From 1daf1aafc432fb31f5292b50252b74ace6aaa753 Mon Sep 17 00:00:00 2001
From: Max Bernstein <max@bernsteinbear.com>
Date: Sat, 23 Sep 2023 11:45:20 -0400
Subject: [PATCH] Add dot function for good measure

---
 _posts/2023-09-19-compiling-ml-models.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/_posts/2023-09-19-compiling-ml-models.md b/_posts/2023-09-19-compiling-ml-models.md
index 9f79a437..475fe6c8 100644
--- a/_posts/2023-09-19-compiling-ml-models.md
+++ b/_posts/2023-09-19-compiling-ml-models.md
@@ -1276,6 +1276,9 @@ nice speedup.
 The code for compiling a `Dot` node is not that tricky:
 
 ```python
+def dot(l, r):
+    return sum(li.data*ri.data for li,ri in zip(l,r))
+
 class Dot(Value):
     def __init__(self, left_arr, right_arr):
         assert len(left_arr) == len(right_arr)