diff --git a/gtsam/discrete/TableFactor.cpp b/gtsam/discrete/TableFactor.cpp
index c852afdc2..e79f32bbc 100644
--- a/gtsam/discrete/TableFactor.cpp
+++ b/gtsam/discrete/TableFactor.cpp
@@ -20,7 +20,6 @@
 #include <gtsam/base/FastSet.h>
 #include <gtsam/hybrid/HybridValues.h>
 #include <gtsam/discrete/TableFactor.h>
-#include <gtsam/discrete/SparseDiscreteConditional.h>
 
 #include <boost/format.hpp>
 #include <utility>
@@ -58,16 +57,6 @@ namespace gtsam {
     sort(sorted_dkeys_.begin(), sorted_dkeys_.end());
   }
 
-  /* ************************************************************************ */
-  TableFactor::TableFactor(const SparseDiscreteConditional& c)
-      : DiscreteFactor(c.keys()),
-        sparse_table_(c.sparse_table_),
-        denominators_(c.denominators_) {
-          cardinalities_ = c.cardinalities_;
-          sorted_dkeys_ = discreteKeys();
-          sort(sorted_dkeys_.begin(), sorted_dkeys_.end());
-        }
-
   /* ************************************************************************ */
   Eigen::SparseVector<double> TableFactor::Convert(
     const std::vector<double>& table) {
diff --git a/gtsam/discrete/TableFactor.h b/gtsam/discrete/TableFactor.h
index 1a328eabf..59d601537 100644
--- a/gtsam/discrete/TableFactor.h
+++ b/gtsam/discrete/TableFactor.h
@@ -32,12 +32,14 @@
 
 namespace gtsam {
 
-  class SparseDiscreteConditional;
   class HybridValues;
 
   /**
    * A discrete probabilistic factor optimized for sparsity.
-   *
+   * Uses sparse_table_ to store only the non-zero probabilities.
+   * Computes the assigned value for the key using the ordering which the 
+   * non-zero probabilties are stored in.
+   * 
    * @ingroup discrete
    */
   class GTSAM_EXPORT TableFactor : public DiscreteFactor {
@@ -129,8 +131,6 @@ namespace gtsam {
     TableFactor(const DiscreteKey& key, const std::vector<double>& row)
         : TableFactor(DiscreteKeys{key}, row) {}
 
-    /** Construct from a DiscreteTableConditional type */
-    explicit TableFactor(const SparseDiscreteConditional& c);
 
     /// @}
     /// @name Testable