non-Euclidean geometry
two geometries based on axioms closely related to those specifying Euclidean geometry
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Summary
non-Euclidean geometry is a branch of mathematics[1]. It ranks in the top 4% of branch of mathematics entities by monthly Wikipedia readership (6,538 views/month).[2]
Key Facts
- Named after: Euclid[3]
- Subclass of: geometry[4]
- Part of: geometry[5]
- Commons category: Non-Euclidean geometry[6]
- Has part(s): hyperbolic geometry[7], elliptic geometry[8]
- Topic's main category: Category:Non-Euclidean geometry[9]
- Described by source: Armenian Soviet Encyclopedia[10], Brockhaus and Efron Encyclopedic Dictionary[11], New Encyclopedic Dictionary[12], Meyers Konversations-Lexikon, 4th edition (1885–1890)[13]
- Different from: Euclidean geometry[14]
- On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[15]
- Maintained by WikiProject: WikiProject Mathematics[16]
- Does not have characteristic: parallel postulate[17]
Why It Matters
non-Euclidean geometry has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[18] It is known by 70 alternative names across languages and contexts.[19]