Version 1.9g

artichow/examples/math-005.php

@@ -0,0 +1,34 @@
+<?php
+/*
+ * This work is hereby released into the Public Domain.
+ * To view a copy of the public domain dedication,
+ * visit http://creativecommons.org/licenses/publicdomain/ or send a letter to
+ * Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.
+ *
+ */
+
+require_once "../MathPlot.class.php";
+
+
+$graph = new Graph(300, 300);
+
+$plot = new MathPlot(-3, 3, 2, -3);
+$plot->setInterval(0.05);
+
+$function = new MathFunction('sqrt', 0);
+$plot->add($function, "sqrt(x)");
+
+function x2($x) {
+	return - $x * $x;
+}
+
+$function = new MathFunction('sin', -2, 2);
+$function->setColor(new DarkBlue);
+$plot->add($function, "sin(x) (-2 < x < 2)");
+
+$plot->legend->setPosition(0.98, 0.8);
+$plot->legend->setTextFont(new Tuffy(8));
+
+$graph->add($plot);
+$graph->draw();
+?>