order 8 (for varying orders of accuracy) Finite Differences Coefficients order 8 Finite Differences Coefficients second order finite differences backward finite difference backward finite difference coefficients de la méthode aux différences finies finite differences second order finite differences Wikipedia: Finite difference coefficient finite difference method finite difference method finite difference method Finite Differences Coefficients 英語版 https://en.wikipedia.org/wiki/Finite_difference_coefficient Finite difference coefficients second order finite differences en.wikipedia.org/wiki/… numerical precision https://en.wikipedia.org/wiki/Finite_difference_coefficient 英語版 en.wikipedia.org/wiki/…