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Leonardi.DB
a logical geometry project

The Power of the Hexagon (2012), p. 36
by Beziau, Jean-Yves

Caption

Partial order hexagon

Logic

Aristotelian family
Jacoby-Sesmat-Blanché Sigma-3
Boolean complexity
3–4
Number of labels per vertex (at most)
1
Uniqueness of the vertices up to logical equivalence
Yes
Errors in the diagram
Yes

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
none
Label type
linguistic
Language
English
Lexical field
adjectives
Contains partial sentences or single words
Yes
Contains abbreviations
No

Edge description

Style

Diagram is colored
Yes
Diagram is embellished
No

Additional notes

A partial order gives rise to 4 fundamental contraries: <,>, = and incomparable. This diagram seems to identify = with incomparable.
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