[tex-k] MFbook: issue with exercise 9.1 (pair+numeric)

Igor Liferenko igor.liferenko at gmail.com
Fri Jul 2 07:11:08 CEST 2021

Hi all,

I think there is a problem with this equation:

    lft z21 = rt z20 + 1

    ! Not implemented: (pair)+(known numeric).

Maybe it would be more correct to use the following?

    lft z21 = rt z20 + (1,0)

(i.e., x-coordinate of point z20 is shifted right by 1 pixel)


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