The geometric structure of the super-level sets and regularity for 3D Navier-Stokes equations Zoran Grujic 3576Navier-Stokes equationsglobal regularityplurisubharmonic measure Indiana University Mathematics Journal 2001 text pdf 10.1512/iumj.2001.50.1900 10.1512/iumj.2001.50.1900 en Indiana Univ. Math. J. 50 (2001) 1309 - 1318 state-of-the-art mathematics http://iumj.org/access/