💑 Relation
= the way in which two objects are connected
Types
- 💭 Psychological Relation
- 💬 Expression Relation
- 👉 Designation Relation
- 🏗️ Manifestation Relation
- 📝 Documentation Relation
- 📣 Reporting Relation
- 🏔️ Physicoqualitative correllation
Properties
- Symmetrical: identical with its converse
- Nonsymmetrical: not symmetrical
- Asymmetrical: excluding its converse
- Reflexive: fulfilled in case of identity within its field
- Irreflexive: not reflexive
- Transitive: always holds also for the next member but one
- Nontransitive: not transitive
- Intransitive: nontransitive & never holds for the next member but one
- Connected: between two different members of the field either it or the converse always holds
- Sequence: Irreflexie & transitive & Connected
- Similarity relation: symmetrical & reflexive
- Equivalence: Similarity relation & transitive