Adjacency
The most terse operator in any language is adjacency, or in other words, no operator at all.
Languages try to allocate the most terse bits of syntax to the most common operations. The most terse operator is adjacency, or in other words, no operator at all. So the semantics of adjacency tend to reflect some central tenet of the language.
A quick code example:
a b c
In a lisp (adding some parens), this is "a list of a, b, and c". Adjacency is cons.
I…
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