1 files changed, 6 insertions, 0 deletions
diff --git a/include/simplifier.hpp b/include/simplifier.hpp
index 948c569..dcc3225 100644
--- a/include/simplifier.hpp
+++ b/include/simplifier.hpp
@@ -1,3 +1,7 @@
+/* PIA - Lenguajes Modernos de Programación
+ * FACULTAD DE CIENCIAS FÍSICO MATEMÁTICAS
+ * Luis Sebastián Martínez Vega - LCC */
+
 #ifndef SIMPLIFIER_H
 #define SIMPLIFIER_H
 #include "expressions.hpp"
@@ -5,12 +9,14 @@
 class Simplifier {
 private:
   void simplifyChildren(Expression *root, Expression *left, Expression *right);
+  Expression *ruleEval(Expression *expr);
   Expression *ruleMultiplyByOne(MultiplicationExpression *expr);
   Expression *ruleDivideByOne(DivisionExpression *expr);
   Expression *ruleMultiplyByZero(MultiplicationExpression *expr);
   Expression *ruleZeroDivision(DivisionExpression *expr);
   Expression *ruleOnePower(PowerExpression *expr);
   Expression *ruleZeroPower(PowerExpression *expr);
+  Expression *addZero(AddExpression *expr);
 public:
   Expression *visit(Variable *expr);
   Expression *visit(Literal *expr);