Option to output dual solution

#16 · closed · 2 comments

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pruvisto

Hallo, I am planning to use qsopt-exact to solve linear programs and then import the exact solutions of the primal and dual problem into the theorem prover Isabelle/HOL as optimality certificates. It would be great if qsopt-exact had an option to output both the solution to the primal and the dual problem. Could you please implement that? Cheers, Manuel

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jonls

I'm not sure if you are still interested in this question but I believe this is already possible. The dual solution is provided in the file output from the `esolver` command and also available by calling `mpq_QSget_pi_array()` if you are using the library.

pruvisto

Ah, good to know. I'm not working on this right now, but I'll keep it in mind. Thanks!