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From: Paul Rubin <no.email@nospam.invalid>
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Subject: Re: Ada Successor Language
Date: Tue, 19 Jun 2018 13:32:25 -0700
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Date: 2018-06-19T13:32:25-07:00
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"Dan'l Miller" <optikos@verizon.net> writes:
> Ada
>  ●   :   multi-type concepts
>  ●   :   multiple constraints
>  ●   :   associated type access
>  ◒   :   constraints on associated types
>  ●   :   type aliases
>  ●   :   separate compilation (exemplary Ada compilers)
>  ●   :   implicit argument deduction

Thanks, that's interesting.  I believe that Haskell's fairly recent
addition of type families (associated types) was in response to that
paper.