Stable nearly self-similar blowup of the 2D Boussinesq and 3D Euler equations with smooth data I: Analysis · HackerPapers discussionshttps://hackerpaper.kaipfister.de/p/2210.07191/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMTStable nearly self-similar blowup of the 2D Boussinesq and 3D Euler equations with smooth data I: Analysis — mentioned by wwalker3https://news.ycombinator.com/item?id=33670185urn:hackerpapers:mention:2210.07191:33670185Sat, 19 Nov 2022 14:11:07 GMT<p>The question that the referenced paper (1) is trying to answer is &quot;do the 3D incompressible Euler equations develop a finite time singularity from smooth initial data of finite energy?&quot; This is an important question in the theory of nonlinear partial differential equations, but is probably not as relevant to real fluid flow as a lay reader might imagine. The incompressible Euler equations model a very strange and unphysical kind of fluid. Incompressibility means that the speed of wave propagation in such a fluid is infinite, which means that normal causality is not respected. Effects in such…</p><p><a href="https://hackerpaper.kaipfister.de/p/2210.07191/">Paper and discussion history</a>. A mention is not an endorsement.</p>math.AP