From e80869e14e3a83cf3402953e4641ea8b1583b1b4 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Thu, 10 Oct 2019 13:48:43 +0200
Subject: [PATCH] fixed a bug in octahedral honeycombs

---
 reg3.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/reg3.cpp b/reg3.cpp
index e4945a1f..bc0b58b9 100644
--- a/reg3.cpp
+++ b/reg3.cpp
@@ -82,6 +82,7 @@ EX namespace reg3 {
       });
     
     if(S7 == 8) {
+      angle_between_faces = min(angle_between_faces, M_PI - angle_between_faces);
       /* 24-cell is a special case because it is the only one with '4' in the middle of the Schlaefli symbol. */
       /* The computations above assume 3 */
       hyperpoint h1 = hpxy3(.5,.5,.5);