From 8c0687a6cd4a10a79c7a554083a35eda11cc55f0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Max=20L=C3=BCbke?= <mluebke@gfz-potsdam.de>
Date: Wed, 27 Mar 2024 20:11:45 +0000
Subject: [PATCH] Update grid dimensions validation to handle 1D grids

---
 include/tug/Grid.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/tug/Grid.hpp b/include/tug/Grid.hpp
index dee004a..c4f35ec 100644
--- a/include/tug/Grid.hpp
+++ b/include/tug/Grid.hpp
@@ -57,9 +57,9 @@ public:
    */
   Grid(int _row, int _col)
       : row(_row), col(_col), domainRow(_row), domainCol(_col) {
-    if (row <= 3 || col <= 3) {
+    if (row <= 1 || col <= 1) {
       throw std::invalid_argument(
-          "Given grid dimensions too small. Must each be greater than 3.");
+          "At least one dimension is 1. Use 1D grid for better results.");
     }
 
     this->dim = 2;