一直以来,最优解的排课算法的时间复杂度大多是排课规模的指数阶。
The complexity of optimum-solution schedule arrangement algorithm has almost been exponent degree of schedule scale.
主要讨论了一类混合指数型算子的一致逼近问题,并给出了逼近阶的估计和特征刻划。
In this paper, a class of mixed exponential type integral operators are considered and the equivalent theorems of the characterization of approximation rate are given.
主要研究一类三阶两点边值问题变号解的存在性和多重性,利用不动点指数和拓扑度理论等得到了新的结论。
We show existence results for multiple sign-changing solution for third-order two- point boundary value problems by using the fixed point index and the topologic degree theory.
本文通过对油膜压力进行二阶泰勒级数展开得到油膜摄动压力方程组,采用指数膜假定求解油膜摄动压力方程组,得到推力轴承油膜刚度和阻尼的解析表达式。
In this article, author derives oil film perturbed pressure equation through expanding pressure using a Taylor Series. With exponential film assumption, analytical expression of OFSD is also derived.
油液阻尼器受指数型高斯色噪声外激励时,活塞在油腔内的运动可用一阶非线性动力学方程描述。
The motion of plunger of oleo damper excited by colored Gaussian noise with exponential correlation time is governed by first order nonlinear differential equation.
阐述了指数期货中均值回复现象产生的原因,并进而分析了基差变化中的一阶自相关系数在不同情况下的计算方法。
The article analyzed the reasons that aroused the mean reversion in stock index futures, and the calculation methods of the coefficient of the first-order autocorrelation in basis change.
运用泰勒展开的一阶近似估计推导过定点的指数曲线的非线性直接估计公式。
Nonlinear directly estimating formula for exponential curve which, through fixed point, was derived, by using first order approximation of Taylor expansion.
一阶趋势的OK方法中半方差函数模型选用高斯型的比选用球状和指数型的插值效果相对要好。
Within the method of first-order trend OK, Gaussian semi-variogram model performed better than both the spherical and exponential models.
研究了几类K阶整系数线性微分方程解的超级、零点收敛指数和零点超收敛指数,得到一些精确的结果。
The hyper order, the exponent of convergence and the hyper-exponent of convergence of zeros of solutions for some types of K-order linear differential equations with entire coefficients are discussed.
摘要利用锥上的不动点指数研究了一阶非线性常微分方程组的周期边值问题。
In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems.
利用锥上的不动点指数研究了一阶非线性常微分方程组的周期边值问题。
In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems.
要想确定是否存在14阶色指数临界图,首先需要确定出13阶临界图的结构和特征。
In order to determine whether exist chromatic index critical graph of order 14, we should determine chromatic index critical of order 13 at first.
还给出一些有高阶劳厄区的电子衍射谱的实例,图上零阶和高阶的各班点指数均由计算机自动标定。
Some examples are given in which the electron diffraction patterns with Nth order Laue zone are indexed automatically by computer.
通过状态和输入反馈变换将系统模型转换为二阶链式标准型,并对标准型给出一种时变光滑指数镇定控制律。
The state and input feedback transformations were constructed explicitly to convert the second-order nonholonomic system to second-order canonical chained form.
理论上证明了当阶数小于噪声特征指数的一半时,分数低阶阵列输出功率有界。
It is shown theoretically that the fractional lower order array output power is bounded when the fractional lower order is less than half of the characteristic exponent of the noise.
结果表明,在水冲洗条件下硝酸根和铵根的释放质量浓度呈一阶指数方程降低;
The results show that the releases of ammonium and nitrate nitrogen lower in exponential model, under the conditions of water washing;
结果表明,在水冲洗条件下硝酸根和铵根的释放质量浓度呈一阶指数方程降低;
The results show that the releases of ammonium and nitrate nitrogen lower in exponential model, under the conditions of water washing;
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