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Depth-first topological ordering

Over the last few months, I have written several posts on the package installation graphs specifically, Topological Sort of Packages, Installation order for opam packages and Transitive Reduction of Package Graph. In this post, I’d like to cover a alternative ordering solution.

21 Jul 2025

Marc Elvers

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Transitive Reduction of Package Graph

I have previously written about using a topological sort of a directed acyclic graph (DAG) of package dependencies to create an ordered list of installation operations. I now want to create a transitive reduction, giving a graph with the same vertices and the fewest number of edges possible.

23 Jun 2025

Marc Elvers

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Topological Sort of Packages

Given a list of packages and their dependencies, what order should those packages be installed in?

25 Mar 2025

Marc Elvers

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