dp | bound solid all^top <_savedata value="0.02" comment="Saves CSV with data exchange for each time interval (0=all steps)" /> <_nside value="1" comment="number of sections for each revolution. 0=not saved, 1=line (default=16)" /> <_nside value="1" comment="number of sections for each revolution. 0=not saved, 1=line (default=16)" /> % Note alpha can depend on the resolution. A value of 0.01 is recommended for near irrotational flows.