function getOrthodoxEaster($date)
{
/*
Takes any Gregorian date and returns the Gregorian
date of Orthodox Easter for that year.
*/
$year = date("Y", $date);
$r1 = $year % 19;
$r2 = $year % 4;
$r3 = $year % 7;
$ra = 19 * $r1 + 16;
$r4 = $ra % 30;
$rb = 2 * $r2 + 4 * $r3 + 6 * $r4;
$r5 = $rb % 7;
$rc = $r4 + $r5;
//Orthodox Easter for this year will fall $rc days after April 3
return strtotime("3 April $year + $rc days");
}
?>
St Cyril of Alexandria, bishop and doctor of the Church Common of Pastors, or Common of Doctors of the Church Readings from the Common of Saints: [588] 2 Tim 4:1-5 (#722.12); Ps 89:2-3, 4-5, 21-22, 25+27 (#721.4); Matt 5:13-19 (#730.1).