Difference between incompressible viscous and incompressible inviscid flow.

[mikeyy]

The Navier-stokes equations have no definite understanding of how it works; does the incompressible viscous and inviscid flow have a definite understandings (Hannah and Stephens)

[Andy Resnick]

Huh?

The N-S system of equations is simply conservation of momentum. Other than that, I can't parse what you are asking.