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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 1528 |
. 2
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2 | nfv 1528 |
. 2
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3 | cbvabv.1 |
. 2
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4 | 1, 2, 3 | cbvab 2301 |
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 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-ext 2159 |
This theorem depends on definitions: df-bi 117 df-nf 1461 df-sb 1763 df-clab 2164 df-cleq 2170 |
This theorem is referenced by: cdeqab1 2954 difjust 3130 unjust 3132 injust 3134 uniiunlem 3244 dfif3 3547 pwjust 3576 snjust 3597 intab 3873 iotajust 5177 tfrlemi1 6332 tfr1onlemaccex 6348 tfrcllemaccex 6361 frecsuc 6407 isbth 6965 nqprlu 7545 recexpr 7636 caucvgprprlemval 7686 caucvgprprlemnbj 7691 caucvgprprlemaddq 7706 caucvgprprlem1 7707 caucvgprprlem2 7708 axcaucvg 7898 mertensabs 11544 bds 14573 |
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