From f1af6e49ee7f30d709cf59c1d43c4a123a3dd38a Mon Sep 17 00:00:00 2001
From: scislac <scislac@users.sourceforge.net>
Date: Sun, 27 Sep 2009 18:07:53 +0000
Subject: [PATCH] Patch by Adib for 382313.

---
 src/2geom/matrix.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/2geom/matrix.cpp b/src/2geom/matrix.cpp
index 04a21d624..cc91743b1 100644
--- a/src/2geom/matrix.cpp
+++ b/src/2geom/matrix.cpp
@@ -179,7 +179,8 @@ Matrix Matrix::inverse() const {
     Matrix d;
 
     Geom::Coord const determ = det();
-    if (!are_near(determ, 0.0)) {
+    // the numerical precision of the determinant must be significant
+    if (fabs(determ) > 1e-18) {
         Geom::Coord const ideterm = 1.0 / determ;
 
         d._c[0] =  _c[3] * ideterm;
-- 
2.30.2