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import nu.xom.*;
import java.math.BigInteger;
import java.io.IOException;
public class MathMLFibonacci {
public static void main(String[] args) {
BigInteger low = BigInteger.ONE;
BigInteger high = BigInteger.ONE;
String namespace = "http://www.w3.org/1998/Math/MathML";
Element root = new Element("mathml:math", namespace);
for (int i = 1; i <= 10; i++) {
Element mrow = new Element("mathml:mrow", namespace);
Element mi = new Element("mathml:mi", namespace);
Element mo = new Element("mathml:mo", namespace);
Element mn = new Element("mathml:mn", namespace);
mrow.appendChild(mi);
mrow.appendChild(mo);
mrow.appendChild(mn);
root.appendChild(mrow);
mi.appendChild("f(" + i + ")");
mo.appendChild("=");
mn.appendChild(low.toString());
BigInteger temp = high;
high = high.add(low);
low = temp;
}
Document doc = new Document(root);
try {
Serializer serializer = new Serializer(System.out, "ISO-8859-1");
serializer.setIndent(4);
serializer.setMaxLength(64);
serializer.write(doc);
}
catch (IOException ex) {
System.err.println(ex);
}
}
}
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