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ejenk

HN member
Joined
Wed, Apr 09, 2014, 2:24 PM UTC
HN karma
15
Public activity
6 items

About ejenk

http://ejenk.com/

Recent public activity

  1. comment
    Comment #13478750

    Warning to Vimperator users: some Vimperator features are currently broken in this release. See https://github.com/vimperator/vimperator-labs/issues/568

  2. comment
    Comment #12244971

    I'm sorry, but as a resident of Hyde Park for more than a decade, your experience could not be more alien to me. I have not once wished for the burden and expense of owning a car. …

  3. comment
  4. comment
    Comment #9963647

    From the article, you'd think these ideas were invented by Coecke and Chaitin from whole cloth. Graphical calculi for monoidal categories date back to Kelly and Laplaza (1980), wit…

  5. comment
    Comment #8677439

    Surely your monoid example should be a Sigma type (`exists`), not a Pi type (`forall`), since a monoid is a specification of data for a single type A, not for all types A. Indeed, …

  6. comment
    Comment #7559539

    I think the author has confused NP with NP-hard (or NP-complete). Indeed, it is extremely unlikely that the unknottedness problem is NP-complete, as it is already in NP ∩ co-NP (as…