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Mirrors > Home > MPE Home > Th. List > nfcvd | Structured version Visualization version GIF version |
Description: If 𝑥 is disjoint from 𝐴, then 𝑥 is not free in 𝐴. (Contributed by Mario Carneiro, 7-Oct-2016.) |
Ref | Expression |
---|---|
nfcvd | ⊢ (𝜑 → Ⅎ𝑥𝐴) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfcv 2751 | . 2 ⊢ Ⅎ𝑥𝐴 | |
2 | 1 | a1i 11 | 1 ⊢ (𝜑 → Ⅎ𝑥𝐴) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 Ⅎwnfc 2738 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-5 1827 |
This theorem depends on definitions: df-bi 196 df-ex 1696 df-nf 1701 df-nfc 2740 |
This theorem is referenced by: nfeld 2759 ralcom2 3083 vtoclgft 3227 vtoclgftOLD 3228 vtocld 3230 sbcralt 3477 sbcrext 3478 sbcrextOLD 3479 csbied 3526 csbie2t 3528 sbcco3g 3951 csbco3g 3952 dfnfc2 4390 dfnfc2OLD 4391 eusvnfb 4788 eusv2i 4789 dfid3 4954 nfiotad 5771 iota2d 5793 iota2 5794 fmptcof 6304 riota5f 6535 riota5 6536 oprabid 6576 opiota 7118 fmpt2co 7147 axrepndlem1 9293 axrepndlem2 9294 axunnd 9297 axpowndlem2 9299 axpowndlem3 9300 axpowndlem4 9301 axpownd 9302 axregndlem2 9304 axinfndlem1 9306 axinfnd 9307 axacndlem4 9311 axacndlem5 9312 axacnd 9313 nfnegd 10155 sumsn 14319 prodsn 14531 fprodeq0g 14564 bpolylem 14618 pcmpt 15434 chfacfpmmulfsupp 20487 elmptrab 21440 dvfsumrlim3 23600 itgsubstlem 23615 itgsubst 23616 ifeqeqx 28745 disjunsn 28789 unirep 32677 riotasv2d 33261 cdleme31so 34685 cdleme31se 34688 cdleme31sc 34690 cdleme31sde 34691 cdleme31sn2 34695 cdlemeg47rv2 34816 cdlemk41 35226 mapdheq 36035 hdmap1eq 36109 hdmapval2lem 36141 monotuz 36524 oddcomabszz 36527 fprodsplit1 38660 dvnmul 38833 sge0sn 39272 hoidmvlelem3 39487 riotaeqimp 40338 |
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