In these cases, the wavefunctions of the system in question are represented as vectors, the components of which correspond to coefficients in a linear combination of the basis functions in the basis set used. The operators are then represented as matrices, (rank two tensors), in this finite basis.
General data can be found below: The highest rate for a single month is shared by November and December of 1982 with an unemployment rate of 10.8%. The year with the highest average unemployment rate was 1982 with an average unemployment rate of 9.71%. --. The lowest rate for a single month is shared by May and June of 1953 with an unemployment rate of 2.5%. The year with the lowest average unemployment rate was 1953 with an average unemployment rate of 2.93%.
Although the depression was world wide, no other country except Germany reached so high a percentage of unemployed. The poor were hit the hardest. By 1932, Harlem had an unemployment rate of 50 percent and property owned or managed by blacks fell from 30 percent to 5 percent in 1935. Farmers in the Midwest were doubly hit by economic downturns and the Dust Bowl. Schools, with budgets shrinking, shortened both the school day and the school year.