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Re: What is @@@?
AES wrote: > In article <ft2au1$ph5$1 at smc.vnet.net>, > "Kevin J. McCann" <Kevin.McCann at umbc.edu> wrote: > >> I have seen several references to the command @@@ in this newsgroup, but >> a query of the online Documentation Center just refers me to Apply (@@). >> What does it do and where can I read about it? > > More broadly: > > * Do all the _non-alphabetical_ commands (or symbols, or operators, or > abbreviations, or whatever is their proper appellation) like "/.", > "//.", "->", "=>", "@", etc, etc, etc, have a unique appellation _as > a class_? > > * Does each of these non-alphabetical constructs also have a unique > individual name? > > * Suppose one wanted to get a complete (complete!) list of all of these > non-alphabetical constructs, their names, and maybe a brief description > of their meaning, to use maybe as a reference list, a crib sheet, or > just to see which of them one hasn't learned yet. Where would one go? > I remembered that there was a table in the documentation listing all operators in order of decreasing *precedence*. It is very easy to find by searching for "precedence" in the hand compiled master index of the v5 documentation. But after having searched for 10 minutes, I just don't have any more patience to look it up in the v6 documentation ... So here's the v5 doc link: http://documents.wolfram.com/mathematica/book/section-A.2.7