正如这几章将要论述的,数学并不局限于解析和数值;直觉起着重要的作用。
As the chapters will illustrate, mathematics is not restricted to the analytical and numerical; intuition plays a significant role.
格雷厄姆系数是一个在严谨的数学证明中被用到的最大的数值。
Graham's number is the largest number that has been used in a serious mathematical proof.
1901年,意大利数学家马里奥·拉扎里尼对该理论进行了实验尝试,他一共掷出了3408根针,得出的π值为3.1415929…,这个数值准确到小数点后六位。
The theory was put to the test in 1901 by Mario Lazzarini, a mathematician who dropped 3408 needles to get a value of 3.1415929…, correct to the first six decimal places.
最后,jama也不是一个通用的数组类,相反,它主要关注于与矩阵数值计算相关的数学运算。
Finally, JAMA is not a general-purpose array class. Instead, it focuses on the principle mathematical functionality required to do numerical linear algebra.
其计算结果将为渐开线齿轮设计、参数优化选择等提供参考数据,同时为齿根应力数值分析提供了新的数学模型。
The result will offer reference data for design of involute gear and optimization of parameter choice, and offer new mathematical model for numerical analysis of root stress.
建立了更加精确的数学模型,并采用打靶法获得了一系列具体问题的数值解。
More accurate mathematical formulations were established and numerical solutions were obtained for some concreted problems by using shooting method.
建立MRCTCTPDF的数学模型,通过一个数值实例验证模型的有效性。
We build the mathematic model about the MRCTCTPDF, then validate it by adopting an numerical example.
类似的,把数学排成首要复习课目,在后面复习诸如物理,经济学和商科类这些与数值和统计相关的科目时,你可能会更觉得心应手。 %。
Similarly, , choosing Maths to be one of the first subjects that you revise may prove invaluable when studying numerical or statistical subjects such as Physics, Economics and Business Studies.
地下水动力作用的研究方法可概括为数学模拟法、数值模拟法和实验模拟法。
The underground hydrodynamic force function research technique may summarize is mathematics analogue method, the value analogue method and the experimental analogy method.
并利用有限差分方法,对温度场数学模型进行数值求解。
Numerical solution is given to mathematical model of formation temperature field by full implicit finite difference method.
建立了各种边界条件下考虑井筒储存效应和表皮效应的非线性不稳定渗流数学模型,并用数值法对其求解。
The nonlinear mathematical models with wellbore storage and skin effects under several boundary conditions were established and solved by using numerical methods.
通过对火灾时烟气发生量及烟气流场的分析,建立了舞台空气幕计算的数学模型并求数值解。
Based on an analysis of the predicted volume and flow field of the smoke generated in case of fire, sets up a mathematical model and works out its numerical solution.
对动态数学校型的数值求解,试验了两种颇为有效的方法,并将这两种方法和常用的有限差分方法作了比较。
In solving the mathematical model, two time-saving and effective numerical methods have been tested and compared with the finite difference method commonly used.
一种以algol语言为基础,为数学表达式进行非数值操作而设计的程序设计语言。
A programming language based on ALGOL and designed for non - numeric manipulation of mathematical expressions.
建立了热过程的数学模型,并采用有限元等数值方法模拟其热过程。
A mathematical model for thermal process is established and the process is simulated by numerical methods such as finite element method etc.
所导出的数学表达式,可用于精确的数值分析和设计计算。
The mathematical formulation given can be used for accurate numerical computation and design purposes.
较为详细地论述了水平井油-水两相渗流数学模型的建立,数值求解方法以及模拟计算机软件的研制和应用。
Establishment of a finite element mathematical model for the flow, its numerical solution, the associated computer program and the application are presented in detail.
DNA序列的数值映射是用数学方法、物理方法和数字信号处理方法分析生物分子序列首先要解决的问题。
The first problem to be solved is to map DNA sequences onto numerical sequences in bio-molecular sequence analysis by mathematical, physical and digital signal processing methods.
给出了用有限元方法对金属材料等离子体弧金属表面强化处理过程数值模拟的数学模型。
The paper provides the mathematical model of numerical simulation for metal surface hardened by plasma-arc with finite element method.
本文对这种加工误差产生的原因进行了数学分析,通过更改数值计算的方法解决这个问题。
The paper makes mathematical analysis on the causation of error in profile machining, and resolves the problem using altering the method in numerical calculation.
建立激光相变硬化过程的温度场数学模型,并应用数值计算预测了相变硬化带的形状和尺寸。
The width and depth of laser transformation hardened layer was evaluated by establishing temperature field mathematical model and applying numerical calculation.
本文考查了细长体理论数值方法中的数学问题,指出了用在其他论文中的一个有疑问的公式。
This paper reviews the mathematical problems in the numerical method of the slender body theory and points out a questionable formula used in the other papers.
比如当你调用数学的正弦函数的时候你就需要给它一个数值作为实际参数。
For example, when you call math. sin you pass a number as an argument.
采用双流体数学模型通过数值模拟发现:在层流条件下,双流体模型能够很好地模拟颗粒相体积分数、管径和R e对相变区间的影响。
In this paper, the Euler-Euler model was used to numerically analyze the influences of the particle volume fraction, the diameter of tube and the Reynolds number on the phase-change region.
通过数值求解分层流的数学方程,得到了对工程实际应用有重要价值的流动规律。
By means of the numerical solution to deal with the systematical equations, the important flow laws to actual engineering are obtained.
进而经过数值计算和数学模拟,得出了燃烧反应的动力学参数。
Numerical calculation and mathematical imitation were carried out upon experimental results.
根据数学模型和相应的数值计算方法,研制了水试压后输气管道的瞬态模拟分析软件Pigging。
Based on the mathematical model mentioned above, a software pigging is developed, which aims at pigging steady calculation after water pressure test.
根据数学模型和相应的数值计算方法,研制了水试压后输气管道的瞬态模拟分析软件Pigging。
Based on the mathematical model mentioned above, a software pigging is developed, which aims at pigging steady calculation after water pressure test.
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