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Re: [Bug-glpk] Defining operational summaten
From: |
Heinrich Schuchardt |
Subject: |
Re: [Bug-glpk] Defining operational summaten |
Date: |
Sun, 26 Feb 2017 10:16:48 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.6.0 |
Hello Frank,
I wonder why you are sending this to the bug list and not to the help list.
Please, read doc/gmpl.pdf from the GLPK source distribution.
Possibly you are looking for something like:
sum{i in V, j in V: i != j} w[i,j,k]
Best regards
Heinrich Schuchardt
On 02/25/2017 09:42 PM, Bogers, F.R. wrote:
> Hi everybody,
>
> How do i code the following summation in one of my constraints?
>
> *∑ with underneath: j'*≠j ∈ V
>
> For this particular summation in my constraint i want to only sum the
> waiting time of all other vessels.
>
> Total constraint is:
>
> WTijk ≥ *∑ **j'*≠j ∈ V *∑ k'<k* ∈ V "formula"
>
> Thanks in advance!
>
> Frank