Was Lewis Carroll an Amazing Oppositional Geometer? (2014), p. 402
by Moretti, Alessio
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Caption
- The four 'weak logical hexagons' embedded in any oppositional cube (Pellissier 2008).
- Aristotelian family
- Jacoby-Sesmat-Blanché Sigma-3
- Boolean complexity
- 3–4
- Number of labels per vertex (at most)
- 0
- Uniqueness of the vertices up to logical equivalence
- Yes
- Errors in the diagram
- No
- Shape
- Three Dimensional Shape (irregular)
- Colinearity range
- 0
- Coplanarity range
- 0
- Cospatiality range
- 0
- Representation of contradiction
- By central symmetry
Logic
Geometry
- Conceptual info
- No
- Mnemonic support (AEIO, purpurea ...)
- No
- Form
- dots
- Label type
- none
Vertex description
Edge description
- Diagram is colored
- Yes
- Diagram is embellished
- No
- Tags
- subdiagram ;
- existential import