Licht mystical union of Sunday prepares the way for the new life of Monday. "In this way there is neither end nor beginning to the week. It is an eternal spiral" . Each opera is composed from an elaborated form of the corresponding day-segment of the superformula, made by superimposing one or more complete lines from the superformula, compressed to the length of the day-segment. These are named for the day in question (e.g., "Mittwoch-Formel".) The separate acts and scenes often involve further superimpositions of formula material. For example, "Luzifers Traum", the first scene of "Samstag", has a total of five
Four-day week the state expected to save on operating costs such as electricity, heat, air conditioning, and gasoline for state-owned vehicles. Utah ended this practice however, in 2011, with the Utah Legislature overriding Governor Gary Herbert's veto of five-day work week legislation. Many local governments have had alternative schedules for many years. Public schools in Hawaii closed on 17 Fridays in 2010. Over 100 school districts in rural areas in the United States changed the school week to a four-day week; most also extended each school day by an hour or more. The changes were often made in order to save money