From b79e5cf1a3c07cad4edcad2c909318a5a5b6115e Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Thu, 5 Feb 2026 18:05:18 +0100
Subject: Fixing boundary conditions

---
 lib/core/c++/boundary.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/core/c++/boundary.hpp')

diff --git a/lib/core/c++/boundary.hpp b/lib/core/c++/boundary.hpp
index ec16edf..6d83c79 100644
--- a/lib/core/c++/boundary.hpp
+++ b/lib/core/c++/boundary.hpp
@@ -117,7 +117,7 @@ public:
 
 		for(saw::data<sch::UInt64> k{0u}; k < saw::data<sch::UInt64>{Descriptor::Q}; ++k){
 			auto c_k = dfi::directions[k.get()];
-			if(c_k[0u]*known_dir > 0){
+			if(c_k[0u]*known_dir < 0){
 				sum_unknown_dfs += dfs_old.at({k}) * c_k[0u];
 			}
 		}
-- 
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