Platonic solid graph generator

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Revision as of 12:12, 28 March 2013

Wandora's platonic solid graph generator creates algorithmically graphs for simple geometrical objects known as Platonic solids. Generated graphs are compositions of topics and associations. Topic is a graph node or vertex in Topic Maps lingo. Association is a graph edge. You may think the generated topic maps as graph abstractions of real geometrical objects. Platonic solids are

  • Tetrahedron
  • Cube
  • Octahedron
  • Dodecahedron
  • Icosahedron

Wandora's platonic solid graph generator starts with menu option File > Generators > Platonic solid graph generator.... First Wandora opens up a dialog window used to select which platonic solid is created. Screen capture below views the platonic solid selection window.


Platonic solids dialog.gif


Generator creates a topic for each vertex and connects the vertex topic to other vertex topics sharing an edge. Generator names vertex topics with a base name

<object> Vextex <n>

where <object> is Tetrahedron, Cube, Octahedron, Dodecahedron, or Icosahedron. and <n> is a number of the vertex. First vertex gets number 0. For example, Cube Vertex 5 is a base name for cube's last vertex topic. Similarly each vertex topic is given a subject identifier

http://www.wandora.org/<object>/vertex<n>

where <object> is a lower case name of the object and <n> a number of the vertex. Vertexes are connected with edge associations. Association type's base name and subject identifiers are

 <object>Edge
 http://www.wandora.org/<object>/edge

Association roles are

 <object> Role 1
 http://www.wandora.org/<object>/role1
 <object> Role 2
 http://www.wandora.org/<object>/role2

Screenshots

Wandora's graph topic panel views platonic solids as graphs.


Tetrahedron graph.gif


Cube graph.gif


Octahedron graph.gif


Dodecahedron graph.gif


Icosahedron graph.gif


See also

Personal tools