calendar-mayan-previous-round-date

calendar-mayan-previous-round-date is an interactive autoloaded Lisp function in `cal-mayan.el'.


(calendar-mayan-previous-round-date TZOLKIN-DATE HAAB-DATE &optional NOECHO)

Move to previous instance of Mayan TZOLKIN-DATE HAAB-DATE combination.
Echo Mayan date unless NOECHO is non-nil.