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From Computational Complexity

Progress on R(5). Will there be more?

 (I had a post a while back requesting people to submit open problems in Luca Trevisan's honor with deadline Oct 1. I am extending that to Oct 14, but that is a...

From Computational Complexity

I thought I knew what pizza was...

 On Page 75 of The Existential Theory of the Reals as a Complexity Class: A Compendiumby Marcus Schaefer, Jean Cardinal, Tillmann Mitzow(see here for the paper)...

From Computational Complexity

How will chatGPT affect Homework?

LANCE: I gave my final exam for my ugrad theory course (regular, Context Free, P, NP, Decidable, Undecidable) to the new ChatGPT o1 that claims to reason aboutdo...

From Computational Complexity

Very few problems are in NP intersect coNP but not known to be in P. What to make of that?

Someone once told me: I was not surprised when Linear Programming was in P since it was already in \(  NP \cap  coNP  \), and problems in that intersection tend...
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