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12:31 AM

Grid buy peak optimization

I'm trying to solve a problem of minimizing energy costs for the next time period. I have a

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Grid buy peak optimization

I'm trying to solve a problem of minimizing energy costs for the next time period. I have a

12:31 AM

12:31 AM

http://www.pyomo.org/impact

I was reading this page on PyPI 'Who uses Pyomo': http://www.pyomo.org/impact and noticed

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http://www.pyomo.org/impact

I was reading this page on PyPI 'Who uses Pyomo': http://www.pyomo.org/impact and noticed

12:31 AM

Apr 21

Parameter units to vary over indices?

Hi everyone, I noticed in the source code for pyomo.core.base.units_container that there may be a

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Parameter units to vary over indices?

Hi everyone, I noticed in the source code for pyomo.core.base.units_container that there may be a

Apr 21

Mar 25

Multi-Stage Stochastic Pyomo

Hi all, Quick question, any of you have successfully build an multistage stochastic programming using

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Multi-Stage Stochastic Pyomo

Hi all, Quick question, any of you have successfully build an multistage stochastic programming using

Mar 25

Mar 10

PyROS Solver seem to not figure out MILP problem

Dear support team, I try to ues third-part lib "PyROS" to solve Rubost problem, but it

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PyROS Solver seem to not figure out MILP problem

Dear support team, I try to ues third-part lib "PyROS" to solve Rubost problem, but it

Mar 10

Mar 5

Does Pyomo allow PARALLEL construction of Pyomo constraints?

Hello everyone, I hope everyone is doing well. I am solving this large-scale scenario optimization

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Does Pyomo allow PARALLEL construction of Pyomo constraints?

Hello everyone, I hope everyone is doing well. I am solving this large-scale scenario optimization

Mar 5

javad salehpour

Feb 18

ssues with NEOS solvers Pyomo

Hello. I am working on an optimization model using the CPLEX solver provided by NEOS. This solver can

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ssues with NEOS solvers Pyomo

Hello. I am working on an optimization model using the CPLEX solver provided by NEOS. This solver can

Feb 18

Sreejith, in15222

Feb 18

Pyomo wheel for aarch64 architecture

You can easily find aarch64 whl files from here, make sure to download it for correct python version.

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Pyomo wheel for aarch64 architecture

You can easily find aarch64 whl files from here, make sure to download it for correct python version.

Feb 18

André Lisboa, … Yohan Fleuriot4

Feb 6

Thank you! Was missing the installation of Micrososft C++ Build tools : https://visualstudio.

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Thank you! Was missing the installation of Micrososft C++ Build tools : https://visualstudio.

Feb 6

JUAN CAMILO CAMARGO BERRUECO2

Feb 3

Streaming solver output via WebSocket near-real-time

I finally could handle this. I'm not that sure that this is the best approach, but this works

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Streaming solver output via WebSocket near-real-time

I finally could handle this. I'm not that sure that this is the best approach, but this works

Feb 3

Jan 31

Quicker data import for problems already defined in the standardized format

Hello, I have the optimization problem defined already in the standard format (there is an objective

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Quicker data import for problems already defined in the standardized format

Hello, I have the optimization problem defined already in the standard format (there is an objective

Jan 31

きるみーべいべー, berna...@gmail.com2

Jan 20

mindtpy will never find the path of glpk whatever I tried.

It seems you have not yet installed GLPK on your device. Try following this post. https://

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mindtpy will never find the path of glpk whatever I tried.

It seems you have not yet installed GLPK on your device. Try following this post. https://

Jan 20

Jack Simpson, … Lucas Pinheiro9

Jan 9

Pyomo 6.4.3 with HiGHS solver

Greetings, I'm using Pyomo 6.6.2 and was using GLPK as a solver for a MIP I'm working on.

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Pyomo 6.4.3 with HiGHS solver

Greetings, I'm using Pyomo 6.6.2 and was using GLPK as a solver for a MIP I'm working on.

Jan 9

rj lu, gov...@gmail.com2

12/19/23

pyomo solve bi-level model mistakes

Hi, to me it seems that the error is not bilevel specific. If this line appears in the model you want

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pyomo solve bi-level model mistakes

Hi, to me it seems that the error is not bilevel specific. If this line appears in the model you want

12/19/23

Jonathan Nowacki, … Yohan Fleuriot4

12/17/23

Pyomo "OR* Constraints?

Hi! I would introduce a binary variable and an integer variable and combine them in an expression: m

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Pyomo "OR* Constraints?

