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Oppositions and Opposites (2012), p. 164
by Schang, Fabien
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Caption
- A complete set of local opposite-forming operators $N^k_j$ for Blanché’s double helix of logical oppositions
- Aristotelian family
- Sigma-5 Graph
- Boolean complexity
- 4
- Number of labels per vertex (at most)
- 1
- Uniqueness of the vertices up to logical equivalence
- No
- Errors in the diagram
- No
- Shape
- Hexagon (irregular)
- Colinearity range
- 0–2
- Coplanarity range
- 1
- Cospatiality range
- 0
- Representation of contradiction
- By some other geometric feature
Logic
Geometry
- Conceptual info
- No
- Mnemonic support (AEIO, purpurea ...)
- No
- Form
- none
- Label type
- symbolic
- Symbolic field
- bitstrings
- Contains partial formulas or symbols
- No
- Contains protobitstrings
- No
- Bitstring length
- 4
Vertex description
Edge description
- Diagram is colored
- No
- Diagram is embellished
- No
Style
Additional notes
- From the CO-perspective, this is a C4O1 diagram. (Two strong JSB sigma-3's that are intertwined with each other.)