MRKISS 2025-09-10
A tiny library with zero dependencies that aims to make it easy to use & experiment with explicit Runge-Kutta methods.
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mrkiss_erk_midpoint_2.f90 File Reference

Butcher tableau for midpoint 2 step, order (2) Runge-Kutta method. More...

Go to the source code of this file.

Modules

module  mrkiss_erk_midpoint_2
 Butcher tableau for midpoint 2 step, order (2) Runge-Kutta method.

Variables

integer, parameter mrkiss_erk_midpoint_2::s = 2
 The order of the overall method.
integer, parameter mrkiss_erk_midpoint_2::m = 1
 Number of methods.
real(kind=rk), dimension(s, s), parameter mrkiss_erk_midpoint_2::a
 The \(\mathbf{a}\) matrix for the Butcher Tableau.
real(kind=rk), dimension(s, m), parameter mrkiss_erk_midpoint_2::b
 The \(\mathbf{b}\) matrix for the Butcher Tableau.
real(kind=rk), dimension(s), parameter mrkiss_erk_midpoint_2::c
 The \(\mathbf{c}\) matrix for the Butcher Tableau.
integer, dimension(m), parameter mrkiss_erk_midpoint_2::p = [2]
 The method orders.
integer, dimension(m), parameter mrkiss_erk_midpoint_2::se = [2]
 Number of stages for each method.

Detailed Description

Butcher tableau for midpoint 2 step, order (2) Runge-Kutta method.

Author
Mitch Richling http://www.mitchr.me/
Keywords
ode ivp differential equation initial value problem rk
Standards
F2023
See also
https://github.com/richmit/MRKISS

Definition in file mrkiss_erk_midpoint_2.f90.