From ac9e00645726345380bf58c59231449e277620df Mon Sep 17 00:00:00 2001
From: Elias Pipping <elias.pipping@fu-berlin.de>
Date: Tue, 17 Dec 2013 13:14:55 +0100
Subject: [PATCH] [Cleanup]
---
dune/tectonic/frictionpotential.hh | 6 ------
1 file changed, 6 deletions(-)
diff --git a/dune/tectonic/frictionpotential.hh b/dune/tectonic/frictionpotential.hh
index 9498740f..f0d6e64a 100644
--- a/dune/tectonic/frictionpotential.hh
+++ b/dune/tectonic/frictionpotential.hh
@@ -26,15 +26,11 @@ class FrictionPotentialWrapper {
void virtual updateLogState(double) = 0;
};
-// V log(V/V_m) - V + V_m if V >= V_m
-// 0 otherwise
class FrictionPotential : public FrictionPotentialWrapper {
public:
FrictionPotential(double coefficient, FrictionData const &_fd)
: fd(_fd), weightTimesNormalStress(coefficient * (-fd.normalStress)) {}
- // log(V/V_m) if V >= V_0
- // 0 otherwise
double differential(double V) const {
assert(V >= 0.0);
if (V <= V_cutoff)
@@ -43,8 +39,6 @@ class FrictionPotential : public FrictionPotentialWrapper {
return weightTimesNormalStress * fd.a * (std::log(V) - logV_m);
}
- // 1/V if V > V_0
- // 0 if V < V_0
double second_deriv(double V) const {
assert(V >= 0);
if (V <= V_cutoff)
--
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