read `Noga12.txt`: gu:=SeqFg(p,q,22): print(`The Joint Weight Enumerators of the Number of Inversions and Spearman's Footrule over permutations on {1,...,n} for n from 1 to`, nops(gu) ): print(``): print(`By Shalosh B. Ekhad `): print(``): print(` Let J[n](p,q) be the polynomial in the variables p and q whose coefficient of p^i*q^j (for each i,j) is the exact number of permutations of {1,...,n}, whose number of inversions is i and whose Spearman's footrule equals j`): print(``): print(`We have the following (in Maple notation)`): print(``): for n from 1 to nops(gu) do print(J[n](p,q), `equals `): print(``): lprint(gu[n]): print(``): od: print(``): print(`--------------------------`): print(``): print(`This took`, time(), `seconds. `): quit: