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| Mirrors > Home > MPE Home > Th. List > Mathboxes > wcnvrefrel | Structured version Visualization version GIF version | ||
| Description: Extend the definition of a wff to include the converse reflexive relation predicate. (Read: 𝑅 is a converse reflexive relation.) | 
| Ref | Expression | 
|---|---|
| cR | class 𝑅 | 
| Ref | Expression | 
|---|---|
| wcnvrefrel | wff CnvRefRel 𝑅 | 
| Colors of variables: wff setvar class | 
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