Graded polygons of opposition in fuzzy formal concept analysis (2021), p. 151
by Boffa, Stefania; Murinová, Petra; Novák, Vilém

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Caption

Graded octagon of opposition with BiVe and $\neg$Sm.

Logic

Aristotelian family

Non-Sigma

Boolean complexity

7

Number of labels per vertex (at most)

1

Uniqueness of the vertices up to logical equivalence

Yes

Errors in the diagram

No

Geometry

Shape

Octagon (irregular)

Colinearity range

0

Coplanarity range

0

Cospatiality range

0

Representation of contradiction

N.A.

Vertex description

Conceptual info

No

Mnemonic support (AEIO, purpurea ...)

No

Form

none

Label type

symbolic

Symbolic field

mathematics

,

logic

Contains partial formulas or symbols

No

Logical system

fuzzy logic

Mathematical branch

formal concept analysis

Edge description

Style

Diagram is colored

No

Diagram is embellished

No

Additional notes

The negation closure of this diagram is a sigma-6 ladder.