From d15eba60f70ef769c47de9ee19f9d58f65a79387 Mon Sep 17 00:00:00 2001
From: Josh Hope-Collins <joshua.hope-collins13@imperial.ac.uk>
Date: Tue, 17 Dec 2024 08:45:32 +0000
Subject: [PATCH] fix assign visitor for cofunction??

---
 firedrake/assign.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/firedrake/assign.py b/firedrake/assign.py
index 8d1b30681a..892ed5b1b0 100644
--- a/firedrake/assign.py
+++ b/firedrake/assign.py
@@ -100,6 +100,9 @@ def component_tensor(self, o, a, _):
     def coefficient(self, o):
         return ((o, 1),)
 
+    def cofunction(self, o):
+        return ((o, 1),)
+
     def constant_value(self, o):
         return ((o, 1),)