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Leonardi.DB
a logical geometry project

Why the Hexagon of Opposition is Really a Triangle: Logical Structures as Geometric Shapes (2024), p. 117
by Milstein, Ori

Logic

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

Geometry

Shape
Tetrahedron
Representation of contradiction
By central symmetry

Vertex description

Conceptual info
No
Mnemonic support (AEIO, purpurea ...)
No
Label type
symbolic
Symbolic field
logic
Contains partial formulas or symbols
No
Logical system
propositional logic

Edge description

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

Style

Diagram is colored
Yes
Diagram is embellished
No
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