1 files changed, 13 insertions, 0 deletions
diff --git a/impl/EquationSystem.hpp b/impl/EquationSystem.hpp
index efd34b3..3232620 100644
--- a/impl/EquationSystem.hpp
+++ b/impl/EquationSystem.hpp
@@ -10,6 +10,9 @@ struct EquationSystem {
   void add(std::string k, Expression<T> v) {
     equations.insert(std::pair<std::string, Expression<T> >(k, v));
   }
+  unsigned int count() const {
+    return equations.size();
+  }
   /**
      init is the value where it STARTS, it's working the other way
      if there's no stability then it ends with -init
@@ -42,6 +45,16 @@ struct EquationSystem {
     return result;
   }
 
+  std::string output() const {
+    std::string output = "";
+    for (typename std::map<std::string, Expression<T> >::const_iterator it = equations.begin();
+         it != equations.end();
+         ++it) {
+      output += it->first + " = " + it->second.output() + "\n";
+    }
+    return output;
+  }
+
   private:
   std::map<std::string, T> eval(const std::map<std::string, T>& assignment, bool infinity, const T& infValue) const {
     std::map<std::string, T> result;