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Mirrors > Home > ILE Home > Th. List > fdmi | Unicode version |
Description: The domain of a mapping. (Contributed by NM, 28-Jul-2008.) |
Ref | Expression |
---|---|
fdmi.1 |
Ref | Expression |
---|---|
fdmi |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fdmi.1 | . 2 | |
2 | fdm 5050 | . 2 | |
3 | 1, 2 | ax-mp 7 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1243 cdm 4345 wf 4898 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 |
This theorem depends on definitions: df-bi 110 df-fn 4905 df-f 4906 |
This theorem is referenced by: eluzel2 8478 |
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