The bibliographic entry was discovered and compiled by a machine, and published without a person checking it against the publication. The publication itself is the authors' own work — this badge says nothing about it.

Proof by consistency

The work

AuthorsDeepak Kapur; David R. Musser
Editors
Typemisc
Year1987
Also known asanon1987proof
Citekeykapur1987proof

Where it appeared

PublisherElsevier BV

How it got here

How it got hereagent via unpaywall
Added2026-10-23 21:38 UTC
Not denied bya person 2026-10-29 17:12 UTC

Cite it as

@misc{kapur1987proof,
  title        = {Proof by consistency},
  author       = {Deepak Kapur and David R. Musser},
  year         = {1987},
  publisher    = {Elsevier BV},
  doi          = {10.1016/0004-3702(87)90017-8},
}

This record lives at https://refs.drheap.org/kapur1987proof/ and will keep doing so. It used to be called anon1987proof, and those addresses still resolve to this one.