From: guido Date: Thu, 6 Jul 2000 19:32:15 +0000 (+0000) Subject: Documentation update X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=efdbd824236bc5394e4f70d5985a330079149a73;p=dealii-svn.git Documentation update git-svn-id: https://svn.dealii.org/trunk@3141 0785d39b-7218-0410-832d-ea1e28bc413d --- diff --git a/deal.II/lac/include/lac/solver_qmrs.h b/deal.II/lac/include/lac/solver_qmrs.h index 2a8d273aea..ae929e11b0 100644 --- a/deal.II/lac/include/lac/solver_qmrs.h +++ b/deal.II/lac/include/lac/solver_qmrs.h @@ -55,8 +55,7 @@ class SolverQMRS : private Solver /** * Standardized data struct to * pipe additional data to the - * solver. This solver does not - * need additional data. + * solver. * * There are two possibilities to compute * the residual: one is an estimate using @@ -64,9 +63,14 @@ class SolverQMRS : private Solver * is exact computation using another matrix * vector multiplication. * - * QMRS, is susceptible to breakdowns, so - * we need a parameter telling us, which - * numbers are considered zero. + * QMRS, is susceptible to + * breakdowns, so we need a + * parameter telling us, which + * numbers are considered + * zero. The proper breakdown + * criterion is very unclear, so + * experiments may be necessary + * here. */ struct AdditionalData { @@ -161,7 +165,7 @@ class SolverQMRS : private Solver */ double res2; /** - * Breakdown threshold. + * Additional parameters.. */ AdditionalData additional_data; private: