| | Fuzzy Syllogisms, Numerical Square, Triangle of Contraries, Inter-bivalence, p. 245, by Cavaliere, Ferdinando | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | Fuzzy Syllogisms, Numerical Square, Triangle of Contraries, Inter-bivalence, p. 246, by Cavaliere, Ferdinando | 2012 | Sigma-7 Graph | | Tetradecagon |
| | Fuzzy Syllogisms, Numerical Square, Triangle of Contraries, Inter-bivalence, p. 247, by Cavaliere, Ferdinando | 2012 | Sigma-7 Graph | | Rectangle |
| | Fuzzy Syllogisms, Numerical Square, Triangle of Contraries, Inter-bivalence, p. 242, by Cavaliere, Ferdinando | 2012 | Contrariety 3-clique | 3 | Triangle |
| | Fuzzy Syllogisms, Numerical Square, Triangle of Contraries, Inter-bivalence, p. 248, by Cavaliere, Ferdinando | 2012 | Non-Sigma | 7 | Rectangle |
| | Fuzzy Syllogisms, Numerical Square, Triangle of Contraries, Inter-bivalence, p. 252, by Cavaliere, Ferdinando | 2012 | Sigma-9 Graph | | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 265, by Chow, Ka-fat | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 266, by Chow, Ka-fat | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 267, by Chow, Ka-fat | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 268, by Chow, Ka-fat | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 269, by Chow, Ka-fat | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 269, by Chow, Ka-fat | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 270, by Chow, Ka-fat | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Hexagon |
| | General Patterns of Opposition Squares and 2n-gons, p. 270, by Chow, Ka-fat | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 271, by Chow, Ka-fat | 2012 | Jacoby-Sesmat-Blanché Sigma-3 | 3 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 271, by Chow, Ka-fat | 2012 | Moretti-Pellissier Sigma-4 | 4 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 271, by Chow, Ka-fat | 2012 | Moretti-Pellissier Sigma-4 | 4 | Rectangle |
| | General Patterns of Opposition Squares and 2n-gons, p. 273, by Chow, Ka-fat | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | The Cube Generalizing Aristotle's Square in Logic of Determination of Objects (LDO), p. 287, by Desclés, Jean-Pierre; Pascu, Anca | 2012 | Lenzen Sigma-4 | 5 | Cube |
| | Hypercubes of Duality, p. 295, by Libert, Thierry | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | Hypercubes of Duality, p. 295, by Libert, Thierry | 2012 | Classical Sigma-2 | 3 | Rectangle |
| | Hypercubes of Duality, p. 295, by Libert, Thierry | 2012 | A Single PCD | 2 | Digon |
| | Hypercubes of Duality, p. 295, by Libert, Thierry | 2012 | A Single PCD | 2 | Digon |
| | Hypercubes of Duality, p. 295, by Libert, Thierry | 2012 | A Single PCD | 2 | Digon |
| | Hypercubes of Duality, p. 295, by Libert, Thierry | 2012 | Sigma-0 Graph | 1 | Digon |