"Setting" n-Opposition (2008), p. 258
by Pellissier, Régis

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Logic

Aristotelian family

Moretti-Pellissier Sigma-4

Boolean complexity

4

Number of labels per vertex (at most)

1

Errors in the diagram

No

Geometry

Shape

Rectangular Cuboid (irregular)

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

symbolic

Symbolic field

logic

Contains partial formulas or symbols

No

Logical system

modal logic

Edge description

Style

Diagram is colored

No

Diagram is embellished

No