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| Mirrors > Home > MPE Home > Th. List > nfsbc1v | Structured version Visualization version GIF version | ||
| Description: Bound-variable hypothesis builder for class substitution. (Contributed by Mario Carneiro, 12-Oct-2016.) |
| Ref | Expression |
|---|---|
| nfsbc1v | ⊢ Ⅎ𝑥[𝐴 / 𝑥]𝜑 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nfcv 2923 | . 2 ⊢ Ⅎ𝑥𝐴 | |
| 2 | 1 | nfsbc1 3758 | 1 ⊢ Ⅎ𝑥[𝐴 / 𝑥]𝜑 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: Ⅎwnf 1816 [wsbc 3739 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-tru 1573 df-ex 1813 df-nf 1817 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-sbc 3740 |
| This theorem is used by: elrabsf 3784 cbvralcsf 3889 reusngf 4635 rexreusng 4640 reuprg0 4663 rmosn 4680 rabsnifsb 4683 euotd 5486 reuop 6296 frpoinsg 6346 elfvmptrab1w 7021 elfvmptrab1 7022 ralrnmptw 7094 ralrnmpt 7096 oprabv 7480 elovmporab 7667 elovmporab1w 7668 elovmporab1 7669 ovmpt3rabdm 7680 elovmpt3rab1 7681 tfisg 7865 tfindes 7874 findes 7912 dfopab2 8063 dfoprab3s 8064 ralxpes 8153 ralxp3es 8156 frpoins3xpg 8157 frpoins3xp3g 8158 mpoxopoveq 8236 findcard2 9180 ac6sfi 9275 indexfi 9349 setinds 9750 frinsg 9755 nn0ind-raph 12799 uzind4s 13035 fzrevral 13746 rabssnn0fi 14129 prmind2 16860 elmptrab 24146 isfildlem 24176 2sqreulem4 27781 gropd 29609 grstructd 29610 rspc2daf 33063 opreu2reuALT 33073 bnj919 35398 bnj1468 35476 bnj110 35488 bnj607 35546 bnj873 35554 bnj849 35555 bnj1388 35663 bnj1489 35686 dfon2lem1 36545 rdgssun 38301 indexa 38667 indexdom 38668 sdclem2 38676 sdclem1 38677 fdc1 38680 alrimii 39051 riotasv2s 40015 sbccomieg 43799 rexrabdioph 43800 rexfrabdioph 43801 aomclem6 44060 pm14.24 45415 or2expropbilem2 48102 or2expropbi 48103 ich2exprop 48552 ichnreuop 48553 ichreuopeq 48554 prproropreud 48590 reupr 48603 reuopreuprim 48607 |
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