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In this paper, we investigate the problem of the existence of transcendental meromorphic solutions of a type of algebraic differential equation and obtain a result.

讨论了一类代数微分方程的超越亚纯解的存在性问题,得到了一个结果。

A generalized mathematical model was developed to describe the distribution of over-potential.Dimensionless variables μ and ω that characterize the polarization and influence of side electrode reaction in the system,were derived from modeling.Adomian's decomposition methodADM)was used to solve the nonlinear differential equation of the model to obtain an approximate analytical solution,which was in the form of algebraic expressions of infinite power series.By the solution,the relationship between over-potential distribution and average selectivity could be easily calculated without solving the nonlinear model time and again.

建立了描述超电势分布的普遍化数学模型,归纳出表征电极极化和副反应影响的量纲1数μ和ω,并用ADM(Adomian's decomposition method)对该非线性微分方程模型求解;所获得的逼近解代数表达式,可方便地计算不同参数下超电势分布对平均选择性的影响,而毋需反复求解模型微分方程。

We obtain that if any 〓 is discrete or elementaryand 〓 satisfies Condition A,then the algebraic limit G of group sequence 〓is discrete or elementary.

首先,我们不再仅仅考虑离散非初等群集〓的代数极限G,而是离散群或初等群群集〓的代数极限G,我们对〓上〓变换群中斜驶元及其不动点进行了细致研究,注意到任意一个斜驶元存在一个仅仅含有斜驶元的领域,从而证明了初等群群集〓的代数极限G仍然是初等群,进而我们得到了一个代数收敛定理:如果任一〓是离散群或者初等群并且〓满足条件A,那么,群列〓的代数极限G一定是离散群或者初等群。

We will obtain that 0 is an eigenvalue of the operator corresponding to the model with geometric and algebraic multiplicity one.

第三节中研究对应于该排队模型主算子的谱特征,得到0是该主算子及其共轭算子几何重数与代数重数为1的特征值。

It proves the singular transport operator generates a strongly continuous C_0 semigroup V(t0)and the weak compactness properties of the second-order remained term of the Dyson-Phillips expansion for the C_0 semigroup V(t0)in L1 space,and to obtain the spectrum of the singular transport operator only consist of,at most,finitely many isolate eigenvalues which have a finite algebraic multiplicity in trip Γ.

证明了这类方程相应的奇异迁移算子产生C0半群和该半群的Dyson-Phillips展开式的二阶余项是弱紧的,从而得到了该迁移算子的谱在区域Γ中仅由至多有限个具有限代数重数的离散本征值组成等结果。上饶师院数学与计算机系江西上饶334001;南昌大学数学系江西南昌330047袁邓彬

Experimental results show that the accurate reduction and the average algebraic sum all obtain the preferable values.

最后通过两个经典算例进行了验证,无论在约简的准确性上,还是平均运行代数上都取得了较好的结果。

It now subtracts where it should be from where it wasn't, or vice-versa, and by differentiating this from the algebraic sum of where it shouldn't be, and where it was, it is able to obtain the deviation and its variation, which is called error.

现在应该耗损而不是从那里,或反之亦然,并从这一区分代数总和不应那里,那里有人、它能够得到偏差及其变化,叫做误差。

The finite difference is used to approximate differential operation; the reflectance map equation described by the first order nonlinear differential equation is transformed into an algebraic equation about the unknown surface heights, and then the objective equation is constructed by the reflectance map equation and gradient information of image. Moreover, the Newton iterative algorithm is utilized to obtain the numerical solution and 3D shape of the surface.

采用有限差分近似微分运算,将一阶非线性微分方程所描述的反射图方程转化为关于未知表面高度的代数方程,再由反射图方程和图像梯度信息构造目标方程,进而用Newton迭代算法求出该方程的数值解,得到表面三维形状。

We prove the existence theorem of rationed with Borel points for meromorphic functions in the unit circle, discuss the operations of algebroid functions and the existence theorem of Nevanlinna direction of algebroid function dealing with mutiple values, and obtain some uniqueness theorems dealing with mutiple values of algebroid functions.

证明了单位圆内限定Borel点的亚纯函数的存在性定理,讨论了代数体函数的运算性质以及涉及重值的Nevanlinna方向的存在性定理,得到了一些涉及重值的代数体函数的唯一性定理; 2。

MATERIALS: The hircine bone mesenchymal stem cells were in vitro cultured, and resuspended with algin solution to obtain BMSCs-calcium alginate gel.

材料:体外培养并扩增健康成年雄性山羊的骨髓基质干细胞,收集约3×107细胞,加入1 mL藻酸钠溶液重悬形成骨髓基质干细胞-藻酸钙凝胶材料。

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推荐网络例句

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面,更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。

You rap, you know we are not so good at rapping, huh?

你唱吧,你也知道我们并不那么擅长说唱,对吧?