Groups
Sign in
Groups
Xpress-MP
Conversations
About
Send feedback
Help
Xpress-MP
Contact owners and managers
1–30 of 182
Mark all as read
Report group
0 selected
ChrisOakley
6/16/09
The Xpress community has moved
This Xpress community forum has been relocated to the FICO Decision Management Community. http://
unread,locked,
The Xpress community has moved
This Xpress community forum has been relocated to the FICO Decision Management Community. http://
6/16/09
Eelco
6/7/09
Stochastic Programming Module
Hi all, I have been using the "mmsp" module for solving a multistage recourse model. I have
unread,
Stochastic Programming Module
Hi all, I have been using the "mmsp" module for solving a multistage recourse model. I have
6/7/09
Daniele Catanzaro
, …
vimek vanamali
5
6/4/09
XpressMP on Leopard
I . "I confess it's a bit uncomfortable to install and keep another OS just to run Xpress
unread,
XpressMP on Leopard
I . "I confess it's a bit uncomfortable to install and keep another OS just to run Xpress
6/4/09
Sebastian
5/26/09
E-1013 Infeasible constraint
I'm getting the error E-1013 Infeasible constraint in my model with code on line 78: "sum(l
unread,
E-1013 Infeasible constraint
I'm getting the error E-1013 Infeasible constraint in my model with code on line 78: "sum(l
5/26/09
Ana Ramos
5/24/09
XPRS_TOP and XPRS_LIN
Hello What is the difference between XPRS_TOP and XPRS_LIN? Thanks
unread,
XPRS_TOP and XPRS_LIN
Hello What is the difference between XPRS_TOP and XPRS_LIN? Thanks
5/24/09
Zee
5/11/09
Converting a string to numeric?
Hi guys I need some help. I have a file with both numeric and character data. and i imported these to
unread,
Converting a string to numeric?
Hi guys I need some help. I have a file with both numeric and character data. and i imported these to
5/11/09
Miguel O-V
5/11/09
Re: PLZZZZZZZZZ HELP
I am not sure if I did understand the question... but if what you want is to load an array from a dat
unread,
Re: PLZZZZZZZZZ HELP
I am not sure if I did understand the question... but if what you want is to load an array from a dat
5/11/09
Mags
2
4/28/09
xPress Mosel IVE!
Hey! Please, if somebody knows anything to this problem, help me! Best regards, Mags On 14 Apr., 15:
unread,
xPress Mosel IVE!
Hey! Please, if somebody knows anything to this problem, help me! Best regards, Mags On 14 Apr., 15:
4/28/09
peters...@googlemail.com
2
4/15/09
Interpretation of the Solution
Hi, I have used Xpress in my dissertation and must interpret my results properly. In the book as well
unread,
Interpretation of the Solution
Hi, I have used Xpress in my dissertation and must interpret my results properly. In the book as well
4/15/09
Maximilian Balandat
, …
Oakley, Chris
3
4/15/09
Optimization Libraries Student Version
The library APIs are currently only available through the Academic Partner Program which grants full
unread,
Optimization Libraries Student Version
The library APIs are currently only available through the Academic Partner Program which grants full
4/15/09
pmaya...@gmail.com
, …
jpita
3
4/6/09
How to know when the B&B has found an Integer solution
Hello! I'm a PhD student and I don't how to see if there are alternative solutions to a given
unread,
How to know when the B&B has found an Integer solution
Hello! I'm a PhD student and I don't how to see if there are alternative solutions to a given
4/6/09
Andre Soares
3/31/09
Xpress MP student edition can do sensitivity analysis?
Good afternoon I have a doubt about the student version of xpress MP. I want to know if the student
unread,
Xpress MP student edition can do sensitivity analysis?
