Wikimedia neighborhood · Wikidata observation Observed Graph-projection

ball

in mathematics, space bounded by a sphere

Provider: Wikidata. These recorded connections are observations, not Counterpedia claims. They do not establish source support.

Data and provenance

Provider: Wikidata · Entity ID: Q838611

Release: sha256:f33228901a35b0683356002a46df9ceb11f399d05f17abb5c7c78256cbf38ba7

Graph membership is not truth. Each relation below is an observed typed edge the local Wikimedia graph bundle already materialized — not a corroborated, verified, or admitted claim. Bounded to 40 relations via an offset-index lookup (offset_index_binary_search), never a full scan of the bundle.Serving a published subset: joined entities + 1-hop neighborhood of 35,994 exact Wikipedia–Wikidata title matches. A subject that is not itself in that subset carries only the relations the subset recorded for it, so a small count here is the published scope and not a complete relationship inventory.

Development requests are not available on this deployment. The observed entity and its graph links remain readable.

1-hop relations (32)

Observed adjacency only. Each spoke is a typed edge already materialized in the graph, labeled by its recorded predicate — graph proximity is not support, corroboration, or admission. The links below are the accessible, no-JavaScript path to the same neighbors.

Follow a connection

Grouped by a fixed presentation taxonomy for legibility only. The grouping asserts no rank, truth, support, or standing — every observed edge is carried, none reordered by importance.

Identity & relations (5)

→ subclass of (P279)hyperballObserved
Relationship details
Provider: Wikidata · Property: P279 · Direction: outgoing · Entity ID: Q3776995
→ subclass of (P279)solid figureObserved
Relationship details
Provider: Wikidata · Property: P279 · Direction: outgoing · Entity ID: Q937946
→ subclass of (P279)convex setObserved
Relationship details
Provider: Wikidata · Property: P279 · Direction: outgoing · Entity ID: Q193657
← subclass of (P279)ballObserved
Relationship details
Provider: Wikidata · Property: P279 · Direction: incoming · Entity ID: Q17175103
← subclass of (P279)open ballObserved
Relationship details
Provider: Wikidata · Property: P279 · Direction: incoming · Entity ID: Q2921739

Occupation & roles (1)

← field of work (P101)Theodor ReyeObserved
Relationship details
Provider: Wikidata · Property: P101 · Direction: incoming · Entity ID: Q110059

Other connections (24)

→ different from (P1889)ballObserved
Relationship details
Provider: Wikidata · Property: P1889 · Direction: outgoing · Entity ID: Q18545
→ Relationship name unavailable (P6104)WikiProject MathematicsObserved
Relationship details
Provider: Wikidata · Property: P6104 · Direction: outgoing · Entity ID: Q8487137
→ Relationship name unavailable (P1552)volumeObserved
Relationship details
Provider: Wikidata · Property: P1552 · Direction: outgoing · Entity ID: Q39297
→ described by source (P1343)Desktop Encyclopedic DictionaryObserved
Relationship details
Provider: Wikidata · Property: P1343 · Direction: outgoing · Entity ID: Q63284758
→ Relationship name unavailable (P2534)\left\{ \vec{x} : ||\vec{x} - \vec{x_0}||^2 \le r^2 \right\}Observed
Relationship details
Provider: Wikidata · Property: P2534 · Direction: outgoing
→ described by source (P1343)Small Brockhaus and Efron Encyclopedic DictionaryObserved
Relationship details
Provider: Wikidata · Property: P1343 · Direction: outgoing · Entity ID: Q19180675
→ different from (P1889)open ballObserved
Relationship details
Provider: Wikidata · Property: P1889 · Direction: outgoing · Entity ID: Q2921739
→ described by source (P1343)Brockhaus and Efron Encyclopedic DictionaryObserved
Relationship details
Provider: Wikidata · Property: P1343 · Direction: outgoing · Entity ID: Q602358
→ Relationship name unavailable (P2534)\left\{ \vec{x} : ||\vec{x} - \vec{x_0}||^2 < r^2 \right\}Observed
Relationship details
Provider: Wikidata · Property: P2534 · Direction: outgoing
→ different from (P1889)sphereObserved
Relationship details
Provider: Wikidata · Property: P1889 · Direction: outgoing · Entity ID: Q12507
→ Relationship name unavailable (P4777)sphereObserved
Relationship details
Provider: Wikidata · Property: P4777 · Direction: outgoing · Entity ID: Q12507
→ described by source (P1343)Armenian Soviet Encyclopedia, vol. 3Observed
Relationship details
Provider: Wikidata · Property: P1343 · Direction: outgoing · Entity ID: Q124737616
→ different from (P1889)SharObserved
Relationship details
Provider: Wikidata · Property: P1889 · Direction: outgoing · Entity ID: Q1295323
→ studied by (P2579)solid geometryObserved
Relationship details
Provider: Wikidata · Property: P2579 · Direction: outgoing · Entity ID: Q207648
→ has part(s) (P527)spherical segmentObserved
Relationship details
Provider: Wikidata · Property: P527 · Direction: outgoing · Entity ID: Q1268902
→ Relationship name unavailable (P1552)surface areaObserved
Relationship details
Provider: Wikidata · Property: P1552 · Direction: outgoing · Entity ID: Q1379273
← different from (P1889)sphereObserved
Relationship details
Provider: Wikidata · Property: P1889 · Direction: incoming · Entity ID: Q12507
← part of (P361)spherical segmentObserved
Relationship details
Provider: Wikidata · Property: P361 · Direction: incoming · Entity ID: Q1268902
← shape (P1419)EarthObserved
Relationship details
Provider: Wikidata · Property: P1419 · Direction: incoming · Entity ID: Q2
← shape (P1419)pelletObserved
Relationship details
Provider: Wikidata · Property: P1419 · Direction: incoming · Entity ID: Q130249805
← named after (P138)EarthObserved
Relationship details
Provider: Wikidata · Property: P138 · Direction: incoming · Entity ID: Q2
← shape (P1419)association football ballObserved
Relationship details
Provider: Wikidata · Property: P1419 · Direction: incoming · Entity ID: Q12252328
← shape (P1419)ballObserved
Relationship details
Provider: Wikidata · Property: P1419 · Direction: incoming · Entity ID: Q18545
← different from (P1889)open ballObserved
Relationship details
Provider: Wikidata · Property: P1889 · Direction: incoming · Entity ID: Q2921739

External identifiers (2)

→ image (P18)Blue-sphere.pngObserved
Relationship details
Provider: Wikidata · Property: P18 · Direction: outgoing
→ Commons category (P373)SpheresObserved
Relationship details
Provider: Wikidata · Property: P373 · Direction: outgoing

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