I had (and donated to an engineering library in Urbana) a book about just this from the early 90s. I tried finding it on Amazon but no such luck.

This was a recurrent tool at

https://en.wikipedia.org/wiki/University_of_Illinois_Center_...

I get that it's hard to wrap one's head around the Langlands program but I'd love to see at least more exposition on the following statement:

>inventing the Euclidean algorithm is essentially equivalent to inventing unique prime factorization

This is not what the Langlands program is