[Haskell-beginners] Monad for Pair

Marcin Mrotek marcin.jan.mrotek at gmail.com
Wed Nov 18 09:36:46 UTC 2015

> If there are bugs in the proof, you can give it to your students to patch up.

If I'll ever have any, they aren't going to be CS students :)

> Pair a ~ Bool -> a, so the monad instance for Reader should work here

Okay, that makes sense. Sorry for the noise then.

Best regards,
Marcin Mrotek

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