I remember listening De Sautoy podcast on BBC, that Euler was not able to solve/find the equation that governs fountains and that it was unsolved. Is this rele

I remember listening De Sautoy podcast on BBC, that Euler was not able to solve/find the equation that governs fountains and that it was unsolved. Is this relevant to the topic? ps. Never mind, I guess this[1] answers the question. [1] http://www.claymath.org/sites/default/files/navierstokes.pdf http://www.claymath.org/sites/default/files/navierstokes.pdf