make stoch_simul more efficient: solve at `order=1` when `M_.hessian_eq_zero==1`
To avoid the error in matlab/stochastic_solvers.m
line 64, when M_.hessian_eq_zero
is true solve at order = 1
instead of 2
or 3
.
Work to be done on a branch
To avoid the error in matlab/stochastic_solvers.m
line 64, when M_.hessian_eq_zero
is true solve at order = 1
instead of 2
or 3
.
Work to be done on a branch