From 1c4733f6f1798c066f6b8036b67c32e5eba9a41d Mon Sep 17 00:00:00 2001
From: Lisa Wimmer <68507897+lisawim@users.noreply.github.com>
Date: Tue, 27 Feb 2024 15:33:26 +0100
Subject: [PATCH] Fix for RK sweeper - changed nodes in BackwardEuler class
 (#403)

---
 pySDC/implementations/sweeper_classes/Runge_Kutta.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pySDC/implementations/sweeper_classes/Runge_Kutta.py b/pySDC/implementations/sweeper_classes/Runge_Kutta.py
index c314034283..29c6219d7b 100644
--- a/pySDC/implementations/sweeper_classes/Runge_Kutta.py
+++ b/pySDC/implementations/sweeper_classes/Runge_Kutta.py
@@ -470,7 +470,7 @@ class BackwardEuler(RungeKutta):
     A-stable first order method.
     """
 
-    nodes = np.array([0.0])
+    nodes = np.array([1.0])
     weights = np.array([1.0])
     matrix = np.array(
         [