From e4c775b986f957b3d5dade54fbf15fcfebf15099 Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Thu, 2 Feb 2023 19:26:51 +0100
Subject: [PATCH] embeddings:: fixed map over itself in spherical product
 embedding

---
 embeddings.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/embeddings.cpp b/embeddings.cpp
index 89688082..60546eb8 100644
--- a/embeddings.cpp
+++ b/embeddings.cpp
@@ -591,7 +591,7 @@ struct emb_euc_in_product : emb_euclid_noniso {
     ld bz = zlevel(a);
     auto h1 = a / exp(bz);
     ld by = asin_auto(h1[1]);
-    ld bx = atan_auto(h1[0] / h1[2]);
+    ld bx = atan2_auto(h1[0], h1[2]);
     return hyperpoint(bx, by, bz, 1);
     }
   transmatrix get_lsti() override { return cspin90(2, 1); }