The global stability of high-dimensional lattices of Lorenz equations with identity and monidentity conditions are obtained by analysis methods.
采用分析的方法,得到了在恒等和非恒等的情况下,Lorenz方程格点系统的解的全局指数稳定性,即就是系统的平衡点(0,0,0)是全局指数渐近稳定的。
China's CO 2 emissions change during 1971-2005 was analyzed by using Kaya identity in combination with the evolution of macroeconomic background.
利用Kaya恒等式结合宏观经济背景的变迁,对1971—2005年期间影响中国CO2排放量的因子展开分析。
The paper firstly describes Kaya Identity and its policy implications.
在讨论Kaya恒等式及其政策涵义的基础上,利用修改后的Kaya恒等式对1971-2005年期间中国的CO2排放进行了无残差分解,并结合宏观经济背景的变迁对从"四五"到"十五"计划期间的排放变化展开详细分析,结果表明经济的快速发展和人口的增长是CO2排放增加的主要驱动因素,能源效率的提高有利于减少CO2排放,而能源结构的低碳化则是降低CO2排放水平的重要战略选择,最后强调指出加快产业结构调整、发展高能效技术以及清洁燃料技术等政策选择不仅能促进"十一五"期间单位GDP能耗降低20%约束性目标的实现,而且也能有效减少中国CO2的排放量,为减缓气候变化做出贡献。
On an identity of primitive function S_p(n);
一个关于原数函数S_p(n)的恒等式
An Identity on Brewer Sums;
关于Brewer和的一个有趣恒等式
Utilizing identical equation method to construct unit s shape function;
用恒等式法构造单元的形函数
The technique about some mathematical identical equation;
关于某些数学恒等式的证明技巧
A beautiful identical equation of the vector of the tetrahedrom;
关于四面体的一个向量恒等式
On Lucas polynomial higher identical transformation;
关于Lucas多项式高次恒等变换
By means of identical transformation method,method of induction and Stolz theorem,this paper gives the limit formula of some kinds of interesting fractional numeric column.
借助恒等变换法、数学归纳法及 stolz(斯笃兹 )定理 ,给出了求几类有趣分式型数列的极限公式 ,所得结论是文献中有关结果的推广 。
Some identities involving the Fibonacci and Chebyshev polynomial;
Fibonacci和Chebyshev多项式的恒等式
Four Identities of Jacobi Elliptic Functions;
Jacobi椭圆函数的四个恒等式
Lattice path and Vandermonde s convolution identities;
格路与Vandermonde卷积恒等式
Then it is supposed that the constraint multipliers are the functions of time and canonical variables, and combination coefficients in the gauge generator are the functions of time, canonical variables and constraint multipliers, the extended canonical Noether identities (ECNI) are deduced.
在约束乘子是 时间和正则变量的函数,以及规范生成元的组合系数为时间、正则变量和约束乘子的函数一般情况下,建立了扩 展正则Noether恒等式(ECNI)。
Based on the phase-space generating functional for a system with a singular higher-order Lagrangian,the quantal canonical Noether identities under the local and non-local transformation in phase space for such system have been derived.
基于高阶微商奇异拉氏量系统的相空间生成泛函 ,导出了定域和非定域变换下的量子正则Noether恒等式 ;对高阶微商规范不变系统 ,导出了位形空间中定域和非定域变换下的量子Noether恒等式 。
Utilizing the dual basis, Marsden identity under β basis was obtained, based on which conversion formulae between Bernstem basis and β basis were given.
通过组合运算找到β基的对偶基,利用这种对偶基推导幂基函数在β基函数下的Marsden恒等式。
By means of dual basis for Said Ball basis of even degree, we obtained Marsden identity and realized the conversion from Bézier curve to Said Ball curve These results are useful for the application of Said Ball curve and its popularization in Computer Aided Geometric Desig
利用任意偶数次Said Ball基的对偶基 ,给出Said Ball基函数下的Marsden恒等式 ,并实现B啨ｚｉｅｒ曲线到Said Ball曲线的转换 这些结果对Said Ball曲线在CAGD中的应用及推广是极为有益
Moreover,Marsden identity and its Blossoming form for fractional Bernstein bases are given and the example shows that fractional Bernstein bases are more flexible than integral Bernstein bases.
利用指数为分数的二项式定理,将Bernstein基推广到分数次,发展了分数次Bernstein基,得到了与整数次Bern-stein基许多类似的性质及恒等式,而这些性质及恒等式对于整数次Bernstein基仍成立,并且给出了关于分数次Bernstein基的Marsden恒等式及Blossoming形式。