Hi all, Either on page 374 there is extra space: `|\t=\expandafter{\the\t|~|*}|' in the example on the previous page Or on page 373 there is a missing space: \loop \ifnum\m>0 \t=\expandafter{\the\t*}\advance\m-1 \repeat (see latest texbook.tex) Is this a bug or a non-bug? Regards, Igor