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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 5387 |
. 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 3158 df-in 3160 df-ss 3167 df-sn 3625 df-pr 3626 df-op 3628 df-br 4031 df-opab 4092 df-rel 4667 df-cnv 4668 df-co 4669 df-dm 4670 df-rn 4671 df-fun 5257 df-fn 5258 df-f 5259 |
This theorem is referenced by: ftpg 5743 frecfcllem 6459 frecsuclem 6461 omp1eomlem 7155 frecuzrdgrcl 10484 frecuzrdgrclt 10489 fxnn0nninf 10513 resqrexlemf 11154 algrf 12186 eulerthlemh 12372 eulerthlemth 12373 ennnfonelemh 12564 nninfdclemf 12609 mulgval 13195 znf1o 14150 limcmpted 14842 dvexp 14890 efcn 14944 subctctexmid 15561 |
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