From 002062d79b7a6d289e7306a3cd57e65d84799204 Mon Sep 17 00:00:00 2001
From: Jeff LANCE <jeff.lance@mala.fr>
Date: Thu, 23 May 2019 22:21:50 +0200
Subject: [PATCH] Add a command producing the dot product of two vectors in
 parameters

---
 shortcuts/shortcuts.sty | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/shortcuts/shortcuts.sty b/shortcuts/shortcuts.sty
index 4f263c4..c4f1548 100644
--- a/shortcuts/shortcuts.sty
+++ b/shortcuts/shortcuts.sty
@@ -225,6 +225,20 @@
         }
     }
 }
+
+%% dot product
+%%
+\NewDocumentCommand \dotprod{ s g g } {
+    \IfBooleanTF {#1} {
+        \ensuremath{
+            \vec{#2} \cdot \vec{#3}
+        }
+    }{
+        \ensuremath{
+            \overrightarrow{#1\vphantom(} \cdot \overrightarrow{#2\vphantom(}
+        }
+    }
+}
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