[Ipopt] Iteration info

Dl pages25300 at hotmail.com
Wed May 27 08:42:22 EDT 2009


 

Yes, that's great!

 

But how can I call for example "curr_constraint_violation()"? Calling ip_cq.curr_constraint_violation() from the ::finalize_solution does not work ... what am I missing?

 

Thanks!

Adela


 
 
> Date: Tue, 26 May 2009 18:23:34 +0200
> From: stefan at math.hu-berlin.de
> To: ipopt at list.coin-or.org
> Subject: Re: [Ipopt] Iteration info
> 
> Hi,
> 
> not so sure what you mean.
> But maybe the API documentation is helpful:
> http://www.coin-or.org/Doxygen/Ipopt/
> 
> Esp.
> http://www.coin-or.org/Doxygen/Ipopt/class_ipopt_1_1_t_n_l_p.html
> http://www.coin-or.org/Doxygen/Ipopt/class_ipopt_1_1_ipopt_calculated_quantities.html
> 
> Stefan
> 
> Dl wrote:
> > Hi,
> > 
> > 
> > 
> > I'm using Ipopt from cpp, and I wish to use the primal infeasibility, dual infeasibility, constraint violation values, ... and other "iteration" information in my main program. Does anyone know of how are they called? 
> > 
> > 
> > 
> > For example, to get the primal values I just need to look into "x[i]", or the objective function value is "obj_value". Is there a place with the list with the name of this kind of info?
> > 
> > 
> > 
> > Many thanks!!!
> > 
> > Adela
> > 
> > 
> > 
> > 
> > 
> > _________________________________________________________________
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> 
> -- 
> Stefan Vigerske
> Humboldt University Berlin, Numerical Mathematics
> http://www.math.hu-berlin.de/~stefan
> 
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