Calendars v0.1.4 Calendars.Julian View Source

Documentation for the Julian calendar (DR4).

Link to this section Summary

Types

t()

Functions

alt_orthodox_easter(g_year)

Easter (Orthodox) Alt.

date(year, month, day)

Returns a Julian date from its parts.

days_in_month(julian_date)

Returns the number of days in the month of _julian_date.

eastern_orthodox_christmas(g_year)

Christmas (Orthodox).

epoch()

Returns the epoch of the Julian calendar.

from_date(source_calendar_date, source_calendar)

Converts source_calendar_date of the source_calendar into the corresponding Julian date.

from_fixed(fixed)

Converts the fixed date in to the corresponding Julian date.

from_jd(jd)

Converts the Julian Day number jd into the corresponding Julian date.

is_leap?(julian_date)

Returns true if the given year is a Julian leap year.

keyword()

Returns the keyword used to access data in the DR4 sample data.

leap_year?(j_year)

Returns true, if j_year is a leap year.

orthodox_easter(g_year)

Easter (Orthodox).

to_date(julian_date, target_calendar)

Converts julian_date into the corresponding date of target_calendar.

to_fixed(julian_date)

Converts julian_date into the corresponding fixed date.

to_jd(julian_date)

Converts julian_date into the corresponding Julian Day number.

Link to this section Types

t()

Specs

t() :: {year(), month(), day()}

Link to this section Functions