diff --git a/internal/ceres/generate_eliminator_specialization.py b/internal/ceres/generate_eliminator_specialization.py
index 78f779f..5b5a866 100644
--- a/internal/ceres/generate_eliminator_specialization.py
+++ b/internal/ceres/generate_eliminator_specialization.py
@@ -59,6 +59,7 @@
                    (2, 3, "Eigen::Dynamic"),
                    (2, 4, 3),
                    (2, 4, 4),
+                   (2, 4, 9),
                    (2, 4, "Eigen::Dynamic"),
                    (2, "Eigen::Dynamic", "Eigen::Dynamic"),
                    (4, 4, 2),
diff --git a/internal/ceres/generate_partitioned_matrix_view_specializations.py b/internal/ceres/generate_partitioned_matrix_view_specializations.py
index c6ab573..34a65cb 100644
--- a/internal/ceres/generate_partitioned_matrix_view_specializations.py
+++ b/internal/ceres/generate_partitioned_matrix_view_specializations.py
@@ -57,6 +57,7 @@
                    (2, 3, "Eigen::Dynamic"),
                    (2, 4, 3),
                    (2, 4, 4),
+                   (2, 4, 9),
                    (2, 4, "Eigen::Dynamic"),
                    (2, "Eigen::Dynamic", "Eigen::Dynamic"),
                    (4, 4, 2),
@@ -103,7 +104,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 """
 
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_2_2.cc b/internal/ceres/generated/partitioned_matrix_view_2_2_2.cc
index 3079cff..d7bd14c 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_2_2.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_2_2.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_2_3.cc b/internal/ceres/generated/partitioned_matrix_view_2_2_3.cc
index d2ea113..6fca7b3 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_2_3.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_2_3.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_2_4.cc b/internal/ceres/generated/partitioned_matrix_view_2_2_4.cc
index 4e59910..73c9100 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_2_4.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_2_4.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_2_d.cc b/internal/ceres/generated/partitioned_matrix_view_2_2_d.cc
index 8239295..8315e6a 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_2_d.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_2_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_3_3.cc b/internal/ceres/generated/partitioned_matrix_view_2_3_3.cc
index b408ca5..dc62c20 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_3_3.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_3_3.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_3_4.cc b/internal/ceres/generated/partitioned_matrix_view_2_3_4.cc
index fc468bf..de63651 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_3_4.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_3_4.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_3_9.cc b/internal/ceres/generated/partitioned_matrix_view_2_3_9.cc
index 3633a1c..f85bd62 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_3_9.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_3_9.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_3_d.cc b/internal/ceres/generated/partitioned_matrix_view_2_3_d.cc
index 8314727..2fe07be 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_3_d.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_3_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_4_3.cc b/internal/ceres/generated/partitioned_matrix_view_2_4_3.cc
index 04ebe93..ed87dcf 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_4_3.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_4_3.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_4_4.cc b/internal/ceres/generated/partitioned_matrix_view_2_4_4.cc
index 5374554..5e9a339 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_4_4.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_4_4.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_4_9.cc b/internal/ceres/generated/partitioned_matrix_view_2_4_9.cc
new file mode 100644
index 0000000..8fea0bd
--- /dev/null
+++ b/internal/ceres/generated/partitioned_matrix_view_2_4_9.cc
@@ -0,0 +1,56 @@
+// Ceres Solver - A fast non-linear least squares minimizer
+// Copyright 2013 Google Inc. All rights reserved.
+// http://code.google.com/p/ceres-solver/
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// * Redistributions of source code must retain the above copyright notice,
+//   this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above copyright notice,
+//   this list of conditions and the following disclaimer in the documentation
+//   and/or other materials provided with the distribution.
+// * Neither the name of Google Inc. nor the names of its contributors may be
+//   used to endorse or promote products derived from this software without
+//   specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+// Author: sameeragarwal@google.com (Sameer Agarwal)
+//
+// Template specialization of PartitionedMatrixView.
+//
+// ========================================
+// THIS FILE IS AUTOGENERATED. DO NOT EDIT.
+// THIS FILE IS AUTOGENERATED. DO NOT EDIT.
+// THIS FILE IS AUTOGENERATED. DO NOT EDIT.
+// THIS FILE IS AUTOGENERATED. DO NOT EDIT.
+//=========================================
+//
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
+// Editing it manually is not recommended.
