read AppsWZ:
#Recurrence operator annihilating a_r(n):=The number of ordered partitions
#(L_1, ..., L_r) where each L_i is an integer partition and the sum of all the parts is
#n using as parts only {1,2,3,4}:
print(` The Recurrence operator annihilating a_r(n):=The number of ways `):
print(` of making change of n cents only using pennies, nickels, dimes, and quarters`):
print(`where the person has r pockets the money can come from, is: `):
lu:=TeamEffortMoneyChanging({1,5,10,25},n,N,r):
lu:=taylor(lu,N=0,degree(lu,N)+1):
print(lu):
print(`This took`, time(), `seconds `):
quit: