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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 2927 | . 2 ⊢ Ⅎ𝑥𝐴 | |
| 2 | 1 | nfsbc1 3765 | 1 ⊢ Ⅎ𝑥[𝐴 / 𝑥]𝜑 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: Ⅎwnf 1816 [wsbc 3746 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 |
| 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 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-sbc 3747 |
| This theorem is used by: elrabsf 3791 cbvralcsf 3896 reusngf 4642 rexreusng 4647 reuprg0 4670 rmosn 4687 rabsnifsb 4690 euotd 5498 reuop 6298 frpoinsg 6348 elfvmptrab1w 7021 elfvmptrab1 7022 ralrnmptw 7093 ralrnmpt 7095 oprabv 7479 elovmporab 7666 elovmporab1w 7667 elovmporab1 7668 ovmpt3rabdm 7679 elovmpt3rab1 7680 tfisg 7856 tfindes 7865 findes 7903 dfopab2 8055 dfoprab3s 8056 ralxpes 8138 ralxp3es 8141 frpoins3xpg 8142 frpoins3xp3g 8143 mpoxopoveq 8221 findcard2 9156 ac6sfi 9251 indexfi 9324 setinds 9725 frinsg 9730 nn0ind-raph 12716 uzind4s 12952 fzrevral 13661 rabssnn0fi 14044 prmind2 16769 elmptrab 24039 isfildlem 24069 2sqreulem4 27673 gropd 29440 grstructd 29441 rspc2daf 32888 opreu2reuALT 32898 bnj919 35225 bnj1468 35303 bnj110 35315 bnj607 35373 bnj873 35381 bnj849 35382 bnj1388 35490 bnj1489 35513 dfon2lem1 36314 rdgssun 38085 indexa 38446 indexdom 38447 sdclem2 38455 sdclem1 38456 fdc1 38459 alrimii 38830 riotasv2s 39794 sbccomieg 43597 rexrabdioph 43598 rexfrabdioph 43599 aomclem6 43863 pm14.24 45219 or2expropbilem2 47847 or2expropbi 47848 ich2exprop 48297 ichnreuop 48298 ichreuopeq 48299 prproropreud 48335 reupr 48348 reuopreuprim 48352 |
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