I like the idea of using ++ for concatenation, particularly in ascii notation, since I don't want to try to reproduce a frown symbol in ascii. I think the most common symbol for this is adjacency though.
Mario On Fri, Apr 24, 2020 at 6:19 PM Norman Megill <[email protected]> wrote: > > 1. I have no strong opinion on ++ vs. concat, except that "concat" seems >> more self-explanatory. "concat" occurs 373 times in set.mm, so ++ would >> save 1492 bytes in set.mm size. >> >> > I'll also mention that Tarski used a frown symbol for concatenation in his > 1965 paper. His notation is reproduced on p. 190 of the Metamath book, > using the LaTeX symbol "\frown". > > Norm > > -- > You received this message because you are subscribed to the Google Groups > "Metamath" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/metamath/009468c4-d9a5-4553-b72c-6811ff0a6e1b%40googlegroups.com > <https://groups.google.com/d/msgid/metamath/009468c4-d9a5-4553-b72c-6811ff0a6e1b%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Metamath" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/metamath/CAFXXJSsUrDt_x%2B1C2xikQJZnrsowk99r2R%2BbjqNp54cQWB9DZw%40mail.gmail.com.
