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[WIP] implement one-sided stencils for 4th order

Open zingale opened this issue 1 year ago • 2 comments

these are for symmetry boundaries.

zingale avatar Nov 22 '24 17:11 zingale

this addresses #244

zingale avatar Nov 22 '24 19:11 zingale

Here's the rt_multimode problem without the initial perturbation + reflecting BCs run with the 4th order solver, showing Mach number in a vertical slice:

rt_bcs

blue is the current main and orange is this PR.

We see that this PR reduces the velocity noise near the boundary.

zingale avatar Mar 24 '25 17:03 zingale