Maybe we could gather here known typos ?
I remember having found some in my first reading and opening the book just now, i think one popped up… Let’s gather previously known ones here too and make it central.
Vers 1.4.6
P. 192: 2nd line of solution 6.6:
— if A[j] =/= A[j]
+++ if A[j] =/= A[j-1]
Cheers