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File:Hyperbolic ideal triangle and its incircle.svg

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English: An ideal hyperbolic triangle, its incircle and some lengths associated with it, depicted in the Beltrami–Klein model (left) and the Poincaré disk model (right).
  1. The radius of the incircle of the ideal triangle is [1]
  2. The edge length of the inner contact triangle is where is the golden ratio[1]
  3. The (orthogonal) distance from one touchpoint to one of the other edges is [2]
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Author Martin von Gagern
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  1. ↑ a b What is the radius of the inscribed circle of an ideal triangle. Retrieved on 29 January 2016.
  2. ↑ Geometry of a hyperbolic triangle. Retrieved on 29 January 2016.

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Date/TimeThumbnailDimensionsUserComment
current14:45, 29 January 2016Thumbnail for version as of 14:45, 29 January 2016416 × 208 (7 KB)Martin von Gagern (talk | contribs)Avoid leading spaces and manual line breaks in descrtipion
14:43, 29 January 2016Thumbnail for version as of 14:43, 29 January 2016416 × 208 (7 KB)Martin von Gagern (talk | contribs)Work around rsvg bug which caused incorrect letter positioning.
13:02, 29 January 2016Thumbnail for version as of 13:02, 29 January 2016848 × 432 (6 KB)Martin von Gagern (talk | contribs)User created page with UploadWizard

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