查询词典 linear order

The essay discusses the characters of the second order linear recurrent sequence, which any number three , number four and number five terms of sequence nestie up, and develops the definition of the arithmetical progress and the geometric series in the united form according to these characters.

讨论了二阶线性递归数列任意相邻三项、四项、五项的性质，并且由性质导出了等差数列与等比数列在统一形式意义下的定义。

The conditions with periodic solution are discussed in detail relating to fractional linear recursive relation of first order and some useful conclusions are obtained.

对一阶分式线性递归关系具有周期解的条件进行了详细讨论，得到若干有用的结论；对二、三阶分式线性递归关系，分别列举了一个具有周期解的例子，并对解的周期性进行了验证。

In order to get the information about focal-mechanism variation in earthquake rupture process and redisplay the mechanisms of different sub-events at different locations, for the first time, we developed a linear inversion technique for investigating the mechanism variation and rupture process.

为了获取震源机制在地震过程中的变化信息，实现对震源区不同空间位置子事件不同震源机制的再现，本文首次提出通过线性反演过程对地震破裂过程成像的方法和技术途径。

In order to prove the existence of the periodic boucing solutions, firstly we will introduce a new coordinate transformation, transform the system from right half plane to the whole plane. And give the relation of the eigenvalues of Hill's equation and the rotation numbers, using this approach and Pioncar -Birkhoff twist theorem, we proved the existence of the periodic bouncing solutions for asymptotical linear oscillator.

对于周期解的存在性证明，我们引进新的坐标变换把右半平面上的碰撞问题转化到整个平面上，给出旋转数与Hill方程的特征值的关系，并以此来度量渐近线性振子，再应用Pioncaré-Birkhoff扭转定理得到周期碰撞解的存在性。

Root of first order equation, solve linear and nonlinear system of equations

课程内容：一元方程式的根，解线性方程组，解非线性方程组，正交多

In order to produce the observed Archimedes' spirals, the device used to draft or directly carve these grooves must have had precisely linked rotational and linear motion.

为了产生观测到阿基米德的热风，该装置用于起草或直接冲刷，这些槽必须有确切的联系旋转与直线运动。

Aimed at the mathematic problem in the model of the pendulum oscillation,the paper introduces the study on the existence of odd-harmonic solutions to second order semi-linear differential equation which describes the model of the pendulum oscillation by using upper and lower solution method monotone iterative technique and the Schauder fixed point theorem respectively.

针对摆型振动模型中的数学问题，分别采用上下解方法、单调迭代法及Schauder不动点定理研究了摆型振动模型的二阶半线性微分方程奇调和解的存在性。

Linear triangular element is considered to solve the second order elliptic boundary value problem in 2-D. By using of the distinctive structure and some novel approaches, we obtain the super-close and superconvergence results on certain kind of anisotropic meshes.

讨论在有限制的各向异性网格下用线性三角形有限元逼近二阶椭圆边值问题，利用单元构造的特殊性和一些新的技巧得到相应的超逼近和超收敛结果。

Firstly, function generator is used to generate all kinds of different frequencies pulses which exactly simulate the given speed of critical axis when it works. Then PC gives the position command, the NiosII deals with the trace which we expected and then gives an order which is needed by the linear motor during one shog.

首先利用函数发生器产生不同频率的脉冲来精确模拟主轴运动时的给定速度，然后在PC机上下达坐标指令，由NiosII软核处理器对所定义的轨道运算处理后，计算出直线电机在一个横移内所需要的位移命令。

By using a similarity transformation, the Navier-Stobes equations in the cylindrical co-ordinates for the steady incompressible flow are reduced to an ordinary non-linear differential equation of the third order.

利用相似转换，将不可压缩流体，定常运动，柱坐标形式的纳非尔-斯托克司方程组简化为一三次非线性常微分方程，运用小参数法及适当边界条件求出此方程的解，结果表明，吸吮或吹注对流动的速度分布，沿流程压力下降和摩擦系数均有显著影响，其影响的大小，依赖于吸吮或吹注的性质，程度及二圆管的相对尺度。

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。