you have a nominee MVC how do you make sure that it converges well it depends a lot on how you're solving it if you there are good ways to know if you've made it worse than your initial guess for example so if you if you do that you can try to fall back to something else or you just like try to work towards robustness so have have ways of just managing what you're doing such that you at least have some path that moves you forward and is not catastrophic but the best way to I think the best way to do that is just to