+
+#ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
+
+#include "ceres/partitioned_matrix_view_impl.h"
+#include "ceres/internal/eigen.h"
+
+namespace ceres {
+namespace internal {
+
+template class PartitionedMatrixView<2, 4, 9>;
+
+}  // namespace internal
+}  // namespace ceres
+
+#endif  // CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_4_d.cc b/internal/ceres/generated/partitioned_matrix_view_2_4_d.cc
index 69eccf9..d9e743b 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_4_d.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_4_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_2_d_d.cc b/internal/ceres/generated/partitioned_matrix_view_2_d_d.cc
index 3238812..1f26134 100644
--- a/internal/ceres/generated/partitioned_matrix_view_2_d_d.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_2_d_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_4_4_2.cc b/internal/ceres/generated/partitioned_matrix_view_4_4_2.cc
index 1a223ff..c3c0610 100644
--- a/internal/ceres/generated/partitioned_matrix_view_4_4_2.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_4_4_2.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_4_4_3.cc b/internal/ceres/generated/partitioned_matrix_view_4_4_3.cc
index d50c18d..34a0944 100644
--- a/internal/ceres/generated/partitioned_matrix_view_4_4_3.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_4_4_3.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_4_4_4.cc b/internal/ceres/generated/partitioned_matrix_view_4_4_4.cc
index adf7783..a790d0d 100644
--- a/internal/ceres/generated/partitioned_matrix_view_4_4_4.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_4_4_4.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_4_4_d.cc b/internal/ceres/generated/partitioned_matrix_view_4_4_d.cc
index 06f75ea..467fb0e 100644
--- a/internal/ceres/generated/partitioned_matrix_view_4_4_d.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_4_4_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/partitioned_matrix_view_d_d_d.cc b/internal/ceres/generated/partitioned_matrix_view_d_d_d.cc
index b392fd5..a3308ed 100644
--- a/internal/ceres/generated/partitioned_matrix_view_d_d_d.cc
+++ b/internal/ceres/generated/partitioned_matrix_view_d_d_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 
diff --git a/internal/ceres/generated/schur_eliminator_2_2_2.cc b/internal/ceres/generated/schur_eliminator_2_2_2.cc
index 7f9ce14..696632b 100644
--- a/internal/ceres/generated/schur_eliminator_2_2_2.cc
+++ b/internal/ceres/generated/schur_eliminator_2_2_2.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_2_3.cc b/internal/ceres/generated/schur_eliminator_2_2_3.cc
index d9ab1dd..2b92a16 100644
--- a/internal/ceres/generated/schur_eliminator_2_2_3.cc
+++ b/internal/ceres/generated/schur_eliminator_2_2_3.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_2_4.cc b/internal/ceres/generated/schur_eliminator_2_2_4.cc
index a268810..5ed1625 100644
--- a/internal/ceres/generated/schur_eliminator_2_2_4.cc
+++ b/internal/ceres/generated/schur_eliminator_2_2_4.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_2_d.cc b/internal/ceres/generated/schur_eliminator_2_2_d.cc
index 46f9492..4a73090 100644
--- a/internal/ceres/generated/schur_eliminator_2_2_d.cc
+++ b/internal/ceres/generated/schur_eliminator_2_2_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_3_3.cc b/internal/ceres/generated/schur_eliminator_2_3_3.cc
index ce53c6c..a425560 100644
--- a/internal/ceres/generated/schur_eliminator_2_3_3.cc
+++ b/internal/ceres/generated/schur_eliminator_2_3_3.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_3_4.cc b/internal/ceres/generated/schur_eliminator_2_3_4.cc
index 7f6d41d..b71a48c 100644
--- a/internal/ceres/generated/schur_eliminator_2_3_4.cc
+++ b/internal/ceres/generated/schur_eliminator_2_3_4.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_3_9.cc b/internal/ceres/generated/schur_eliminator_2_3_9.cc
index 10f84af..e0c265f 100644
--- a/internal/ceres/generated/schur_eliminator_2_3_9.cc
+++ b/internal/ceres/generated/schur_eliminator_2_3_9.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_3_d.cc b/internal/ceres/generated/schur_eliminator_2_3_d.cc
index 047d473..31d5d6b 100644
--- a/internal/ceres/generated/schur_eliminator_2_3_d.cc
+++ b/internal/ceres/generated/schur_eliminator_2_3_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_4_3.cc b/internal/ceres/generated/schur_eliminator_2_4_3.cc
index 12fdb86..cc8270d 100644
--- a/internal/ceres/generated/schur_eliminator_2_4_3.cc
+++ b/internal/ceres/generated/schur_eliminator_2_4_3.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_4_4.cc b/internal/ceres/generated/schur_eliminator_2_4_4.cc
index 0e29dc1..d600a8b 100644
--- a/internal/ceres/generated/schur_eliminator_2_4_4.cc
+++ b/internal/ceres/generated/schur_eliminator_2_4_4.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_4_9.cc b/internal/ceres/generated/schur_eliminator_2_4_9.cc
new file mode 100644
index 0000000..6de47d5
--- /dev/null
+++ b/internal/ceres/generated/schur_eliminator_2_4_9.cc
@@ -0,0 +1,56 @@
+// Ceres Solver - A fast non-linear least squares minimizer
+// Copyright 2010, 2011, 2012, 2013 Google Inc. All rights reserved.
+// http://code.google.com/p/ceres-solver/
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// * Redistributions of source code must retain the above copyright notice,
+//   this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above copyright notice,
+//   this list of conditions and the following disclaimer in the documentation
+//   and/or other materials provided with the distribution.
