# CFD Art

### Mach 3 supersonic flow over a square cylinder

Density non-conducting fluid | Density weakly-magnetized fluid, plasma-beta 200 |
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A wrong solution due to negative pressure, plasma-beta 2 | _ |
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### 2D Orszag-Tang problem

Density solution | Residual-based artificial viscosity |
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Pressure solution | Magnetic pressure solution |
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