Hi Andrew, Noli
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To: Noli Sicad <[email protected]>
Subject: Re: [Help-glpk] MIP Solvers (i.e CBC, CPLEX, GLPK, GUROBI, ..
Message-ID: <1353314481.1952.3.camel@corvax>
From: Andrew Makhorin <[email protected]>
Date: Mon, 19 Nov 2012 12:41:21 +0400
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>> maximize Discounted_Net_Value:
>> sum {s in STAND, p in PERIOD} Stand_Cut_Candidates[s,p] *
>> NPV_Calc[s,p] * FStand[s,p];
>
> When you pass mps to glpsol, the optimization direction
> is minimization by default, so you need to specify the
> --max option to tell glpsol to maximize rather than
> minimize.
That looks confusing? The "maximize" in the model
statement should be picked up, surely?? In which case
the "--max" should be unnecessary (except to override
a "minimize" in the code, from the command line).
Or am I missing something?
Robbie
---
Robbie Morrison
PhD student -- policy-oriented energy system simulation
Technical University of Berlin (TU-Berlin), Germany
University email (redirected) : [email protected]
Webmail (preferred) : [email protected]
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