numbers.h

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#ifndef NUMBERS_H
#define NUMBERS_H

typedef enum{
  INT_NUMBER,
    COMPLEX_NUMBER,
    MATRIX,
    ERROR}
  number_type;

typedef struct NB number;

typedef struct Matrix matrix;

typedef union{
  int intval;
  double doublePair[2];
  matrix * matval;
} value_type;



struct NB{
  number_type type;
  value_type val;
  number (*add)();
  number (*mult)();
  number (*getUnit)();
  number (*getZero)();
  void (*display)();
};

number add(const number x,const number y);
number mult(const number x,const number y);

number getUnit(const number x);

number getZero(const number y);

void display(const number);

number power(number x, int n);



extern number error;

number getIntNumber(const int i);
number getComplexNumber(double x, double y);


#endif

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