[rb-general] transitive collision resistance [was: rb formalism]
hash at exultant.us
Fri Dec 21 14:10:40 CET 2018
Folks, if there's something to say about hashes that can be answered by
a quick trip to Wikipedia or your other favorite fount of public
knowledge, please consider doing so... this is discussion, though
liveliness is good, is starting to seem like a significant divergence
from the core purposes of this mailing list.
For what it's worth,
is a lovely page, as is
which talks about the long and well-studied history of how hashes compose.
And if you didn't like the parts of the earlier thread about rb
formalisms that mentioned "h", then just mentally elide it. By and
large, it didn't matter: it's an efficiency boost, but if you'd rather
see any uses of "h" as "this should be plausible as a primary key in
some table", that's just fine.
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