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# TSARKIMEXL2
Second order ARK IMEX scheme with L-stable implicit part. This method has two implicit stages, and L-stable implicit scheme.


## Options Database Key

- ***-ts_arkimex_type l2 -*** set arkimex type to l2





## References

- **** -*** L. Pareschi, G. Russo, Implicit Explicit Runge Kutta schemes and applications to hyperbolic systems with relaxations. Journal of Scientific Computing Volume: 25, Issue: 1, October, 2005.



## See Also
 [](ch_ts), `TSARKIMEX`, `TSARKIMEXType`, `TSARKIMEXSetType()`

## Level
advanced

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ts/impls/arkimex/arkimex.c.html#TSARKIMEXL2">src/ts/impls/arkimex/arkimex.c</A>


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


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