sphere
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Summary
sphere is an UCUM constant[1]. sphere draws 6,826 Wikipedia views per month (ucum constant category, ranking #1 of 1).[2]
Key Facts
- Follows: circle[3]
- Followed by: 3-sphere[4], torus[5]
- Subclass of: spheroid[6], locus[7], non-degenerate quadric surface[8], boundary[9], analytic manifold[10], hypersphere[11], n-sphere[12], surface[13], geometric primitive[14]
- Commons category: Spheres[15]
- Said to be the same as: Kugel (Darstellende Geometrie)[16], complex projective line[17], Riemann sphere[18]
- Topic's main category: Category:Spheres[19]
- Commons gallery: Sphere[20]
- Described by source: Encyclopædia Britannica 11th edition[21]
- Has characteristic: volume[22], area[23], sphericity[24], genus[25]
- Different from: ball[26], three-ball[27]
- Contains: open ball[28]
- On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[29]
- Maintained by WikiProject: WikiProject Mathematics[30]
- Euler characteristic: 2[31]
Body
Influence
Things named for sphere include Unisphere[32], a sculpture[33], in United States[34], founded in 1964[35]; spherification[36]; pseudosphere[37]; spherocobaltite[38], a mineral species[39]; and uranosphaerite[40], a mineral species[41].
Why It Matters
sphere has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[42] sphere is known by 34 alternative names across languages and contexts.[43]
Entities named for sphere include Unisphere[32], a sculpture[33], in United States[34], founded in 1964[35]; spherification[36]; pseudosphere[37]; spherocobaltite[38], a mineral species[39]; and uranosphaerite[40], a mineral species[41].