From 9a9b7c68d06ac6ea477d0a3524e141fdf386a4f7 Mon Sep 17 00:00:00 2001
From: Holger Vogt <holger.vogt@uni-due.de>
Date: Sun, 26 May 2019 18:33:28 +0200
Subject: [PATCH] unify the numerical constants

---
 src/include/ngspice/cm.h | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/include/ngspice/cm.h b/src/include/ngspice/cm.h
index ca5988ad0..1f3854e3a 100644
--- a/src/include/ngspice/cm.h
+++ b/src/include/ngspice/cm.h
@@ -54,17 +54,19 @@ NON-STANDARD FEATURES
 #include <unistd.h>
 #endif
 
+#include "ngspice/const.h"
+
 #ifndef M_PI
-#  define M_PI       3.14159265358979323846
+#define M_PI CONSTpi
 #endif
 #ifndef M_E
-#  define M_E        2.7182818284590452354
+#define M_E CONSTnap
 #endif
 #ifndef M_LOG2E
-#  define M_LOG2E    1.4426950408889634074
+#define M_LOG2E CONSTlog2e
 #endif
 #ifndef M_LOG10E
-#  define M_LOG10E   0.43429448190325182765
+#define M_LOG10E CONSTlog10e
 #endif
 
 #if !defined(NAN)