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Mirrors > Home > ILE Home > Th. List > fneq2i | Unicode version |
Description: Equality inference for function predicate with domain. (Contributed by NM, 4-Sep-2011.) |
Ref | Expression |
---|---|
fneq2i.1 |
Ref | Expression |
---|---|
fneq2i |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fneq2i.1 | . 2 | |
2 | fneq2 5212 | . 2 | |
3 | 1, 2 | ax-mp 5 | 1 |
Colors of variables: wff set class |
Syntax hints: wb 104 wceq 1331 wfn 5118 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1423 ax-gen 1425 ax-4 1487 ax-17 1506 ax-ext 2121 |
This theorem depends on definitions: df-bi 116 df-cleq 2132 df-fn 5126 |
This theorem is referenced by: fnunsn 5230 tpos0 6171 dfixp 6594 ser0f 10288 |
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