:orphan: # TSRK6VR Sixth order robust Verner RK scheme with fifth order embedded method. This method has nine stages with the First Same As Last (FSAL) property. ## Options Database Key - ***-ts_rk_type 6vr -*** use type 6vr ## References - **** -*** http://people.math.sfu.ca/~jverner/RKV65.IIIXb.Robust.00010102836.081204.CoeffsOnlyRAT ## See Also [](ch_ts), `TSRK`, `TSRKType`, `TSRKSetType()` ## Level advanced ## Location src/ts/impls/explicit/rk/rk.c --- [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)