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Mirrors > Home > ILE Home > Th. List > cnveqi | Unicode version |
Description: Equality inference for converse. (Contributed by NM, 23-Dec-2008.) |
Ref | Expression |
---|---|
cnveqi.1 |
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Ref | Expression |
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cnveqi |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cnveqi.1 |
. 2
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2 | cnveq 4721 |
. 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 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-nf 1438 df-sb 1737 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-in 3082 df-ss 3089 df-br 3938 df-opab 3998 df-cnv 4555 |
This theorem is referenced by: mptcnv 4949 cnvxp 4965 xp0 4966 imainrect 4992 cnvcnv 4999 mptpreima 5040 co01 5061 coi2 5063 cocnvres 5071 fcoi1 5311 fun11iun 5396 f1ocnvd 5980 cnvoprab 6139 f1od2 6140 mapsncnv 6597 sbthlemi8 6860 caseinj 6982 djuinj 6999 fisumcom2 11239 |
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