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Leonardi.DB
a logical geometry project

Why the Logical Hexagon? (2012), p. 91
by Moretti, Alessio

Copyright according to our policy

Caption

Pellissier’s topological hexagon and its applications - two applications of the topological hexagon

Logic

Number of labels per vertex (at most)
1
Errors in the diagram
No

Geometry

Shape
Hexagon (regular)
Colinearity range
0
Coplanarity range
0
Cospatiality range
0
Representation of contradiction
By central symmetry

Vertex description

Conceptual info
No
Mnemonic support (AEIO, purpurea ...)
No
Form
dots
Label type
symbolic

Edge description

Contains definitions of relations
No
Form
solid lines
Has arrowheads
Yes
Overlap
No
Curved
No
Hooked
No
As wide as vertices
No
Contains text
No
Label type
none

Style

Diagram is colored
Yes
Diagram is embellished
No
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