On Tue, Jul 05, 2005 at 09:18:23AM +0900, Olaf Meeuwissen wrote: > Keld Jørn Simonsen <keld@dkuug.dk> writes: > > > FYI, the Hebrew calendar has 13 months in a "leap" year. The Baha'i > calendar has 20 months. How is this controlled? I know one can figure out when easter is each year, is it an algorithm like that? (I know, should google...) And Baha'i - is that calculable? Best regards keld