diff --git a/src/pex/pex/pexSquareCountingRExtractor.cc b/src/pex/pex/pexSquareCountingRExtractor.cc
index 97a96c1d1..0ad1bfa27 100644
--- a/src/pex/pex/pexSquareCountingRExtractor.cc
+++ b/src/pex/pex/pexSquareCountingRExtractor.cc
@@ -167,7 +167,7 @@ SquareCountingRExtractor::do_extract (const db::Polygon &db_poly, const std::vec
     if (r == 0) {
       rnetwork.create_element (pex::RElement::short_value (), pl->second, pl_next->second);
     } else {
-      rnetwork.create_element (r, pl->second, pl_next->second);
+      rnetwork.create_element (1.0 / r, pl->second, pl_next->second);
     }
 
   }
diff --git a/src/pex/pex/pexTriangulationRExtractor.cc b/src/pex/pex/pexTriangulationRExtractor.cc
index fabc3789e..e52a40f88 100644
--- a/src/pex/pex/pexTriangulationRExtractor.cc
+++ b/src/pex/pex/pexTriangulationRExtractor.cc
@@ -55,6 +55,8 @@ TriangulationRExtractor::extract (const db::Polygon &polygon, const std::vector<
 
     tri.triangulate (polygon, vertex_ports, m_tri_param, trans);
 
+    plc.dump ("debug.gds");
+
   } else {
 
     tl::SelfTimer timer_tri (tl::verbosity () >= m_tri_param.base_verbosity + 11, "Triangulation step");
diff --git a/src/pex/unit_tests/pexSquareCountingRExtractorTests.cc b/src/pex/unit_tests/pexSquareCountingRExtractorTests.cc
index 77af14a1e..3da3d7b58 100644
--- a/src/pex/unit_tests/pexSquareCountingRExtractorTests.cc
+++ b/src/pex/unit_tests/pexSquareCountingRExtractorTests.cc
@@ -75,7 +75,7 @@ TEST(basic)
   rex.do_extract (poly, ports, rn);
 
   EXPECT_EQ (rn.to_string (),
-    "R $0 $1 0.390865\n"   //  w ramp w=100 to 1000 over x=0 to 1000 (squares = (x2-x1)/(w2-w1)*log(w2/w1) by integration)
+    "R $0 $1 2.55843\n"    //  w ramp w=100 to 1000 over x=0 to 1000 (squares = (x2-x1)/(w2-w1)*log(w2/w1) by integration)
     "R $1 $2 0\n"          //  transition from y=50 to y=500 parallel to current direction
     "R $2 $3 1"            //  1 square between x=1000 and 2000 (w=1000)
   );
@@ -100,7 +100,7 @@ TEST(basic)
   EXPECT_EQ (rn.to_string (),
     "R $1 $3 1\n"
     "R $1 $2 0\n"
-    "R $0 $2 0.390865"
+    "R $0 $2 2.55843"
   );
 }
 
@@ -135,8 +135,54 @@ TEST(extraction)
   rex.extract (poly, vertex_ports, polygon_ports, rn);
 
   EXPECT_EQ (rn.to_string (),
-    "R $0 V0 0.0952381\n"
-    "R $0 V1 0.166667\n"
-    "R $0 P0 0.117647"
+    "R $0 V0 10.5\n"
+    "R $0 V1 6\n"
+    "R $0 P0 8.5"
+  )
+}
+
+TEST(extraction_meander)
+{
+  db::Point contour[] = {
+    db::Point (0, 0),
+    db::Point (0, 1000),
+    db::Point (1600, 1000),
+    db::Point (1600, 600),
+    db::Point (2000, 600),
+    db::Point (2000, 1000),
+    db::Point (3600, 1000),
+    db::Point (3600, 600),
+    db::Point (4000, 600),
+    db::Point (4000, 1000),
+    db::Point (4600, 1000),
+    db::Point (4600, 0),
+    db::Point (3000, 0),
+    db::Point (3000, 400),
+    db::Point (2600, 400),
+    db::Point (2600, 0),
+    db::Point (1000, 0),
+    db::Point (1000, 400),
+    db::Point (600, 400),
+    db::Point (600, 0)
+  };
+
+  db::Polygon poly;
+  poly.assign_hull (contour + 0, contour + sizeof (contour) / sizeof (contour[0]));
+
+  double dbu = 0.001;
+
+  pex::RNetwork rn;
+  pex::SquareCountingRExtractor rex (dbu);
+
+  std::vector<db::Point> vertex_ports;
+  vertex_ports.push_back (db::Point (300, 0));      //  V0
+  vertex_ports.push_back (db::Point (4300, 1000));  //  V1
+
+  std::vector<db::Polygon> polygon_ports;
+
+  rex.extract (poly, vertex_ports, polygon_ports, rn);
+
+  EXPECT_EQ (rn.to_string (),
+    "R V0 V1 10.0544"          //  that is pretty much the length of the center line / width :)
   )
 }
diff --git a/src/pex/unit_tests/pexTriangulationRExtractorTests.cc b/src/pex/unit_tests/pexTriangulationRExtractorTests.cc
index b2bfff50c..09f1fce8f 100644
--- a/src/pex/unit_tests/pexTriangulationRExtractorTests.cc
+++ b/src/pex/unit_tests/pexTriangulationRExtractorTests.cc
@@ -313,3 +313,51 @@ TEST(extraction_analytic_disc)
   )
 }
 
+TEST(extraction_meander)
+{
+  db::Point contour[] = {
+    db::Point (0, 0),
+    db::Point (0, 1000),
+    db::Point (1600, 1000),
+    db::Point (1600, 600),
+    db::Point (2000, 600),
+    db::Point (2000, 1000),
+    db::Point (3600, 1000),
+    db::Point (3600, 600),
+    db::Point (4000, 600),
+    db::Point (4000, 1000),
+    db::Point (4600, 1000),
+    db::Point (4600, 0),
+    db::Point (3000, 0),
+    db::Point (3000, 400),
+    db::Point (2600, 400),
+    db::Point (2600, 0),
+    db::Point (1000, 0),
+    db::Point (1000, 400),
+    db::Point (600, 400),
+    db::Point (600, 0)
+  };
+
+  db::Polygon poly;
+  poly.assign_hull (contour + 0, contour + sizeof (contour) / sizeof (contour[0]));
+
+  double dbu = 0.001;
+
+  pex::RNetwork rn;
+  pex::TriangulationRExtractor rex (dbu);
+  rex.triangulation_parameters ().max_area = 10000 * dbu * dbu;
+  rex.triangulation_parameters ().min_b = 0.3;
+
+  std::vector<db::Point> vertex_ports;
+  vertex_ports.push_back (db::Point (300, 0));      //  V0
+  vertex_ports.push_back (db::Point (4300, 1000));  //  V1
+
+  std::vector<db::Polygon> polygon_ports;
+
+  rex.extract (poly, vertex_ports, polygon_ports, rn);
+
+  EXPECT_EQ (rn.to_string (),
+    "R V0 V1 8.75751"          //  what is the "real" value?
+  )
+}
+