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Mirrors > Home > ILE Home > Th. List > cbvabv | Unicode version |
Description: Rule used to change bound variables, using implicit substitution. (Contributed by NM, 26-May-1999.) |
Ref | Expression |
---|---|
cbvabv.1 |
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Ref | Expression |
---|---|
cbvabv |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfv 1509 |
. 2
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2 | nfv 1509 |
. 2
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3 | cbvabv.1 |
. 2
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4 | 1, 2, 3 | cbvab 2264 |
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 |
This theorem is referenced by: cdeqab1 2905 difjust 3077 unjust 3079 injust 3081 uniiunlem 3190 dfif3 3492 pwjust 3516 snjust 3537 intab 3808 iotajust 5095 tfrlemi1 6237 tfr1onlemaccex 6253 tfrcllemaccex 6266 frecsuc 6312 isbth 6863 nqprlu 7379 recexpr 7470 caucvgprprlemval 7520 caucvgprprlemnbj 7525 caucvgprprlemaddq 7540 caucvgprprlem1 7541 caucvgprprlem2 7542 axcaucvg 7732 mertensabs 11338 bds 13220 |
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