You're using an ancient browser to surf the modern web. Please update to the latest version (and don't use Internet Explorer!).

Leonardi.DB
a logical geometry project

The Limits of the Square: Hegel's Opposition to Diagrams in Its Historical Context (2022), p. 126
by Pluder, Valentin

Copyright according to our policy

Caption

Greek square from Prantl’s History of Logic, 1855 ([21], p.654)

Logic

Aristotelian family
Classical Sigma-2
Boolean complexity
3
Number of labels per vertex (at most)
1
Errors in the diagram
No

Geometry

Shape
Rectangle (irregular)
Colinearity range
0
Coplanarity range
0
Cospatiality range
0
Representation of contradiction
By central symmetry

Vertex description

Conceptual info
No
Mnemonic support (AEIO, purpurea ...)
No
Form
none
Label type
linguistic
Language
Greek

Edge description

Contains definitions of relations
No
Form
bands
Has arrowheads
No
Overlap
Yes
Curved
No
Hooked
No
As wide as vertices
No
Contains text
Yes
Label type
linguistic
Language
Greek

Style

Diagram is colored
No
Diagram is embellished
No
↑ Back to top ↑