Java Source Code for Julia Set Plot of Complex Logistic Equation

import java.applet.*;import java.awt.*;class logistic_juliaPlot extends Canvas {	private int maxcol = 399, maxrow = 399, max_colors = 16,                max_iterations = 256, max_size = 4;	private Color cmap[];	private void plot(Graphics g, int x, int y, int color_index) {				g.setColor(cmap[color_index]);		g.drawLine(x,y, x, y);	}	public logistic_juliaPlot() {            cmap = new Color[max_colors];            cmap[0] = Color.black;            cmap[1] = new Color(0, 0, 168);            cmap[2] = new Color(100, 50, 0);            cmap[3] = new Color(0, 168, 168);            cmap[4] = new Color(168, 0, 0);            cmap[5] = new Color(168, 0, 168);            cmap[6] = new Color(168, 84, 0);            cmap[7] = new Color(168, 168, 168);            cmap[8] = new Color(84, 84, 84);            cmap[9] = new Color(84, 84, 255);            cmap[10] = new Color(84, 255, 84);            cmap[11] = new Color(84, 255, 255);            cmap[12] = new Color(255, 84, 84);            cmap[13] = new Color(255, 84, 255);            cmap[14] = new Color(255, 255, 84);            cmap[15] = Color.white;	}	public void paint(Graphics g) {		float Q[] = new float[400];		double Pmax = 1.5, Pmin = -.5, Qmax = .7, Qmin = -.7, A = 1.678, B = .95,			P, deltaP, deltaQ, X, Y, Xfactor,Yfactor, Xsquare, Ysquare;		int color, row, col;//(1.68,.95)		deltaP = (Pmax-Pmin)/(double)(maxcol-1);		deltaQ = (Qmax-Qmin)/(double)(maxrow-1);		for (row=0;row<=maxrow;row++) {			Q[row] = (float)(Qmin+row*deltaQ);		}		for (col=0;col<=maxcol;col++) {			P = Pmin+col*deltaP;			for(row=0;row<=maxrow;row++){				X = P; Y = Q[row];				color = 0;                                for(color=0; color<=max_iterations-1; color++) {					Xfactor = X-X*X+Y*Y;					Yfactor = 2*X*Y-Y;					X = A*Xfactor+B*Yfactor;					Y = B*Xfactor-A*Yfactor;					Xsquare = X*X;					Ysquare = Y*Y;					if((Xsquare+Ysquare)>max_size) break;				}				plot(g,col,row,(int)(color%max_colors));			}		}	}	} 	public class logistic_julia extends Applet {		private logistic_juliaPlot canvas;				public void init() {			setLayout(new BorderLayout());			canvas = new logistic_juliaPlot();			add("Center", canvas);			}	}