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edited Sep 12, 2018 at 16:26

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What is the Cartan-Killing form of the group of volume-preserving diffeomorphisms?

This question was raised a while ago in a blog post by Terry Tao on the Euler-Arnold equation and he called it "quite tricky".

Has anyone in the meantime tried to formulate this question precisely, or to work it out?

dg.differential-geometry lie-groups lie-algebras fluid-dynamics

asked Aug 30, 2018 at 14:45

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