petsc-master 2016-07-24
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TSSetExactFinalTime

Determines whether to adapt the final time step to match the exact final time, interpolate solution to the exact final time, or just return at the final time TS computed.

Synopsis

#include "petscts.h"  
PetscErrorCode  TSSetExactFinalTime(TS ts,TSExactFinalTimeOption eftopt)
Logically Collective on TS

Input Parameter

ts - the time-step context
eftopt - exact final time option

 TS_EXACTFINALTIME_STEPOVER    - Don't do anything if final time is exceeded
 TS_EXACTFINALTIME_INTERPOLATE - Interpolate back to final time
 TS_EXACTFINALTIME_MATCHSTEP - Adapt final time step to match the final time

Options Database

-ts_exact_final_time <stepover,interpolate,matchstep> -select the final step at runtime

Warning: If you use the option TS_EXACTFINALTIME_STEPOVER the solution may be at a very different time then the final time you selected.

See Also

TSExactFinalTimeOption

Level:beginner
Location:
src/ts/interface/ts.c
Index of all TS routines
Table of Contents for all manual pages
Index of all manual pages

Examples

src/ts/examples/tutorials/ex1.c.html
src/ts/examples/tutorials/ex2.c.html
src/ts/examples/tutorials/ex3.c.html
src/ts/examples/tutorials/ex4.c.html
src/ts/examples/tutorials/ex5.c.html
src/ts/examples/tutorials/ex6.c.html
src/ts/examples/tutorials/ex7.c.html
src/ts/examples/tutorials/ex8.c.html
src/ts/examples/tutorials/ex9.c.html
src/ts/examples/tutorials/ex10.c.html
src/ts/examples/tutorials/ex12.c.html