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Mirrors > Home > ILE Home > Th. List > feq1i | Unicode version |
Description: Equality inference for functions. (Contributed by Paul Chapman, 22-Jun-2011.) |
Ref | Expression |
---|---|
feq1i.1 |
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Ref | Expression |
---|---|
feq1i |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | feq1i.1 |
. 2
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2 | feq1 5386 |
. 2
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3 | 1, 2 | ax-mp 5 |
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 106 ax-ia2 107 ax-ia3 108 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-ext 2175 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-v 2762 df-un 3157 df-in 3159 df-ss 3166 df-sn 3624 df-pr 3625 df-op 3627 df-br 4030 df-opab 4091 df-rel 4666 df-cnv 4667 df-co 4668 df-dm 4669 df-rn 4670 df-fun 5256 df-fn 5257 df-f 5258 |
This theorem is referenced by: ftpg 5742 frecfcllem 6457 frecsuclem 6459 omp1eomlem 7153 frecuzrdgrcl 10481 frecuzrdgrclt 10486 fxnn0nninf 10510 resqrexlemf 11151 algrf 12183 eulerthlemh 12369 eulerthlemth 12370 ennnfonelemh 12561 nninfdclemf 12606 mulgval 13192 znf1o 14139 limcmpted 14817 dvexp 14860 efcn 14903 subctctexmid 15491 |
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