Mathbox for Glauco Siliprandi |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > freld | Structured version Visualization version Unicode version |
Description: A mapping is a relation. (Contributed by Glauco Siliprandi, 26-Jun-2021.) |
Ref | Expression |
---|---|
freld.1 |
Ref | Expression |
---|---|
freld |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | freld.1 | . 2 | |
2 | frel 6050 | . 2 | |
3 | 1, 2 | syl 17 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wrel 5119 wf 5884 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 197 df-an 386 df-fun 5890 df-fn 5891 df-f 5892 |
This theorem is referenced by: limsupvaluz 39940 sssmf 40947 |
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