explainer · HACKER NEWS RECOMMENDATION
The Josephus Problem - Numberphile
Numberphile · 2 HN recommenders · 2 recommendation months
Recommended by 2 Hacker News commenters across 2 months (2018–2022).
SignalTube analysis
Among 105 other explainer videos tagged Recreational & visual math, the mean is 3.9 distinct HN recommenders. This video has 2 distinct HN recommenders, below that mean. Recommendations span 2 distinct months; the peer average is 3.6 months. This is a data-derived comparison, not a human review or quality rating.
50% of its 4 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2018–2022; those years describe discussion history, not upload date. A verified runtime is not present in the current metadata snapshot. A verified YouTube publication date is not present in the current metadata snapshot.
- Channel / speaker
- Numberphile
- Verified runtime
- Not verified in the current YouTube metadata
- YouTube upload date
- Not verified
- Hacker News mention years
- 2018–2022
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other explainer videos in Recreational & visual math. “Shared recommenders” counts HN users who recommended both videos in the source graph.
| Video | HN recommenders | Recommendation months | Positive label share | Shared recommenders | Runtime | Upload date |
|---|---|---|---|---|---|---|
| The Josephus Problem - NumberphileCurrent video | 2 | 2 | 50% | — | Not verified in the current YouTube metadata | Not verified |
| But what is the Fourier Transform? A visual introduction.explainer · 3Blue1Brown | 16 | 15 | 80% | No recorded overlap | Not verified | Not verified |
| But what is a neural network? | Deep learning chapter 1explainer · 3Blue1Brown | 16 | 14 | 84% | No recorded overlap | Not verified | Not verified |
| The Beauty of Bézier Curvesexplainer · Freya Holmér | 16 | 13 | 85% | No recorded overlap | Not verified | Not verified |
THREE SOURCE-BASED CONTEXT POINTS
Why Hacker News recommends it
Each note combines the dataset’s stance label and short rationale; comment bodies are not reproduced. Open the HN source for the original discussion.
The archive classifies this as a recommendation in “Ask HN: What's your favorite math/logic puzzle?”. Its short rationale: Josephus problem with a binary twist.
The archive classifies this as a contextual reference in “I cheated on my Microsoft interview (2019)”. Its short rationale: Josephus problem with a neat binary solution.
The archive classifies this as a contextual reference in “Many elementary teachers don’t understand math, and it makes them anxious”. Its short rationale: Example of exploring simple cases to solve harder ones.