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Leonardi.DB
a logical geometry project

Oppositions in Rough Set Theory (2012), p. 508
by Ciucci, Davide; Dubois, Didier; Prade, Henri

Caption

Cube of opposition induced by generalized approximations

Logic

Aristotelian family
Sigma-4 Graph
Number of labels per vertex (at most)
1
Uniqueness of the vertices up to logical equivalence
Yes
Errors in the diagram
No

Geometry

Shape
Cube (regular)
Colinearity range
0
Coplanarity range
0
Cospatiality range
0
Representation of contradiction
By some other geometric feature

Vertex description

Conceptual info
No
Mnemonic support (AEIO, purpurea ...)
No
Form
none
Label type
symbolic
Symbolic field
mathematics
Contains partial formulas or symbols
No
Mathematical branch
rough set theory

Edge description

Style

Diagram is colored
No
Diagram is embellished
No
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