Symmetric and Transitive Relation is not necessarily Reflexive/Examples/Subset of Cartesian Plane/Mistake
< Symmetric and Transitive Relation is not necessarily Reflexive | Examples | Subset of Cartesian Plane
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Source Work
1967: George McCarty: Topology: An Introduction with Application to Topological Groups:
- Chapter $\text{I}$: Sets and Functions
- Relations
Mistake
- The shaded regions represent relations
Symmetric and transitive, but not reflexive
Correction
The annotations to the lower corner points of the shaded region are incorrect.
This is what they should look like:
Sources
- 1967: George McCarty: Topology: An Introduction with Application to Topological Groups ... (previous) ... (next): Chapter $\text{I}$: Sets and Functions: Relations