Good afternoon I have a doubt about the student version of xpress MP. I want to know if the student
3/31/09
firm...@gmail.com
3/30/09
sensitivty analysis on the student edtion
Good afternoon I have a doubt about the student version of xpress MP. I want to know if the student
unread,
sensitivty analysis on the student edtion
Good afternoon I have a doubt about the student version of xpress MP. I want to know if the student
3/30/09
Ana Ramos
3/17/09
Information about ucbdata
Dear all, We are trying to lead the branching variable in the B&B performed by XPRESS. To this
unread,
Information about ucbdata
Dear all, We are trying to lead the branching variable in the B&B performed by XPRESS. To this
3/17/09
Patrizia
,
Eelco Rietsema
2
3/9/09
LP gone horribly wrong
Hi Patrizia, I think the studentversion of Xpress could deal with this size, but I am unsure. Please
unread,
LP gone horribly wrong
Hi Patrizia, I think the studentversion of Xpress could deal with this size, but I am unsure. Please
3/9/09
oystek
2/6/09
Stacked column
Is there anybody that can help me graphing stacked columns (thats what they call it in MS excel) in
unread,
Stacked column
Is there anybody that can help me graphing stacked columns (thats what they call it in MS excel) in
2/6/09
pnt1990
,
morgoth
2
1/30/09
help with removing objects in a set
Hi, I think what you are looking for is a list, not a set. In a list you may add and remove elements
unread,
help with removing objects in a set
Hi, I think what you are looking for is a list, not a set. In a list you may add and remove elements
1/30/09
Eelco
,
morgoth
3
1/30/09
Help needed in some modelling issues
Hi, for your first problem: By defining Z(q,0)=Z0(q) you do not set an initial solution, but create a
unread,
Help needed in some modelling issues
Hi, for your first problem: By defining Z(q,0)=Z0(q) you do not set an initial solution, but create a
1/30/09
morgoth
,
amirah
6
1/29/09
MAX_COMPUTATION_TIME does not work?
First, thank you for your answer. Actually, I wanted to create files in a benchmark-session, like
unread,
MAX_COMPUTATION_TIME does not work?
First, thank you for your answer. Actually, I wanted to create files in a benchmark-session, like
1/29/09
Eelco
1/28/09
getsolatnode
Hi all, I have a multistage mixed integer recourse model in xpress. In order for me to evaluate my
unread,
getsolatnode
Hi all, I have a multistage mixed integer recourse model in xpress. In order for me to evaluate my
1/28/09
eka...@gmail.com
1/26/09
Mixed Integer Linear Programing Duality
Hi all, I have been using XPress-MP to solve mixed integer linear problems but unfortunatelly can
unread,
Mixed Integer Linear Programing Duality
Hi all, I have been using XPress-MP to solve mixed integer linear problems but unfortunatelly can
1/26/09
hev03
, …
Oakley, Chris
3
1/26/09
need advice Xpress-SP
The SP module is now available for free, along with the source. http://www.dashoptimization.com/home/
unread,
need advice Xpress-SP
The SP module is now available for free, along with the source. http://www.dashoptimization.com/home/
1/26/09
PAOLA
1/5/09
Problema de Optimización con Funcion Objetivo con Logaritmos
Hola! Quisiera saber si existe alguna manera de que Xpress-MP resuelva problemas cuya función
unread,
Problema de Optimización con Funcion Objetivo con Logaritmos
Hola! Quisiera saber si existe alguna manera de que Xpress-MP resuelva problemas cuya función
1/5/09
p_sopa
,
Calidosaúrico
5
12/29/08
Conditions for mpvars in constraints, directly or indirectly
Yes; but when you say in the model "forall(i in 1..100) x(i) is_binary" you are implying
unread,
Conditions for mpvars in constraints, directly or indirectly
Yes; but when you say in the model "forall(i in 1..100) x(i) is_binary" you are implying
12/29/08
Xinhui Zhang
12/19/08
combining Image to Xpress Model
Hi, folks, I am building several location models and desires to embed maps within the Xpress, has any
unread,
combining Image to Xpress Model
Hi, folks, I am building several location models and desires to embed maps within the Xpress, has any
12/19/08
Amirah
,
JAFU...@up.com
3
12/19/08
?45 error
I'm not sure what you mean. I'm quite new at this. Could you explain further? Thanks for
unread,
?45 error
I'm not sure what you mean. I'm quite new at this. Could you explain further? Thanks for
12/19/08
BN
12/8/08
Using VB .NET with Mosel - Reading records
Hi, My first post in this forum. Hope this group is still active. I have a Mosel model built and
unread,
Using VB .NET with Mosel - Reading records
Hi, My first post in this forum. Hope this group is still active. I have a Mosel model built and
12/8/08
elham_...@yahoo.com
11/18/08
student version
Hi, I am getting started with Xpress-Mosel. I am not sure if in the student version can model a Non
unread,
student version
Hi, I am getting started with Xpress-Mosel. I am not sure if in the student version can model a Non
11/18/08
MarioVelez
,
Christian Bermúdez
3
11/14/08
Issues regarding sequentially solving several problems ..
Gracias Christian... Efectivamente el problema es que tu dices. Finalmente descubrí el problema: Es
unread,
Issues regarding sequentially solving several problems ..
Gracias Christian... Efectivamente el problema es que tu dices. Finalmente descubrí el problema: Es
11/14/08
Neelesh
11/14/08
Infeasible solution
Hi, I am new to Xpress, I have a model which is giving me an infeasible solution. Therefore, I tried
unread,
Infeasible solution
Hi, I am new to Xpress, I have a model which is giving me an infeasible solution. Therefore, I tried
11/14/08