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Mirrors > Home > ILE Home > Th. List > fneq2d | Unicode version |
Description: Equality deduction for function predicate with domain. (Contributed by Paul Chapman, 22-Jun-2011.) |
Ref | Expression |
---|---|
fneq2d.1 |
Ref | Expression |
---|---|
fneq2d |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fneq2d.1 | . 2 | |
2 | fneq2 5212 | . 2 | |
3 | 1, 2 | syl 14 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 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: fneq12d 5215 acfun 7063 ccfunen 7079 seq3shft 10610 |
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