import java.awt.Graphics; public class Cosseno0 extends java.applet.Applet { double f(double x) { return (Math.cos(x/6) + 2) * getSize().height / 4; } public void paint(Graphics g) { for (int x = 0 ; x < getSize().width ; x++) { g.drawLine(x, (int)f(x), x + 1, (int)f(x + 1)); } } public String getAppletInfo() { return "Um cosseno."; } }