TSDiscGradGetX0AndXdot#

Gets the last solution and current time derivative held inside the TS

Synopsis#

#include "petscts.h"   
PetscErrorCode TSDiscGradGetX0AndXdot(TS ts, DM dm, Vec *X0, Vec *Xdot)

Collective

Input Parameters#

ts - The TS
dm - The DM, or NULL to use the embedded DM

Output Parameters#

X0 - The solution from the last timestep
Xdot - The current solution time derivative

See Also#

TS: Scalable ODE and DAE Solvers, TSDISCGRAD, TSDiscGradRestoreX0AndXdot()

Level#

advanced

Location#

src/ts/impls/implicit/discgrad/tsdiscgrad.c

Index of all TS routines
Table of Contents for all manual pages
Index of all manual pages