Module calendrica-ecclesiastical
Ecclesiastical Easter and related holiday calculations.
Ported from “Calendrical Calculations” (4th edition) by Nachum Dershowitz and Edward M. Reingold. Original Lisp code (CALENDRICA 4.0) is Apache 2.0 licensed.
Info:
- Release: 0.2 2026-10-13
Functions
| orthodox_easter (g_year) | Fixed date of Orthodox Easter in Gregorian year g_year. |
| easter (g_year) | Fixed date of Easter in Gregorian year g_year. |
| pentecost (g_year) | Fixed date of Pentecost in Gregorian year g_year (49 days after Easter). |
Functions
- orthodox_easter (g_year)
-
Fixed date of Orthodox Easter in Gregorian year
g_year.Parameters:
- g_year number Gregorian year.
Returns:
-
number
Fixed date.
- easter (g_year)
-
Fixed date of Easter in Gregorian year
g_year.Parameters:
- g_year number Gregorian year.
Returns:
-
number
Fixed date.
- pentecost (g_year)
-
Fixed date of Pentecost in Gregorian year
g_year(49 days after Easter).Parameters:
- g_year number Gregorian year.
Returns:
-
number
Fixed date.