Hacker ApprovedDepartments

To Mock a Mockingbird

To Mock a Mockingbird by Raymond Smullyan

by Raymond Smullyan

Shares rank 16 of 19 mathematics books by recommenders

People recommend it as a collection of logical puzzles and as a way to introduce beginners to the subject. No critics raised a caveat.

3 people recommended To Mock a Mockingbird by Raymond Smullyan in Hacker News comments and none criticized it, November 2025 to October 2026.

Summary written by Claude from 3 comments.

3 people gave an opinion

recommend it
3
mixed feelings
0
warn against or regret it
0

The record

Each figure is one person. RecommendsMixed feelingsCriticizes

Recommended in 3 of 12 months

In 3 different threads.

  1. November 2025: not recommended
  2. December 2025: not recommended
  3. January 2026: not recommended
  4. February 2026: not recommended
  5. March 2026: recommended
  6. April 2026: not recommended
  7. May 2026: not recommended
  8. June 2026: not recommended
  9. July 2026: recommended
  10. August 2026: not recommended
  11. September 2026: not recommended
  12. October 2026: recommended

Why it doesn’t carry the badge

  • 3 people recommend itNeeds 10 or more, not met.
  • Nobody criticizes itNeeds 2 to 1 or better, met.
  • Recommended in 3 of 12 monthsNeeds 4 or more, not met.
  • Recommended in 3 threadsNeeds 5 or more, not met.
  • The biggest thread supplies 33% of its recommendersNeeds half or less, met.

The same rules apply to every product, and the badge can’t be bought. Mixed feelings count toward neither side. How the badge works

What people say about it

Reasons grouped from a sample of 3 of the 3 opinions about it, picked in proportion to how many people recommend it, have mixed feelings and criticize it. Each mark is one comment in the sample. Open a reason to read what they said.

Why people recommend it

Each mark is one comment

  • Great collection of logical puzzles

    “it’s a great bunch of logical puzzles”

    Comment from 31 Mar 2026 in “Combinators”
  • Used to introduce beginners

    “I know some attempts (although a bit incomplete) to show this to beginners”

    Comment from 30 Jul 2026 in “Logic for Programmers by Hillel Wayne”

Other mathematics books people recommend

The four most recommended other mathematics books, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.

To Mock a Mockingbird by Raymond Smullyan compared with 4 alternatives
ProductRecommendMixedCriticizeApprovalMonthsHad forBadge
Elements by Euclidby Oliver Byrne142961%8——
Fermat's Last Theoremby Simon Singh1100100%3——
Gödel's Proofby Nagel and Newman90190%2——
Mathematica: A Secret World of Intuition and Curiosityby David Bessis800100%6——
To Mock a Mockingbirdby Raymond SmullyanThis page300100%3——
See all 19 mathematics books, ranked

What people said

All 3 opinions about it, newest first. Each links to the original comment.

“And Smullyan's To Mock a Mockingbird.”

RecommendsComment from 16 Oct 2026 in “Ask HN: Which books did you read at least twice?”

“I know some attempts (although a bit incomplete) to show this to beginners”

RecommendsComment from 30 Jul 2026 in “Logic for Programmers by Hillel Wayne”

“it’s a great bunch of logical puzzles”

RecommendsComment from 31 Mar 2026 in “Combinators”

Counts come from 1,791,911 Hacker News comments labeled by Claude, November 2025 to October 2026, with data through October 31, 2026. Counts updated 2 Nov 2026. How we count. Report a mistake.