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# TSRK8VR
Eighth order robust Verner RK scheme with seventh order embedded method. This method has thirteen stages.


## Options Database Key

- ***-ts_rk_type 8vr -*** use type 8vr





## References

- **** -*** http://people.math.sfu.ca/~jverner/RKV87.IIa.Robust.00000754677.081208.CoeffsOnlyRATandFLOAT



## See Also
 [](ch_ts), `TSRK`, `TSRKType`, `TSRKSetType()`

## Level
advanced

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ts/impls/explicit/rk/rk.c.html#TSRK8VR">src/ts/impls/explicit/rk/rk.c</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/ts/impls/explicit/rk/rk.c)


[Index of all TS routines](index.md)  
[Table of Contents for all manual pages](/manualpages/index.md)  
[Index of all manual pages](/manualpages/singleindex.md)