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Hello Tomek,</div>
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Thank you for your reply.</div>
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I already had found your white dwarf paper which I assume is Fenn et al. (2016). Since you used Proteus, I conclude that, as I expected, there is no native implementation of co-rotating frames in Flash. Google AI has quite the imagination.</div>
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Best regards,</div>
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Sylvain</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Tomasz Plewa <tplewa@fsu.edu><br>
<b>Sent:</b> Wednesday, August 5, 2026 11:02 PM<br>
<b>To:</b> Sylvain Turcotte <sturcott@UBishops.ca>; flash-users@flash.rochester.edu <flash-users@flash.rochester.edu><br>
<b>Subject:</b> [EXTERNAL] Re: co-rotating frames</font>
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Hi Sylvain —</div>
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We have a paper on merging white dwarfs and used a corotating frame for protoplantary disk simulations.</div>
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Hope this helps -</div>
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Tomek</div>
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<div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> flash-users <flash-users-bounces@flash.rochester.edu> on behalf of Sylvain Turcotte <sturcott@UBishops.ca><br>
<b>Sent:</b> Wednesday, 05 August 2026 21:47:16<br>
<b>To:</b> flash-users@flash.rochester.edu <flash-users@flash.rochester.edu><br>
<b>Subject:</b> [FLASH-USERS] co-rotating frames</font>
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<span style="font-family:Aptos,"Aptos_EmbeddedFont","Aptos_MSFontService",Calibri,Helvetica,sans-serif">Hello everyone,</span></div>
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I was looking around to see if anyone used flash with a co-rotating frame and google AI hallucinated the following lines to include in a flash.par file: </div>
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# Example parameter settings for a rotating binary system</div>
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useGravity = .true.</div>
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useRotationalFrame = .true. # Activates the rotating frame source modules</div>
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# Define the constant angular velocity vector (e.g., rotation around Z-axis)</div>
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omega_x = 0.0</div>
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omega_y = 0.0</div>
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omega_z = 1.25e-3 # Rad/sec based on the system's orbital period</div>
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# Center of rotation (usually the center of mass of the grid/system)</div>
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xCenterRotation = 0.0</div>
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yCenterRotation = 0.0</div>
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zCenterRotation = 0.0</div>
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I have not found anything related to these in the documentation. Is google AI anywhere close to something that actually exists?</div>
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Best,</div>
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Sylvain</div>
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