TeX - ! Extra alignment tab has been changed to \cr

[Axel E. Retif]

On 7/8/19 6:10 PM, Doug McKenna wrote:

> But Knuth wrote much of TeX long before there was a Macintosh (and a 
> usable Macintosh didn't happen until 1986 or later, depending on one's 
> definition of "usable").  He and his colleagues were undoubtedly using 
> mainframes and/or minicomputers at the Stanford Computer Science Dept.


See, for example,

https://youtu.be/jbrMBOF61e0


Best

Axel