Does there exist a commonly used public instance benchmark set for robust optimization? Or sets of instances which are frequently used within the literature?

TLDR; The PSF has made the decision to put our community and our shared diversity, equity, and inclusion values ahead of seeking $1.5M in new revenue. Please read and share. pyfound.blogspot.com/2025/10/NSF-...
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The simplex algorithm is super efficient. 80 years of experience says it runs in linear time. Nobody can explain _why_ it is so fast.

We invented a new algorithm analysis framework to find out.

Lunch seminar at the Center of Algorithmics and Optimization (RWTH Aachen): Fabio Furini held a talk about Graph Disconnection Games

The master in Bielefeld

I remember when I presented GCG 3.0 at the MIP conference in 2018, today Erik Mühmer introduces the new features of the next version

#orms #or2025

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Tom Lehrer made all of his music 100% public domain so if seeing people sad about his death makes you want to check them out… it’s free. he wanted you to share them.

tomlehrersongs.com

Presentation by David Treviño about Humanitarian Logistics at Doctors Without Borders today, organized by Lorena Reyes Rubiano at the Chair of Data and Business Analytics @ RWTH Aachen

For those interested in Benders decomposition (one of my favorite topics), check this paper by Kaiwen Fang, Inho Sin, and (the amazing) Geunyeong Byeon

arxiv.org/abs/2506.03561

Journal article (based on a talk) from 1966, could replace a few words and post on Linkedin as is

Arc-Based Dynamic Discretization Discovery for Continuous-Time Service Network Design by @ahelber.bsky.social

#orms optimization-online.org/2025/04/arc-...

Yesterday we heard that our grant to help federal agencies become more effective and efficient at identifying and stopping labor trafficking has been terminated, effective immediately, with no reason other than it not aligning with current federal priorities . 🧵

Curious how quickly the swine are implementing Project 2025? Be curious no longer!! It's all being tracked right here:

www.project2025.observer

#bluecrew #proudblue #resist #project2025