nmin (';' LIST )*

static String	_nmin	= "${nmin;<list>[;<list>...]}";

public String _nmin(String args[]) throws Exception {
	verifyCommand(args, _nmin, null, 2, Integer.MAX_VALUE);

	List<String> list = toList(args, 1, args.length);
	double d = Double.NaN;

	for (String s : list) {
		double v = Double.parseDouble(s);
		if (Double.isNaN(d) || v < d)
			d = v;
	}
	return toString(d);
}