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Diffstat (limited to 'Eigen/src/IterativeLinearSolvers/ConjugateGradient.h')
| -rw-r--r-- | Eigen/src/IterativeLinearSolvers/ConjugateGradient.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Eigen/src/IterativeLinearSolvers/ConjugateGradient.h b/Eigen/src/IterativeLinearSolvers/ConjugateGradient.h index 9e7dd1404..de576edc9 100644 --- a/Eigen/src/IterativeLinearSolvers/ConjugateGradient.h +++ b/Eigen/src/IterativeLinearSolvers/ConjugateGradient.h @@ -121,6 +121,8 @@ struct traits<ConjugateGradient<_MatrixType,_UpLo,_Preconditioner> > * and setTolerance() methods. The defaults are the size of the problem for the maximal number of iterations * and NumTraits<Scalar>::epsilon() for the tolerance. * + * The tolerance is the relative residual error: |Ax-b|/|b| + * * This class can be used as the direct solver classes. Here is a typical usage example: \code int n = 10000; |