Determination of the day of the week
Concepts
Common years January and October. February, March and November. April and July. No month corresponds to August. Leap years January, April and July. February and August. March and November. No month corresponds to October. All years September and December. No month corresponds to May or June. In the months table below, corresponding months have the same number, a fact which follows directly from the definition.
Determination of the day of the week-11