+// * Neither the name of Google Inc. nor the names of its contributors may be
+//   used to endorse or promote products derived from this software without
+//   specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+// Author: sameeragarwal@google.com (Sameer Agarwal)
+//
+// Template specialization of SchurEliminator.
+//
+// ========================================
+// THIS FILE IS AUTOGENERATED. DO NOT EDIT.
+// THIS FILE IS AUTOGENERATED. DO NOT EDIT.
+// THIS FILE IS AUTOGENERATED. DO NOT EDIT.
+// THIS FILE IS AUTOGENERATED. DO NOT EDIT.
+//=========================================
+//
+// This file is generated using generate_eliminator_specialization.py.
+// Editing it manually is not recommended.
+
+#ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
+
+#include "ceres/schur_eliminator_impl.h"
+#include "ceres/internal/eigen.h"
+
+namespace ceres {
+namespace internal {
+
+template class SchurEliminator<2, 4, 9>;
+
+}  // namespace internal
+}  // namespace ceres
+
+#endif  // CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_2_4_d.cc b/internal/ceres/generated/schur_eliminator_2_4_d.cc
index 4d4ac56..716e789 100644
--- a/internal/ceres/generated/schur_eliminator_2_4_d.cc
+++ b/internal/ceres/generated/schur_eliminator_2_4_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_4_4_2.cc b/internal/ceres/generated/schur_eliminator_4_4_2.cc
index 4ad7d41..f944f74 100644
--- a/internal/ceres/generated/schur_eliminator_4_4_2.cc
+++ b/internal/ceres/generated/schur_eliminator_4_4_2.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_4_4_3.cc b/internal/ceres/generated/schur_eliminator_4_4_3.cc
index 87f2fc5..9787b96 100644
--- a/internal/ceres/generated/schur_eliminator_4_4_3.cc
+++ b/internal/ceres/generated/schur_eliminator_4_4_3.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_4_4_4.cc b/internal/ceres/generated/schur_eliminator_4_4_4.cc
index 8b3f570..1a25bd0 100644
--- a/internal/ceres/generated/schur_eliminator_4_4_4.cc
+++ b/internal/ceres/generated/schur_eliminator_4_4_4.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_4_4_d.cc b/internal/ceres/generated/schur_eliminator_4_4_d.cc
index b21feb2..7ddea9f 100644
--- a/internal/ceres/generated/schur_eliminator_4_4_d.cc
+++ b/internal/ceres/generated/schur_eliminator_4_4_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 #ifndef CERES_RESTRICT_SCHUR_SPECIALIZATION
diff --git a/internal/ceres/generated/schur_eliminator_d_d_d.cc b/internal/ceres/generated/schur_eliminator_d_d_d.cc
index d483db7..d54a03c 100644
--- a/internal/ceres/generated/schur_eliminator_d_d_d.cc
+++ b/internal/ceres/generated/schur_eliminator_d_d_d.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specializations.py.
+// This file is generated using generate_eliminator_specialization.py.
 // Editing it manually is not recommended.
 
 
diff --git a/internal/ceres/partitioned_matrix_view.cc b/internal/ceres/partitioned_matrix_view.cc
index 7936a40..e6c0fe4 100644
--- a/internal/ceres/partitioned_matrix_view.cc
+++ b/internal/ceres/partitioned_matrix_view.cc
@@ -37,7 +37,7 @@
 // THIS FILE IS AUTOGENERATED. DO NOT EDIT.
 //=========================================
 //
-// This file is generated using generate_eliminator_specialization.py.
+// This file is generated using generate_partitioned_matrix_view_specializations.py.
 // Editing it manually is not recommended.
 
 #include "ceres/linear_solver.h"
@@ -113,6 +113,12 @@
   }
   if ((options.row_block_size == 2) &&
       (options.e_block_size == 4) &&
+      (options.f_block_size == 9)) {
+    return new PartitionedMatrixView<2, 4, 9>(
+                 matrix, options.elimination_groups[0]);
+  }
+  if ((options.row_block_size == 2) &&
+      (options.e_block_size == 4) &&
       (options.f_block_size == Eigen::Dynamic)) {
     return new PartitionedMatrixView<2, 4, Eigen::Dynamic>(
                  matrix, options.elimination_groups[0]);
diff --git a/internal/ceres/schur_eliminator.cc b/internal/ceres/schur_eliminator.cc
index 25103dc..2701683 100644
--- a/internal/ceres/schur_eliminator.cc
+++ b/internal/ceres/schur_eliminator.cc
@@ -102,6 +102,11 @@
   }
   if ((options.row_block_size == 2) &&
       (options.e_block_size == 4) &&
+      (options.f_block_size == 9)) {
+    return new SchurEliminator<2, 4, 9>(options);
+  }
+  if ((options.row_block_size == 2) &&
+      (options.e_block_size == 4) &&
       (options.f_block_size == Eigen::Dynamic)) {
     return new SchurEliminator<2, 4, Eigen::Dynamic>(options);
   }