On Sat, Aug 22, 2015 at 10:29 PM, Barry Smith <[email protected]> wrote:
> > David, > > Currently the only way to do this without adding a lot of additional > PETSc code is to add additional variables such that only box constraints > appear in the final problem. For example say you have constraints c <= Ax > <= d then introduce new variables y = Ax and then you have the larger > problem of unknowns (x,y) and box constrains on y with -infinity and > +infinity constraints on x. > OK, that makes sense, thanks for the info! David
