from the tortoise-and-hare dept.
Grendel Drago writes: "Donald E. Knuth has released "Pre-Fascicle 2b: Generating all permutations" from TAOCP Volume 4. It will be section 220.127.116.11 of the final work. Oh, and Volume 4 may now fill *four* subvolumes. Send in bugs, get checks for $2.56, tell the grandkids."
Mater artium necessitas.
[Necessity is the mother of invention].