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| Mirrors > Home > ILE Home > Th. List > nfel1 | GIF version | ||
| Description: Hypothesis builder for elementhood, special case. (Contributed by Mario Carneiro, 10-Oct-2016.) |
| Ref | Expression |
|---|---|
| nfeq1.1 | ⊢ Ⅎ𝑥𝐴 |
| Ref | Expression |
|---|---|
| nfel1 | ⊢ Ⅎ𝑥 𝐴 ∈ 𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nfeq1.1 | . 2 ⊢ Ⅎ𝑥𝐴 | |
| 2 | nfcv 2384 | . 2 ⊢ Ⅎ𝑥𝐵 | |
| 3 | 1, 2 | nfel 2393 | 1 ⊢ Ⅎ𝑥 𝐴 ∈ 𝐵 |
| Colors of variables: wff set class |
| Syntax hints: Ⅎwnf 1509 ∈ wcel 2203 Ⅎwnfc 2371 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2214 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1812 df-cleq 2225 df-clel 2228 df-nfc 2373 |
| This theorem is referenced by: vtocl2gf 2877 vtocl3gf 2878 vtoclgaf 2880 vtocl2gaf 2882 vtocl3gaf 2884 nfop 3899 pofun 4433 nfse 4462 rabxfrd 4590 mptfvex 5763 fvmptf 5770 fmptcof 5844 fliftfuns 5971 riota2f 6026 ovmpos 6177 ov2gf 6178 elovmporab 6254 elovmporab1w 6255 fmpox 6396 mpofvex 6401 qliftfuns 6853 xpf1o 7097 iunfidisj 7213 cc3 7582 infssuzcldc 10595 sumfct 12059 sumrbdclem 12063 summodclem3 12066 summodclem2a 12067 zsumdc 12070 fsumgcl 12072 fsum3 12073 isumss 12077 isumss2 12079 fsum3cvg2 12080 fsumsplitf 12094 fsum2dlemstep 12120 fisumcom2 12124 fsumshftm 12131 fisum0diag2 12133 fsummulc2 12134 fsum00 12148 fsumabs 12151 fsumrelem 12157 fsumiun 12163 isumshft 12176 mertenslem2 12222 prodrbdclem 12257 prodmodclem3 12261 prodmodclem2a 12262 zproddc 12265 fprodseq 12269 prodfct 12273 prodssdc 12275 fprodmul 12277 fprodm1s 12287 fprodp1s 12288 fprodcl2lem 12291 fprodabs 12302 fprod2dlemstep 12308 fprodcom2fi 12312 fprodrec 12315 fproddivapf 12317 fprodsplitf 12318 fprodsplit1f 12320 fprodle 12326 pcmpt 13041 pcmptdvds 13043 gsumfzfsumlemm 14735 iuncld 14980 fsumcncntop 15432 dvmptfsum 15590 |
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