Modeling permutations
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View ArticleA scheduling problem
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A small time arbitrage model
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Deep learning in practice
A wonderfully mystical menuor maybe, as someone suggested, an expression of modern Yemenite poetry.https://twitter.com/vladadraws/status/1264355635434418177
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The Miracle Sudoku
IntroductionIn [1] another strange Sudoku variant is presented.The givens are just:Obviously, more than just the standard Sudoku constraints are needed to have just one unique feasible solution. So,...
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Installing Pyomo on colab by google
Google has a nice online environment (https://colab.research.google.com/) to run Python code. So let's try Pyomo...The installation instructions are simple: The first step was easy:However, the second...
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Pictures don't match
The Financial Times had an interesting picture of per capita excess deaths. In many respects, this is the best measure to compare how severe different countries are hit by the Coronavirus.Here is the...
View ArticleSimplify solutions
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View ArticleA facility location problem: debunking a myth
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View ArticleA Set Partitioning Problem and Infeasible Data Sets
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Designing a sports schedule
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View ArticleSmall example: ordering of binary variables
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View ArticleSelect n items but optimize for the best k items
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Longest Increasing Subsequence
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Cabbage against covid
Some statistics in action [1]:Â "After adjusting for potential confounders, for each g/day increase in consumption of head cabbage of the country, the mortality risk for COVID-19 decreases by 13.6...
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Seemingly simple but tricky NLP
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View ArticleConcatenate numbers is not easy in a MIP model
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Largest Rectangular Area in a Histogram
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A variant of the max-sum-subarray problem
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