Backward interpolation has advantages of easier calculation and fewer errors. 二次插值的外插法具有计算简单、误差较小的优点。
In this paper the authors construct a class of parallel predict correct algorithm for solving delay differential equations with Newton backward interpolation as predictor and Runge Kutta methods as corrector and the local error estimation of the algorithm is also given. 利用牛顿向后插值公式作预估式且利用单步龙格库塔方法作校正式,构造了一类用于求解延迟动力系统(DDEs)的并行预校龙格库塔算法,并给出了方法的局部误差分析。
Presents a kind of test equipment on temperature and pressure based on DSP. Adopting a successive backward sectional Newton divided difference interpolation mathematics model proposed by author, this equipments make the test for temperature, pressure digitalization, high precision and visualization. 设计了一种基于DSP的温度、压力测试装置,采用提出的一种改进的向后逐次分段的牛顿均差插值法,实现了对温度、压力进行实时测试的数字化、高精度和直观化。
P-order Bessel Backward Interpolation in Power Exponent Form Bessel后向p级插指
In order to solve the visualization problem of fluid chaotic mixing, in the paper a backward Poincare cell mapping ( BPCM) method has been developed to control the evolution of error and the interpolation cell mapping method is used for the simulation efficiency. 为解决流体混沌混合的可视化问题,本文提出采用逆向庞加莱胞映射方法,来控制混沌系统数值模拟过程中的初始误差敏感,用插值胞映射的方法,来提高模拟效率。