From 9027a861dbd05f7635f46cbb57e0f47c48f11b55 Mon Sep 17 00:00:00 2001
From: Daniel Weindl <daniel.weindl@helmholtz-munich.de>
Date: Fri, 15 Dec 2023 16:17:32 +0100
Subject: [PATCH] ..

---
 python/sdist/amici/de_export.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python/sdist/amici/de_export.py b/python/sdist/amici/de_export.py
index e3ebbdcaea..2694f753ad 100644
--- a/python/sdist/amici/de_export.py
+++ b/python/sdist/amici/de_export.py
@@ -2674,7 +2674,7 @@ def _get_unique_root(
             return None
 
         for root in roots:
-            if (root_found - root.get_val()).is_zero:
+            if sp.simplify(root_found - root.get_val()) == 0:
                 return root.get_id()
 
         # create an event for a new root function