Mathematical analysis in fluid mechanics : selected recent results : International Conference on Vorticity, Rotation, and Symmetry (IV) - Complex Fluids and the Issue of Regularity : May 8 - 12, 2017, Centre International de Rencontres Mathématiques (CIRM), Luminy, Marseille, France / Raphaël Danchin, Reinhard Farwig, Jiří Neustupa, Patrick Penel, editors