Arabbit.425
net.lang.apl
utzoo!decvax!harpo!npois!alice!rabbit!ark
Wed Apr  7 20:14:44 1982
The hardest part of parsing APL
I think the hardest part of parsing APL is distinguishing

       +/[X]-Y

from

       A[X]-Y

The point is that you can't decide if the - is monadic or dyadic
until you have seen past the [, which may be an arbitrary number
of symbols away.  Ick.

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