Reduce dissipation and diffusion. First order upwinding or semi-Lagrangian integration ... To measure the diffusion/dissipation amount. test problem similar to ...
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ut = k 2u (u )u p f. Incompressibility. Change in Velocity. Advection. Diffusion ... ut = (u )u. uxt = (u )ux. uyt = (u )uy. Two separate advections: ...
Broad view of the fluid simulation in graphics community and its ... Movie special effects (Finding Nemo, Pirates of Caribbean) Medical simulation (Blood flow) ...