From 26452ee9d8ae550fe7836fe8724956a49c874772 Mon Sep 17 00:00:00 2001 From: Wolfgang Bangerth Date: Fri, 5 Mar 2021 02:10:30 +0100 Subject: [PATCH] Add commentary to a test case. --- tests/sundials/kinsol_01.cc | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/tests/sundials/kinsol_01.cc b/tests/sundials/kinsol_01.cc index 6e16c5ce81..d51db8620c 100644 --- a/tests/sundials/kinsol_01.cc +++ b/tests/sundials/kinsol_01.cc @@ -22,7 +22,10 @@ #include "../tests.h" -// provide only residual function, use internal solver. +// Solve a nonlinear system but provide only residual function. KINSOL +// then uses its internal solvers which are based on a +// finite-difference approximation to the Jacobian and a direct +// solver. /** * Solve the non linear problem -- 2.39.5