Name for unary unboxed one-tuple

Andrew Martin andrew.thaddeus at
Wed Apr 25 12:40:30 UTC 2018

My vote is for Single/Single#.

Also, in case there is any confusion around this, I was not a member of the
CLC when this issue was originally raised, but the committee has accepted
me since then.

On Wed, Apr 25, 2018 at 4:28 AM, Simon Peyton Jones via Libraries <
libraries at> wrote:

> Dear Libraries Committee
> Some time ago Andrew Martin asked you
> <>
> what the name of the unary unboxed one-tuple type and data constructor
> should be.  The thread ran for a while, but you never came to a conclusion.
> Can we nail this one?   You’ll see on Trac #14673
> <> that chessai
> wants me to decide 😊.  But it should really be you.
> To me, there seems to be something of a consensus around Solo#.
> Simon
> PS: actually I think Andrew may have addressed libraries@ rather than
> core-libraries-committee@ by mistake.
> _______________________________________________
> Libraries mailing list
> Libraries at

-Andrew Thaddeus Martin
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