Hi! I would introduce a binary variable and an integer variable and combine them in an expression: m

12/17/23

Yohan Fleuriot, … Siirola, John6

12/4/23

Unwated consistency of results when solving a model multiple time within a loop

The Pyomo interfaces to nonlinear solvers will use the current variable values as the initial point

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Unwated consistency of results when solving a model multiple time within a loop

The Pyomo interfaces to nonlinear solvers will use the current variable values as the initial point

12/4/23

Petros Aristidou

11/20/23

Choose acceptable sets for binary solution

Hi, I have a simple MILP problem and would like to input a set of acceptable binary solutions. That

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Choose acceptable sets for binary solution

Hi, I have a simple MILP problem and would like to input a set of acceptable binary solutions. That

11/20/23

Jonathan Nowacki

10/30/23

Gradient Descent via Pyomo (Neural Networks)

In neural networks people often select the adam optimizer to perform backpropagation and gradient

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Gradient Descent via Pyomo (Neural Networks)

In neural networks people often select the adam optimizer to perform backpropagation and gradient

10/30/23

Abbas Omidi, Siirola, John4

10/4/23

Accessing GCG from Pyomo package

Dear John, Many thanks for your reply. I am unsure of fully understanding what you proposed in the

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Accessing GCG from Pyomo package

Dear John, Many thanks for your reply. I am unsure of fully understanding what you proposed in the

10/4/23

Juan David Baquero Barrios

10/3/23

Is it possible a multiperiod optimization using pyomo network?

Hi, I hope you can help me to solve this optimization problem: Is it possible to work pyomo network

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Is it possible a multiperiod optimization using pyomo network?

Hi, I hope you can help me to solve this optimization problem: Is it possible to work pyomo network

10/3/23

9/28/23

Editing RHS value within multiple solves in pyomo

0 I am trying to switch Gams to pyomo so I'm unexperienced in pyomo. I have a basic model to

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Editing RHS value within multiple solves in pyomo

0 I am trying to switch Gams to pyomo so I'm unexperienced in pyomo. I have a basic model to

9/28/23

Marek Makowski2

9/15/23

porting a pyomo concrete model to another computer

I just want to share the experience with using dill for porting models specified with the python

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porting a pyomo concrete model to another computer

I just want to share the experience with using dill for porting models specified with the python

9/15/23

9/12/23

Cplex reports my model is not convex

Hi, How can I fix the cplex error that the model is not convex? The error results from the following

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Cplex reports my model is not convex

Hi, How can I fix the cplex error that the model is not convex? The error results from the following

9/12/23

9/12/23

pyomo.dae.simulator.Simulator should use initial guess for algebraic variables

Hello everyone, Currently, the Simulator reads only the initial guesses for the differential

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pyomo.dae.simulator.Simulator should use initial guess for algebraic variables

Hello everyone, Currently, the Simulator reads only the initial guesses for the differential

9/12/23

Marek Makowski, Siirola, John3

9/8/23

deactivating objective without knowing its name

Many thanks, John. I wonder where I could find this (and similar) tip in the Pyomo doc? Cheers, Marek

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deactivating objective without knowing its name

Many thanks, John. I wonder where I could find this (and similar) tip in the Pyomo doc? Cheers, Marek

9/8/23

9/4/23

Problem with the initial value in optimization problem

I have formulated the following problem that tries to minimize the cost of imported energy by

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Problem with the initial value in optimization problem

I have formulated the following problem that tries to minimize the cost of imported energy by

9/4/23

r.ilma...@gmail.com

8/24/23

Error in formulating piecewise linear constraints with two subsets

Dear All, I am currently dealing with facility location - allocation problem for and thus,

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Error in formulating piecewise linear constraints with two subsets

Dear All, I am currently dealing with facility location - allocation problem for and thus,

8/24/23

Lucas Pierezan Magalhães

8/24/23

Appsi HiGHS not working with multiple threads

Hello, I'm using pyomo+highs inside a web server that creates threads to handle requests. I'm

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Appsi HiGHS not working with multiple threads

Hello, I'm using pyomo+highs inside a web server that creates threads to handle requests. I'm

8/24/23

Jonathan Nowacki, … Alessandro Zocca3

8/18/23

Pyomo Textbook? Teachers Aid? Example problems & answers?

Hi Jon, You could consider using this Jupyter book https://mobook.github.io/MO-book/intro.html which

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Pyomo Textbook? Teachers Aid? Example problems & answers?

Hi Jon, You could consider using this Jupyter book https://mobook.github.io/MO-book/intro.html which

8/18/23

Martiene Ubbens, Jonathan Nowacki2

8/18/23

Beginner problem (Pyomo - Nevergrad)

What textbook are you using? On Saturday, February 4, 2023 at 12:22:09 AM UTC-5 Martiene Ubbens wrote

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Beginner problem (Pyomo - Nevergrad)

What textbook are you using? On Saturday, February 4, 2023 at 12:22:09 AM UTC-5 Martiene Ubbens wrote

8/18/23

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