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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 2922 | . 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 2732 |
| 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 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-sbc 3740 |
| This theorem is used by: elrabsf 3784 cbvralcsf 3889 reusngf 4635 rexreusng 4640 reuprg0 4663 rmosn 4680 rabsnifsb 4683 euotd 5490 reuop 6291 frpoinsg 6341 elfvmptrab1w 7015 elfvmptrab1 7016 ralrnmptw 7088 ralrnmpt 7090 oprabv 7474 elovmporab 7661 elovmporab1w 7662 elovmporab1 7663 ovmpt3rabdm 7674 elovmpt3rab1 7675 tfisg 7851 tfindes 7860 findes 7898 dfopab2 8050 dfoprab3s 8051 ralxpes 8135 ralxp3es 8138 frpoins3xpg 8139 frpoins3xp3g 8140 mpoxopoveq 8218 findcard2 9162 ac6sfi 9257 indexfi 9330 setinds 9731 frinsg 9736 nn0ind-raph 12724 uzind4s 12960 fzrevral 13670 rabssnn0fi 14053 prmind2 16778 elmptrab 24056 isfildlem 24086 2sqreulem4 27693 gropd 29491 grstructd 29492 rspc2daf 32945 opreu2reuALT 32955 bnj919 35280 bnj1468 35358 bnj110 35370 bnj607 35428 bnj873 35436 bnj849 35437 bnj1388 35545 bnj1489 35568 dfon2lem1 36363 rdgssun 38135 indexa 38486 indexdom 38487 sdclem2 38495 sdclem1 38496 fdc1 38499 alrimii 38870 riotasv2s 39834 sbccomieg 43637 rexrabdioph 43638 rexfrabdioph 43639 aomclem6 43903 pm14.24 45259 or2expropbilem2 47924 or2expropbi 47925 ich2exprop 48374 ichnreuop 48375 ichreuopeq 48376 prproropreud 48412 reupr 48425 reuopreuprim 48429 |
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