/easter-date

Calculation the date of Easter for Gregorian and Julian calendar

Primary LanguagePHPMIT LicenseMIT

Calculation the date of Easter

The physicist Carl Friedrich Gauss (1777-1855) developed the Gauss algorithm. The algorithm calculates the sunday of Easter for any year without knowing the moon calendar.

Physikalisch-Technische Bundesanstalt (PTB)

In the Gauss algorithm has exceptions, these were extended by Dr Heiner Lichtenberg.

This PHP script contains the adaptations of Lichtenberg.

Functions

  • The sunday of Easter for Gregorian calendar
  • The sunday of Easter for Julian calendar of orthodox