A History of Formal Logic (1961), pp. 235-236
by Bocheński, Jozef; Thomas, Ivo (trans.)
Copyright according to our policy
- Aristotelian family
- Classical Sigma-2
- Boolean complexity
- 3
- Number of labels per vertex (at most)
- 2
- Equivalence between (some) labels of the same vertex
- Yes
- Analogy between (some) labels of the same vertex
- No
- Uniqueness of the vertices up to logical equivalence
- Yes
- Errors in the diagram
- No
- Shape
- Square (regular)
- Colinearity range
- 0
- Coplanarity range
- 0
- Cospatiality range
- 0
- Representation of contradiction
- By central symmetry
Logic
Geometry
- Conceptual info
- No
- Mnemonic support (AEIO, purpurea ...)
- Yes
- Form
- none
- Label type
- linguistic
- Language
- English
- Lexical field
- exceptiva (exponibilia)
- Contains partial sentences or single words
- No
- Contains abbreviations
- No
Vertex description
Edge description
- Diagram is colored
- No
- Diagram is embellished
- No
Style
Additional notes
- This diagram is split over pages 235 and 236. For the purposes of this database, both parts have been stitched together into a single image file.