elixir-nx
diff --git a/‎nx/guides/getting_started/broadcast.livemd
-153 b/‎nx/guides/getting_started/broadcast.livemd
-153
diff --git a/‎nx/guides/getting_started/numerical_definitions.livemd
+4-2 b/‎nx/guides/getting_started/numerical_definitions.livemd
+4-2
@@ -1,6 +1,8 @@
-# Numerical definitions (defn)
+# Numerical Definitions (defn)
 
-The `defn` macro simplifies the expression of mathematical formulas
+## Section
+
+The `defn` macro and its siblings simplify the expression of mathematical formulas
 containing tensors. Numerical definitions have two primary benefits
 over classic Elixir functions.