From 7a08a00c7aea417f03c97dd4aa4192e3fc481ea1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Loriot?= <sebastien.loriot@cgal.org>
Date: Tue, 2 Sep 2025 10:54:45 +0200
Subject: [PATCH] tolerance for FT without sqrt

---
 Apollonius_graph_2/include/CGAL/Parabola_segment_2.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Apollonius_graph_2/include/CGAL/Parabola_segment_2.h b/Apollonius_graph_2/include/CGAL/Parabola_segment_2.h
index 7c03ff5d5e5..cb74c18204d 100644
--- a/Apollonius_graph_2/include/CGAL/Parabola_segment_2.h
+++ b/Apollonius_graph_2/include/CGAL/Parabola_segment_2.h
@@ -63,7 +63,7 @@ public:
   }
 
   int compute_k(const FT tt, const FT STEP) const {
-    return int(CGAL::to_double(CGAL::sqrt(tt / STEP)));
+    return int(CGAL::to_double(CGAL::approximate_sqrt(tt / STEP)));
   }
 
   // s0 and s1 define a desired drawing "range"