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ideal triangle
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ideal triangle
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Three
ideal triangles
, in the
Poincaré disk
model.
Noun
edit
ideal
triangle
(
plural
ideal triangles
)
In
hyperbolic geometry
, a triangle whose vertices are all ideal; i.e.
points at infinity
, rather than real.
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en:Infinity
en:Non-Euclidean geometry
en:Polygons
en:Shapes in non-Euclidean geometry
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