From ee105e1db7b7c4a66ec4711910fea52627793cef Mon Sep 17 00:00:00 2001
From: Carlo Lucibello <carlo.lucibello@gmail.com>
Date: Sun, 3 Oct 2021 20:41:39 +0200
Subject: [PATCH] doc fix

---
 src/layers/conv.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/layers/conv.jl b/src/layers/conv.jl
index bcb7ef6a2..f0dacb9fc 100644
--- a/src/layers/conv.jl
+++ b/src/layers/conv.jl
@@ -638,7 +638,7 @@ Performs the operation
 ```
 
 where ``z_{ij}``  is the node and edge features concatenation 
-``[\mathbf{x}_i | \mathbf{x}_j | mathbf{e}_{j\to i}]`` 
+``[\mathbf{x}_i \| \mathbf{x}_j \| \mathbf{e}_{j\to i}]`` 
 and ``\sigma`` is the sigmoid function.
 The residual ``\mathbf{x}_i`` is added only if `residual=true` and the output size is the same 
 as the input size.