The model has an especial structure and the gray numerical arithmetic to solve this kind model is given.
该模型具有一种特殊的结构,并且给出了求解这类模型的灰色数值算法。
As compared with computer numerical arithmetic, the new formula has smaller relative error and broader application scope.
新计算公式与计算机数值算法比较,相对误差较小,且适用范围大,可供有关工程人员参考使用。
The directions of further research on the phase field method are aimed at better numerical arithmetic, more precise model, 3d quantitative simulation and utility.
以后进一步研究的重点方向是更优的数值算法、更精确的数值模型、三维定量模拟以及实用化研究。
An especial structural model is obtained through corrected truncation errors of finite difference and the gray numerical arithmetic solving this kind model is given.
在数值求解过程中,对一维河流水污染的灰色模型求解过程中有限差分法的截断误差进行了修正,得到了具有一种特殊结构的数值模型,并给出了求解方法。
The results of verifying calculation show that the analytic formula has smaller computational error as compared with computer numerical arithmetic, and therefore it is practical.
验证计算结果表明:解析公式与计算机数值计算法结果相比较,计算误差小,具有实用价值。
To analyze the rounding error of calculator floating-point Numbers arithmetic operation is the foundation of numerical calculation method's error analysis.
对计算机浮点数算术运算的舍入误差进行分析,是对数值计算方法作误差分析的基础。
In the course of algorithmization, we should select arithmetic with high numerical stability and controlling error and computational effort little and saving memory space.
在算法实现过程中,选择数值稳定性高、误差可以控制、计算工作量少和尽可能节省内存空间的算法。
Moreover, by numerical simulation, the control efficiency of the new control arithmetic is compared with semi-active control using sign control law and some passive control.
且通过数值模拟,进行了其与符号控制律(半主动控制常用)以及被动控制的控制效能对比分析。
The cluster of workstation for parallel arithmetic is established to carry out the large-scale numerical simulation of shallow water flow.
建立了并行计算系统工作站机群,实现了浅水流动的并行数值模拟。
Demonstating the effectiveness of PAR method in arithmetic computing, studying the contribution to the numerical methods by PAR method;
分析、比较当前数值计算方法,研究用PAR方法来开发循环不变式和数值算法的优越性;
The present volume of semi- numerical algorithm to do a full field, at the "random" and "arithmetic" two chapters.
本卷对半数值算法领域做了全面介绍,分“随机数”和“算术”两章。
Finally, arithmetic principle is analyzed and numerical example is calculated by the program, thus proving that the optimal design algorithm can be used.
通过算法原理分析和算例计算,表明该优化算法有一定的应用价值。
To perform arithmetic operations with numbers that have no numerical significance.
采用无数值意义的数进行的一种算术运算。
It makes finite element normal consistent rapidly and accurately, and provides necessary precondition for the follow contact arithmetic in numerical simulation techn...
该算法能快速准确地使工具有限元单元的法线保持一致,为后续板料成形数值模拟中的接触算法提供必要的前提条件。
Numerical unstability of FTF algorithm becomes conspicuous especially when the algorithm is implemented by the finite-word-length fixed-point arithmetic.
但是FTF算法具有众所周知的数值性能不稳定性,该问题在用有限字长定点实现时变得尤为明显。
Numerical unstability of FTF algorithm becomes conspicuous especially when the algorithm is implemented by the finite-word-length fixed-point arithmetic.
但是FTF算法具有众所周知的数值性能不稳定性,该问题在用有限字长定点实现时变得尤为明显。
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