finished project (merged with John-Costa's branch)

UPDATE: all other people who have "commited" to this branch are actually
me, I keep forgetting to remove the names from author and committer

src/jat/examples/ThreeBodyExample/ThreeBodyAPL.java

@@ -60,23 +60,23 @@ public double[] randv() {
 		// vector v3 is x[15], x[16], x[17]
 		double[] randv = new double[18];
 		randv[0] = 2.0;
-		randv[1] = 6.0;
-		randv[2] = 7.0;
+		randv[1] = 3.0;
+		randv[2] = 3.0;
 		randv[3] = 4.0;
-		randv[4] = 8.0;
-		randv[5] = 7.0;
-		randv[6] = 5.0;
-		randv[7] = 8.0;
-		randv[8] = 3.0;
-		randv[9] = 6.0;
-		randv[10] = 8.0;
-		randv[11] = 9.0;
-		randv[12] = 0.0;
-		randv[13] = 7.0;
-		randv[14] = 4.0;
-		randv[15] = 5.0;
+		randv[4] = 5.0;
+		randv[5] = 5.0;
+		randv[6] = 4.0;
+		randv[7] = 5.0;
+		randv[8] = 6.0;
+		randv[9] = 7.0;
+		randv[10] = 7.0;
+		randv[11] = 8.0;
+		randv[12] = 9.0;
+		randv[13] = 0.0;
+		randv[14] = 0.0;
+		randv[15] = 7.0;
 		randv[16] = 7.0;
-		randv[17] = 8.0;
+		randv[17] = 7.0;
 		return randv;
 	}
 
@@ -87,11 +87,24 @@ public void init(double t0, double[] y0, double t) {
 		public void handleStep(StepInterpolator interpolator, boolean isLast) {
 			double t = interpolator.getCurrentTime();
 			double[] y = interpolator.getInterpolatedState();
+			// takes first mass elements and adds it to array
 			System.out.println(t + " " + y[0] + " " + y[1]+ " " + y[2]);
 			time.add(t);
 			xsol.add(y[0]);
 			ysol.add(y[1]);
 			zsol.add(y[2]);
+			// takes second mass elements and adds it to array
+			System.out.println(t + " " + y[6] + " " + y[7]+ " " + y[8]);
+			time.add(t);
+			xsol.add(y[6]);
+			ysol.add(y[7]);
+			zsol.add(y[8]);
+			//takes third mass elements and adds it to array
+			System.out.println(t + " " + y[12] + " " + y[13]+ " " + y[14]);
+			time.add(t);
+			xsol.add(y[12]);
+			ysol.add(y[13]);
+			zsol.add(y[14]);
 		}
 	};
 

src/jat/examples/ThreeBodyExample/ThreeBodyExample.java

@@ -118,16 +118,16 @@ public static void main(String[] args) {
 
 		// test outputs
 		// output derivatives
-		for (int i = 0; i< derivs.length; i++)
-		{
-			System.out.println(derivs[i]);
-		}
+		//for (int i = 0; i< derivs.length; i++)
+		//{
+		//	System.out.println(derivs[i]);
+		//}
 
 		// output center of mass
-		System.out.println(cm);
+		System.out.println("\nCenter of Mass: "+ cm);
 
 		// output total energy of the system
-		System.out.println(totalEnergy);
+		System.out.println("Total Energy of the System: "+ totalEnergy + "\n");
 		new FrameView(p).setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
 
 		System.out.println("end");