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Leonardi.DB
a logical geometry project

Why the Logical Hexagon? (2012), p. 87
by Moretti, Alessio

Caption

Pellissier’s discovery of 4 “weak hexagons” (2008)

Logic

Number of labels per vertex (at most)
0
Errors in the diagram
No

Geometry

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

Vertex description

Conceptual info
Yes
Mnemonic support (AEIO, purpurea ...)
No
Form
dots
Label type
none

Edge description

Contains definitions of relations
No
Form
solid lines
,
none
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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