write function(method) definition of method given above keep it simple because I am beginner.
void set()
void set(int)
void set(int ,int)
void set(int ,int ,int)
void set(const Matrix &)
void print()const
int isSqrMatrix()const
int isNullMatrix()const
int isUnitMatrix()const
int isIdentityMatrix()const
int isSymeticMatrix()const
int Equals(const Matrix)const
write function(method) definition of method given above keep it simple because I am beginner.