HYPRE_Int HYPRE_BoomerAMGSetAggP12TruncFactor

(HYPRE_Solver solver,
  double agg_P12_trunc_factor)

(Optional) Defines the truncation factor for the matrices P1 and P2 which are used to build 2-stage interpolation.

Documentation

(Optional) Defines the truncation factor for the matrices P1 and P2 which are used to build 2-stage interpolation. The default is 0.

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