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<div style="direction: ltr;font-family: Tahoma;color: #000000;font-size: 10pt;">Should I be using MatSetNearNullSpace (as opposed to MatSetNullSpace) with -pc_type hypre -pc_hypre_type boomeramg since BoomerAMG is multigrid?<br>

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--Matt<br>

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<div style="font-family:Tahoma; font-size:13px">--------------------------------------------------------------

<div>Matthew Young</div>

<div>Graduate Student</div>

<div>Boston University Dept. of Astronomy</div>

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