From a6f29d8a7dd3c235756c017619e03d42a728c75a Mon Sep 17 00:00:00 2001
From: Elias Pipping <elias.pipping@fu-berlin.de>
Date: Fri, 28 Jun 2013 12:09:15 +0200
Subject: [PATCH] Cleanup
---
dune/tectonic/minimisation.hh | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/dune/tectonic/minimisation.hh b/dune/tectonic/minimisation.hh
index ad079b02..7d26a015 100644
--- a/dune/tectonic/minimisation.hh
+++ b/dune/tectonic/minimisation.hh
@@ -19,11 +19,11 @@ void descentMinimisation(Functional const &J,
using SmallVector = typename Functional::SmallVector;
using LocalNonlinearityType = typename Functional::NonlinearityType;
- // {{{ Construct a restriction of J to the line x + t * descDir
+ // {{{ Construct a restriction of J to the line x + t * v
/* We have
- 1/2 <A(u+xv),u+xv>-<b,u+xv> = 1/2 <Av,v> x^2 - <b-Au,v> x + <1/2 Au-b,u>
+ 1/2 <A(x+tv),x+tv>-<b,x+tv> = 1/2 <Av,v> t^2 - <b-Ax,v> t + <1/2 Ax-b,x>
since A is symmetric.
*/
--
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