Created
December 13, 2014 14:30
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easter.fs
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| let ``In Western Christianity, using the Gregorian calendar, Easter always falls on a Sunday between 22 March and 25 April inclusive``(date: DateTime) = | |
| let easter = EasterDay date.Year | |
| let firstPossibleDay = new DateTime(date.Year, 3, 22) | |
| let lastPossibleDay = new DateTime(date.Year, 4, 25) | |
| easter >= firstPossibleDay && easter <= lastPossibleDay && easter.DayOfWeek = DayOfWeek.Sunday |
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