text: /**
   * Class minus - a binary expression, make substraction.
   *
   * @author Yehonatan Sofri
   * @date 09/11/2019
   */
  
  #ifndef MINUS_H_
  #define MINUS_H_
  #include "BinaryOperator.h"
  
  class Minus : public BinaryOperator {
   public:
    Minus(Expression*, Expression*);
    double calculate() override;
    ~Minus() override;
  };
  
  #endif //MINUS_H_
  