int HYPRE_AMSSetAlphaPoissonMatrix

(HYPRE_Solver solver,
  HYPRE_ParCSRMatrix A_alpha)

(Optional) Sets the matrix corresponding to the Poisson problem with coefficient (the curl-curl term coefficient in the Maxwell problem).

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(Optional) Sets the matrix corresponding to the Poisson problem with coefficient (the curl-curl term coefficient in the Maxwell problem).

If this function is called, the coarse space solver on the range of is a block-diagonal version of . If this function is not called, the coarse space solver on the range of is constructed as in HYPRE_AMSSetup(). See the user's manual for more details.

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