core
Shared MPI block decomposition + asynchronous ghost-layer exchange (header-only C++20)
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peclet::core::solver::CgResult Struct Reference

PCG on A x = b preconditioned by an already-built GraphAMG (one V-cycle per iteration). More...

#include <graph_amg.hpp>

Public Attributes

int iters = 0
 
double res0 = 0.0
 
double res = 0.0
 

Detailed Description

PCG on A x = b preconditioned by an already-built GraphAMG (one V-cycle per iteration).

Returns {iterations, initial residual L2, final residual L2}. tol is relative to ‖b − A x₀‖.

Definition at line 554 of file graph_amg.hpp.

Member Data Documentation

◆ iters

int peclet::core::solver::CgResult::iters = 0

Definition at line 555 of file graph_amg.hpp.

◆ res0

double peclet::core::solver::CgResult::res0 = 0.0

Definition at line 556 of file graph_amg.hpp.

Referenced by peclet::core::solver::amgPcg().

◆ res

double peclet::core::solver::CgResult::res = 0.0

Definition at line 557 of file graph_amg.hpp.


The documentation for this struct was generated from the following file: