RE: [Help-glpk] GMPL fails on circular references

2008-06-22 Thread Meketon, Marc
2008 3:32 AM To: Meketon, Marc Cc: help-glpk@gnu.org Subject: Re: [Help-glpk] GMPL fails on circular references >> I had a line of math-prog code that had a circular reference: >>     param FromNode{ (train,sd,seq) in TRAIN_SEGS } symbolic >> := Terminal[FromNode[train,sd,seq]];

Re: [Help-glpk] GMPL fails on circular references

2008-06-21 Thread Andrew Makhorin
>> I had a line of math-prog code that had a circular reference: >>     param FromNode{ (train,sd,seq) in TRAIN_SEGS } symbolic >> := Terminal[FromNode[train,sd,seq]]; >> GMPL, much further down in the model, just stops without any >> warning or anything else.  It took a while to figure out the c

Re: [Help-glpk] GMPL fails on circular references

2008-06-20 Thread Andrew Makhorin
> I had a line of math-prog code that had a circular reference: >     param FromNode{ (train,sd,seq) in TRAIN_SEGS } symbolic > := Terminal[FromNode[train,sd,seq]]; > GMPL, much further down in the model, just stops without any > warning or anything else.  It took a while to figure out the circul

[Help-glpk] GMPL fails on circular references

2008-06-20 Thread Meketon, Marc
I had a line of math-prog code that had a circular reference: param FromNode{ (train,sd,seq) in TRAIN_SEGS } symbolic := Terminal[FromNode[train,sd,seq]]; GMPL, much further down in the model, just stops without any warning or anything else. It took a while to figure out the circula