Top papers and documents on Hacker News in the last week.

7. A Mathematical Trivium

physics.montana.edu • 69 points

12. History of Logo

escholarship.org • 23 points

16. Key-CRDT Stores

run.unl.pt • 10 points

17. I, Pencil

fee.org • 6 points

19. You Are Not Done Yet – checklist

thebraidytester.com • 6 points