Three stage third order Rosenbrock-W scheme for PDAE of index 1. Only an approximate Jacobian is needed. By default, it is only recomputed once per step.
This is strongly A-stable with R(infty) = 0.73. The embedded method of order 2 is strongly A-stable with R(infty) = 0.73.
References
1.
- Rang and Angermann, New Rosenbrock W methods of order 3 for partial differential algebraic equations of index 1, 2005.