Holy Week lamp or candle usually situated next to the tabernacle denoting the Presence of Christ is put out, and the remaining Eucharistic Hosts consecrated on Holy Thursday are kept elsewhere, usually the sacristy, with a lamp or candle burning before it, so that, in cases of the danger of death, they may be given as "viaticum". The name of the Easter Vigil, even if the vigil is held on what on the civil calendar is still Saturday, indicates that liturgically it is already Easter, no longer part of Holy Week, but still part of the Easter Triduum. In the Anglican, Catholic,
Determination of the day of the week week is where the positive modulus is chosen. The value of is obtained from the following table: The value of is obtained from the following table, which depends on the calendar. For the Gregorian calendar, For the Julian calendar, Charles Lutwidge Dodgson (Lewis Carroll) devised a method resembling a puzzle, yet partly tabular in using the same index numbers for the months as in the "Complete table: Julian and Gregorian calendars" above. He lists the same three adjustments for the first three months of non-leap years, one 7 higher for the last, and gives cryptic instructions for finding the rest;