Since the conversion from mathematical formulation to constraints is systematic , could this be added to marhprog?
On May 3, 2012, at 7:08, Erwin Kalvelagen <er...@amsterdamoptimization.com> wrote: > > z >= x > z >= y > z <= x+y > > ---------------------------------------------------------------- > Erwin Kalvelagen > Amsterdam Optimization Modeling Group > er...@amsterdamoptimization.com > http://amsterdamoptimization.com > ---------------------------------------------------------------- > > > On Thu, May 3, 2012 at 8:29 AM, Zvonko Bregar <zvonko.bre...@eimv.si> wrote: > Hi, > > My name is Zvonko. > > I have a question regarding binary variables in GLPK. > > Is it possible to implement a kind of a boolean addition to binary variables. > > For example: > > Let X, Y and Z be binary variables. > > X and Y ara inputs, Z is a result. > > X + Y = Z > > Such that > > 0 + 0 = 0 > > 0 + 1 = 1 > > 1 + 0 = 1 > > 1 + 1 = 1 > > So this would be sometning like a logical .OR. addition? > > Many thanks > > Regards > > --Zvonko > > > OPOZORILO: To elektronsko sporočilo in vse njegove morebitne priloge lahko > vsebujejo zaupne in/ali privilegirane informacije, ki so last > Elektroinštituta Milan Vidmar in so namenjene izključno naslovniku. Če ste > sporočilo prejeli pomotoma zaradi napake v naslovu ali pri prenosu sporočila, > Vas prosimo, da nas o tem obvestite s povratno pošto. V tem primeru vsebine > prejetega sporočila ne smete uporabiti, kopirati, tiskati, objaviti ali > distribuirati, ampak ga morate takoj uničiti. > > DISCLAIMER: This e-mail is for the intended recipient only. It contains > proprietary information some or all of which may be legally privileged. If > you received this e-mail by mistake please notify us by replying to this > e-mail. Consequently, the contents of this e-mail must be deleted and not be > used, copied, printed, disclosed or distributed. > > > > _______________________________________________ > Help-glpk mailing list > Help-glpk@gnu.org > https://lists.gnu.org/mailman/listinfo/help-glpk > > > _______________________________________________ > Help-glpk mailing list > Help-glpk@gnu.org > https://lists.gnu.org/mailman/listinfo/help-glpk
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