> Author confuses standard math notation with erlang, missing the fact that other, The article is silly whimsy, you know that? Knowing the author from online p

> Author confuses standard math notation with erlang, missing the fact that other, The article is silly whimsy, you know that? Knowing the author from online presence, I can assure you the author doesn't really think Knuth was writing Erlang at that time. > that other, more pure, functional programming languages Maybe the author doesn't care about other more pure functional programming languages. They care about Erlang so they wrote about it.