From f7bcadab50d733e1a5342998972a9c6e7138493a Mon Sep 17 00:00:00 2001
From: Zeno Rogue <zeno@attnam.com>
Date: Thu, 16 Sep 2021 22:04:24 +0200
Subject: [PATCH] intra:: fix

---
 intra.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/intra.cpp b/intra.cpp
index a9600f2f..3d7b68f0 100644
--- a/intra.cpp
+++ b/intra.cpp
@@ -71,10 +71,10 @@ hyperpoint portal_data::to_poco(hyperpoint h) const {
 
 hyperpoint portal_data::from_poco(hyperpoint h) const {
   if(prod && kind == 1) {
-    ld d = h[2];
+    ld xd = h[2];
     h[2] = 1;
     auto z = product_decompose(h).first;
-    return h * exp(d+d-z);
+    return h * exp(d+xd-z);
     }
   else if(prod && kind == 0) {
     auto h0 = h;