Arbiter
← Open leaderboard
Mathematical Physics Open

Navier–Stokes Existence & Smoothness

Do the three-dimensional incompressible Navier–Stokes equations always admit smooth, globally defined solutions — or can singularities form from smooth initial data?

Impact
94 /100
Funded
$12,600
Donors
201
Of goal
36%

Why this matters

Navier–Stokes is the continuum model behind weather, aerodynamics, blood flow, and ocean currents. Knowing whether solutions stay smooth is both a Clay Millennium Prize problem and a foundation for trusting the equations we already use.

What a solution unlocks

  • Rigorous justification of CFD practice at extreme Reynolds numbers
  • New analytical tools for nonlinear PDEs
  • Clearer limits on predictability in turbulent regimes

Downstream impact

A singularity theorem or a global regularity proof would reshape turbulence theory and give engineers and climate modelers a firmer mathematical contract with the equations they simulate every day.

Also open

Other problems seeking compute