Add Matrix.java

Matrix.java

@@ -0,0 +1,58 @@
+
+public class Matrix {
+	
+	private int a;
+	private int b;
+	private int c;
+	private int d;
+	private int e;
+	private int f;
+	private int g;
+	private int h;
+	private int i;
+	private int j;
+	private int k;
+	private int l;
+	
+	public Matrix(int a1, int b1, int c1, int d1, int e1, int f1, int g1, int h1, int i1, int j1, int k1, int l1) {
+		a = a1;
+		b = b1;
+		c = c1;
+		d = d1;
+		e = e1;
+		f = f1;
+		g = g1;
+		h = h1;
+		i = i1;
+		j = j1;
+		k = k1;
+		l = l1;
+	}
+	
+	public double[] solve() {
+		
+		double[] result = {0,0,0};
+		double x;
+		double y;
+		double z;
+		double y1 = (b * e) - (f * a);
+		double z1 = (c * e) - (g * a);
+		double w1 = (d * e) - (h * a);
+		double y2 = (f * i) - (j * e);
+		double z2 = (g * i) - (k * e);
+		double w2 = (h * i) - (l * e);
+		
+		z = -((w1 * y2) - (w2 * y1)) / ((z2 * y1) - (z1 * y2));
+		
+		y = (w1 - z) / y1;
+		
+		x = (d - (b * y + c * z)) / a;
+		
+		result[0] = x;
+		result[1] = y;
+		result[2] = z;
+		
+		return result;
+	}
+
+}