From e34a3de33d1f0cd56f9c8d350a61a89b540f28e7 Mon Sep 17 00:00:00 2001
From: Louis Rubet <louis@rubet.fr>
Date: Thu, 25 May 2017 23:24:35 +0200
Subject: [PATCH] #76: added command chs

---
 src/program.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/program.cpp b/src/program.cpp
index cdad770..e1753bf 100644
--- a/src/program.cpp
+++ b/src/program.cpp
@@ -28,7 +28,8 @@ program::keyword_t program::s_keywords[] =
     { cmd_undef, "", NULL, "\nREAL"},
     { cmd_keyword, "+", &program::plus, "addition" },
     { cmd_keyword, "-", &program::minus, "substraction" },
-    { cmd_keyword, "neg", &program::neg , "negation" },
+    { cmd_keyword, "chs", &program::neg , "(or neg) negation" },
+    { cmd_keyword, "neg", &program::neg , "" },
     { cmd_keyword, "*", &program::mul, "multiplication" },
     { cmd_keyword, "/", &program::div, "division" },
     { cmd_keyword, "inv", &program::inv, "inverse" },