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Developing parallel 3-point implicit block method for solving second order ordinary differential equations directly ud

机译:开发并行三点隐式块法直接求解二阶常微分方程

摘要

Ordinary differential equations are commonly used for mathematical modeling in many diverse fields such as engineering, industrial mathematics, operation research, artificial intelligence, management, sociology and behavioural sciences. Numerous problems encountered in these fields require lengthy computation and immediate solution. In this paper, a new method called parallel 3-point implicit block method for solving second order ODES is developed. This method takes full advantage of parallel computers because the numerical solution can be computed at three points simultaneously. As a result, the solution can be obtained faster if compared to the conventional methods where the numerical solution is computed at one point at a time. Computational advantages are presented comparing the results obtained by the new method with that of 1-point and 2-point implicit block methods. The numerical results show that parallel 3-point implicit block method reduces the total number of steps and execution time without sacrificing the accuracy.udud
机译:常微分方程通常用于许多不同领域的数学建模,例如工程,工业数学,运筹学,人工智能,管理,社会学和行为科学。在这些领域中遇到的许多问题需要冗长的计算和立即解决。本文提出了一种解决二阶ODES的新方法,称为并行三点隐式块法。该方法充分利用了并行计算机的优势,因为可以同时在三个点计算数值解。结果,如果与一次在一个点上计算数值解的常规方法相比,则可以更快地获得解。通过将新方法与一点和两点隐式块方法的结果进行比较,可以提供计算优势。数值结果表明,并行三点隐式块方法减少了步骤总数和执行时间,而又不牺牲精度。

著录项

  • 作者

    Omar Zurni;

  • 作者单位
  • 年度 2004
  • 总页数
  • 原文格式 PDF
  • 正文语种 {"code":"pl","name":"Polish","id":34}
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