Matrix2x2.hpp
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Matrix2x2.hpp
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			#ifndef Matrix2x2HEADERDEF
			#define Matrix2x2HEADERDEF

			#include <iostream>

			class Matrix2x2
			{
			private:
			// Private data members
			// We can store the data members as a 1D array:
			// M[i][j] = mMatrix[2 * i + j]
			double matrix[4];

			public:
			// CONSTRUCTORS
			Matrix2x2();
			// Overriden Copy constructor
			Matrix2x2(const Matrix2x2& m);
			// Alternate constructor (4 entry)
			Matrix2x2(const double m11, const double m12,
			const double m21, const double m22);
			// Deconstructor
			virtual ~Matrix2x2();

			// METHODS
			// Method to get the matrix value
			double Get(const int& i, const int& j) const;
			// Method used to compute the determinant
			double getDeterminant() const;
			// Compute inverse of the matrix
			Matrix2x2 Inverse() const;

			// OPERATORS
			// Overload assignment operator
			Matrix2x2& operator=(const Matrix2x2& m);
			// Overload unary operator
			Matrix2x2 operator-() const;
			// Overload plus operator
			Matrix2x2 operator+(const Matrix2x2& m) const;
			// Overload minus operator
			Matrix2x2 operator-(const Matrix2x2& m) const;

			// Method to multiply by a constant
			void Multiply(const double d);

			// Friends
			friend std::ostream& operator<<(std::ostream& output,
			const Matrix2x2& z);

			};


			#endif
			//Code from Chapter06.tex line 746 save as ComplexNumber.hpp