Changes between Version 6 and Version 7 of UniformCollapse


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Timestamp:
09/28/11 12:43:01 (13 years ago)
Author:
ehansen
Comment:

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  • UniformCollapse

    v6 v7  
    2424== Choice of !PhiDot ==
    2525
    26 To investigate the wandering we modified the program to allow for calculating [[latex($\frac{\partial \phi}{\partial t}$)]] for a coarse step and then prolongating this to the finer level to use for updating the potential in ghost zones.  This required advancing the coarse step before the finer steps and disables level threading.  However as the [attachment:nonthreaded.gif movie] shows it seems to have fixed the wondering problem.
     26To investigate the wandering we modified the program to allow for calculating [[latex($\frac{\partial \phi}{\partial t}$)]] for a coarse step and then prolongating this to the finer level to use for updating the potential in ghost zones.  This required advancing the coarse step before the finer steps and disables level threading.  However as the [attachment:nonthreaded.gif movie] shows it seems to have fixed the wandering problem.
    2727
    2828[[Image(nonthreaded0030.png, width=50%)]]