| -snes_type <vinewtonssls,vinewtonrsls> a semi | - smooth solver, a reduced space active set method | |
| -snes_vi_monitor | - prints the number of active constraints at each iteration. |
| 1. | - T. S. Munson, F. Facchinei, M. C. Ferris, A. Fischer, and C. Kanzow. The semismooth algorithm for large scale complementarity problems. INFORMS Journal on Computing, 13 (2001). | |
| 2. | - T. S. Munson, and S. Benson. Flexible Complementarity Solvers for Large Scale Applications, Optimization Methods and Software, 21 (2006). |