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
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