Perl 6 - the future is here, just unevenly distributed

IRC log for #isabelle, 2015-12-23

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Time Nick Message
02:47 ilbot3 joined #isabelle
02:47 Topic for #isabelle is now Official channel for the Isabelle/HOL theorem prover: http://www.cl.cam.ac.uk/research/hvg/Isabelle/index.html || Now with logging: http://irclog.perlgeek.de/isabelle/
16:34 barrucadu I've been working through some exercises using lists, and have a tail-recursive list summing function I'm slightly confused about: https://gist.github.com/barrucadu/6cf3d1ddaa0b3967ca84
16:34 barrucadu I've got four very similar lemmas there, but I can't understand why the proofs are so different
16:35 barrucadu Also it seems I don't quite understand the relationship between ∀ and ⋀

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