance of static spherically symmetric black hole is calculated,and we obtain a conclusin that the radiant emittance of black hole is proportionate to quartic power of temperature of the event horizon of the black hole.

利用静态球对称黑洞引力自旋场的统计熵，导出静态球对称黑洞引力自旋场的辐出度，得到了黑洞的辐出度与黑洞视界温度的四次方成正比的结论。

In the present study, the FEM model of non-symmetric spinning has been established and the spinning process has been simulated, which reveals deformation characteristics of non-symmetric tube spinning.

文章建立了三旋轮非对称强旋的有限元计算模型，通过对非对称强旋的三维刚粘塑性有限元数值模拟，揭示了非对称强旋的变形特点。

Tube spinning with non-symmetric distribution of three rollers has special advantages in hot spinning of large-diameter tubular workpieces, but there is little information available in the literature concerning non-symmetric spinning.

三旋轮非对称强旋在大型筒形件热旋工艺中具有独特的优势，然而关于非对称强旋的研究开展较少。

This paper presents the yield conditions of the axis symmetric circular plate and shallow spherical shell of the reinforced concrete and determinates the limit load of the axis symmetric circular plate and shallow spherical shell of a simply supported using this yield conditions.

文摘：文章导出了基于双剪屈服准则下的钢筋混凝土圆板和球扁壳的屈服条件，并利用此屈服条件求解了极限荷载。

Focusing on the receiver function variation pattern changing wtih different back azimuths, we introduced different kinds of symmetric systems of seismic anisotropy used often, and summarized some possible causes of anisotropy formation. We show details about how to calculate the response of a stratified anisotropy model with symmetric axis of arbitrary orientation.

本文围绕接收函数在各向异性介质中的方位变化特征，从地震各向异性基本理论、成因入手，详细给出了具有任意对称轴方向的横向各向同性介质中理论接收函数的计算方法。

One function is symmetric, the other is anti-symmetric.

最后，利用这类小波重构L~2中的有界函数。2。

This theorem states that the sum of the symmetric logic variables constitutes a level-0 kernel of the symmetric logic function.

该定理表明，对称逻辑函数的对称逻辑变量之和恰好构成了该逻辑函数的一个零级核。

And each symmetric function can be written into a linear combination of homogeneous symmetric functions.

这样，就可以把一个n元对称布尔函数转化为一个n+1维向量v_f =v_f (0， v_f (1)，…， v_f，其中v_f表示重量为i的函数值， 0≤i≤n，此向量v_f称为对称函数f的向量值，极大地减少了对存储空间的需求，并且在软件应用中发挥着重要作用。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。