DCL:MATH2:ODELIB: Ordinary Differential Equation (Runge-Kutta Method)
Algorithm Routines
| CALL ODRKG(N,FCN,T,DT,X,DX,XOUT,WORK) | Runge-Kutta-Gill |
| CALL ODRK4(N,FCN,T,DT,X,DX,XOUT,WORK) | Fourth-order Runge-Kutta |
| CALL ODRK2(N,FCN,T,DT,X,DX,XOUT,WORK) | Second-order Runge-Kutta |
| CALL ODRK1(N,FCN,T,DT,X,DX,XOUT,WORK) | First-order Runge-Kutta |
Stepper Routines
| CALL ODRKGR(N,FCN,T,DT,EPSL,X,WORK) | Calculates the variable-width step. |
| CALL ODRKGS(N,FCN,T,DT,EPSL,X,WORK) | Calculates the fixed-width step. |
| CALL ODRK4R(N,FCN,T,DT,EPSL,X,WORK) | Calculates the variable-width step. |
| CALL ODRK4S(N,FCN,T,DT,EPSL,X,WORK) | Calculates the fixed-width step.. |
Drive Routines
| CALL ODRKDU(N,ALGOR,FCN,T,TEND,ISTEP,X,WORK) | Integrates using a fixed-width step. |
| CALL ODRKDV(N,STEPER,FCN,T,TINT,DT,X,WORK) | Integrates to satisfy required precision. |
Internal Variable Routines
| CALL OD p GET(CPARA,IPARA) | Inquires an internal variable. |
| CALL OD p SET(CPARA,IPARA) | Sets an internal variable. |