[Haskell-cafe] linear: instance Additive (Point f) ??

Tom Ellis tom-lists-haskell-cafe-2013 at jaguarpaw.co.uk
Tue Mar 17 22:40:23 UTC 2015

On Tue, Mar 17, 2015 at 05:47:11PM -0400, Richard Eisenberg wrote:
> I have what may be a basic question: why is there an `instance Additive f => Additive (Point f)` (in the Affine module)?
> PS: Of course, this instance is directly hurting my use of the package.

Missing a "not"?

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