Runge-Kutta method: Difference between revisions

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@@ Line 316: / Line 316: @@
                 y[i + 1] = y[i] + (dy1 + 2 * dy2 + 2 * dy3 + dy4) / 6;
-                double error = y[i + 1] - solution(s[i + 1]);
+                double error = Math.Abs(y[i + 1] - solution(s[i + 1]));
-                double t_rounded = Math.Round(t + dt, 10);
+                double t_rounded = Math.Round(t + dt, 2);
-                if (Math.Round(t + dt, 1) % 1 == 0)
+                if (t_rounded % 1 == 0)
                 {
-                    Console.WriteLine(" y(" + t_rounded + ")" + " " + y[i + 1] + " ".PadRight(5) + Math.Abs(error));
+                    Console.WriteLine(" y(" + t_rounded + ")" + " " + y[i + 1] + " ".PadRight(5) + (error));
                 }