A New Logic (1912), p. 179
by Mercier, Charles

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Caption

SQUARE OF OPPOSITION OF MINIMAL COLLECTIVE QUANTITIES.

Logic

Aristotelian family

Non-Sigma

Number of labels per vertex (at most)

1

Uniqueness of the vertices up to logical equivalence

Yes

Geometry

Shape

Square (regular)

Colinearity range

0

Coplanarity range

0

Cospatiality range

0

Representation of contradiction

N.A.

Vertex description

Conceptual info

No

Mnemonic support (AEIO, purpurea ...)

No

Form

none

Label type

linguistic

Language

English

Lexical field

quantifiers

Contains partial sentences or single words

Yes

Contains abbreviations

No

Edge description

Style

Diagram is colored

No

Diagram is embellished

No

Additional notes

Strange diagram.