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Mirrors > Home > ILE Home > Th. List > fneq1d | Unicode version |
Description: Equality deduction for function predicate with domain. (Contributed by Paul Chapman, 22-Jun-2011.) |
Ref | Expression |
---|---|
fneq1d.1 |
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Ref | Expression |
---|---|
fneq1d |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fneq1d.1 |
. 2
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2 | fneq1 5219 |
. 2
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3 | 1, 2 | syl 14 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() |
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-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 |
This theorem depends on definitions: df-bi 116 df-3an 965 df-tru 1335 df-nf 1438 df-sb 1737 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-v 2691 df-un 3080 df-in 3082 df-ss 3089 df-sn 3538 df-pr 3539 df-op 3541 df-br 3938 df-opab 3998 df-rel 4554 df-cnv 4555 df-co 4556 df-dm 4557 df-fun 5133 df-fn 5134 |
This theorem is referenced by: fneq12d 5223 f1o00 5410 f1ompt 5579 fmpt2d 5590 f1ocnvd 5980 offval2 6005 ofrfval2 6006 caofinvl 6012 f1od2 6140 cc3 7100 neif 12349 |
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