首页> 外文期刊>Turkish Journal of Analysis and Number Theory >Spectral Rectangular Collocation Formula: An Approach for Solving Oscillatory Initial Value Problems and/or Boundary Value Problems in Ordinary Differential Equations
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Spectral Rectangular Collocation Formula: An Approach for Solving Oscillatory Initial Value Problems and/or Boundary Value Problems in Ordinary Differential Equations

机译:光谱矩形搭配公式:一种解决常微分方程振动初值问题和/或边值问题的方法

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The idea of rectangularization of a differentiation matrix through collocation was recently suggested to be more useful in discretization process, especially when the traditional row replacement approach fails. In this regard, we employ the state-of-the-art technique of rectangularization to discretize some oscillatory initial value problems (IVPs) and also extended the new approach to a non-linear boundary value problem (BVP). The numerical implementation was composed using some few lines of executable Python codes. Our findings are instructive and quite revealing and supported by evidence from our numerical experiments and simulations.
机译:最近有人提出通过并置对微分矩阵进行矩形化的想法在离散化过程中更有用,尤其是当传统的行替换方法失败时。在这方面,我们采用了最新的矩形化技术来离散一些振荡的初值问题(IVP),并将新方法扩展到非线性边界值问题(BVP)。数值实现由几行可执行的Python代码组成。我们的发现具有启发性,颇具启发性,并得到了我们的数值实验和模拟证据的支持。

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