• the five Platonic solids. In Mysterium Cosmographicum, published in 1596, Kepler proposed a model of the Solar System in which the five solids were set...
    53 KB (5,528 words) - 20:00, 25 July 2024
  • Thumbnail for Platonic hydrocarbon
    In organic chemistry, a Platonic hydrocarbon is a hydrocarbon whose structure matches one of the five Platonic solids, with carbon atoms replacing its...
    5 KB (519 words) - 20:14, 22 January 2024
  • Plato's model of existence Platonic idealism Platonic solid, any of the five convex regular polyhedra Platonic crystal, a periodic structure designed to...
    1 KB (186 words) - 15:45, 28 May 2023
  • Thumbnail for Cube
    Cube (category Platonic solids)
    parallelepiped with equal edges. It is an example of many type of solids: Platonic solid, regular polyhedron, parallelohedron, zonohedron, and plesiohedron...
    36 KB (3,833 words) - 08:59, 2 August 2024
  • Thumbnail for Archimedean solid
    Archimedean solids. All the Archimedean solids (but not the elongated square gyrobicupola) can be made via Wythoff constructions from the Platonic solids with...
    26 KB (1,309 words) - 05:59, 3 November 2023
  • Thumbnail for Kepler–Poinsot polyhedron
    adding pyramids to the faces of the Platonic solids. This is just a help to visualize the shape of these solids, and not actually a claim that the edge...
    31 KB (2,312 words) - 14:56, 29 July 2024
  • Thumbnail for Catalan solid
    unlike Platonic solids and Archimedean solids, the faces of Catalan solids are not regular polygons. However, the vertex figures of Catalan solids are regular...
    23 KB (2,495 words) - 12:59, 17 March 2024
  • specifically metaphysics, the theory of Forms, theory of Ideas, Platonic idealism, or Platonic realism is a theory widely credited to the Classical Greek philosopher...
    38 KB (5,117 words) - 01:27, 24 July 2024
  • Thumbnail for Regular dodecahedron
    Regular dodecahedron (category Platonic solids)
    pentagonal faces, three meeting at each vertex. It is an example of Platonic solids, described as cosmic stellation by Plato in his dialogues, and it was...
    34 KB (3,475 words) - 19:04, 4 August 2024
  • Thumbnail for Regular icosahedron
    Regular icosahedron (category Platonic solids)
    Johnson solids can be constructed by removing the pentagonal pyramids. The regular icosahedron has many relations with other Platonic solids, one of them...
    34 KB (3,566 words) - 18:11, 11 July 2024
  • Dodecahedron (category Platonic solids)
    dodecahedra. While the regular dodecahedron shares many features with other Platonic solids, one unique property of it is that one can start at a corner of the...
    28 KB (2,027 words) - 21:44, 13 August 2024
  • Octahedron (category Platonic solids)
    sketched each of the Platonic solids. In his Mysterium Cosmographicum, Kepler also proposed the Solar System by using the Platonic solids setting into another...
    33 KB (3,297 words) - 12:32, 28 July 2024
  • they are isogonal; examples include Platonic and Archimedean solids as well as prisms and antiprisms. The Johnson solids are named after American mathematician...
    49 KB (1,472 words) - 00:25, 6 August 2024
  • published a list including ninety-two Johnson solids—excluding the five Platonic solids, the thirteen Archimedean solids, the infinitely many uniform prisms, and...
    19 KB (1,771 words) - 09:58, 12 August 2024
  • Thumbnail for Plato
    Plato (redirect from Platonic dialectic)
    theoretical philosophy and practical philosophy, and was the founder of the Platonic Academy, a philosophical school in Athens where Plato taught the doctrines...
    92 KB (9,373 words) - 14:31, 4 August 2024
  • Platonic solids - regular polyhedra (all faces of the same type) Archimedean solids - polyhedra with more than one polygon face type. Catalan solids -...
    8 KB (35 words) - 13:03, 29 September 2023
  • meeting at each vertex. There are 5 finite convex regular polyhedra (the Platonic solids), and four regular star polyhedra (the Kepler–Poinsot polyhedra), making...
    32 KB (3,126 words) - 07:45, 29 July 2024
  • Thumbnail for Polyhedron
    highly symmetrical Platonic solids, the Archimedean solids and their duals the Catalan solids, and the regular-faced Johnson solids. Many of the most studied...
    87 KB (9,849 words) - 08:10, 8 August 2024
  • theorems about them, including the classification of the Platonic solids. It was stated for Platonic solids in 1537 in an unpublished manuscript by Francesco...
    29 KB (3,445 words) - 14:53, 17 June 2024
  • Thumbnail for Icosahedron
    known is the (convex, non-stellated) regular icosahedron—one of the Platonic solids—whose faces are 20 equilateral triangles. Two kinds of regular icosahedra...
    11 KB (875 words) - 01:16, 6 August 2024
  • Thumbnail for Utah teapot
    Platonic solids (tetrahedron, cube, octahedron, dodecahedron, icosahedron). The sixth column supports a teapot. The image is titled "The Six Platonic...
    20 KB (2,033 words) - 23:55, 1 August 2024
  • Geodesic polyhedron Goldberg polyhedron Johnson solid Platonic solid Semiregular polyhedron Archimedean solid Prism Antiprism Kaplan, Craig S.; Hart, George...
    7 KB (327 words) - 07:21, 10 June 2024
  • Thumbnail for Polyhedral graph
    .. (sequence A000944 in the OEIS). The graphs of the Platonic solids have been called Platonic graphs. As well as having all the other properties of...
    7 KB (812 words) - 22:52, 7 June 2024
  • 14 (number) (section Solids)
    as a non-vertex transitive Archimedean solid (a lower class of polyhedra that follow the five Platonic solids). Fourteen possible Bravais lattices exist...
    19 KB (2,006 words) - 15:58, 10 August 2024
  • Thumbnail for Mysterium Cosmographicum
    found that each of the five Platonic solids could be uniquely inscribed and circumscribed by spherical orbs; nesting these solids, each encased in a sphere...
    13 KB (1,520 words) - 14:14, 5 July 2024
  • as platonics, and does not refer to the teachings of Plato, or the Platonic solids. The term is now in common usage by multiple research groups in Australia...
    8 KB (815 words) - 04:40, 31 July 2024
  • mathematician who patented the oloid and discovered the inversions of the platonic solids, including the "invertible cube", which is often sold as an eponymous...
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  • Thumbnail for Snub square antiprism
    Snub square antiprism (category Johnson solids)
    that do not arise from "cut and paste" manipulations of the Platonic and Archimedean solids, although it is a relative of the icosahedron that has fourfold...
    5 KB (557 words) - 02:34, 12 July 2024
  • Thumbnail for Triaugmented hexagonal prism
    Triaugmented hexagonal prism (category Johnson solids)
    but are not uniform polyhedra (that is, they are not Platonic solids, Archimedean solids, prisms, or antiprisms). They were named by Norman Johnson, who...
    1 KB (129 words) - 06:43, 14 June 2022
  • Thumbnail for Carved stone balls
    attention given to the Platonic solid arrangements over less symmetrical arrangements of knobs over the balls, and some of the five solids do not appear. List...
    21 KB (2,426 words) - 00:23, 17 July 2024