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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 2374 | . 2 ⊢ Ⅎ𝑥𝐵 | |
| 3 | 1, 2 | nfel 2383 | 1 ⊢ Ⅎ𝑥 𝐴 ∈ 𝐵 |
| Colors of variables: wff set class |
| Syntax hints: Ⅎwnf 1508 ∈ wcel 2202 Ⅎwnfc 2361 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-tru 1400 df-nf 1509 df-sb 1811 df-cleq 2224 df-clel 2227 df-nfc 2363 |
| This theorem is referenced by: vtocl2gf 2866 vtocl3gf 2867 vtoclgaf 2869 vtocl2gaf 2871 vtocl3gaf 2873 nfop 3878 pofun 4409 nfse 4438 rabxfrd 4566 mptfvex 5732 fvmptf 5739 fmptcof 5814 fliftfuns 5939 riota2f 5994 ovmpos 6145 ov2gf 6146 elovmporab 6222 elovmporab1w 6223 fmpox 6365 mpofvex 6370 qliftfuns 6788 xpf1o 7030 iunfidisj 7145 cc3 7487 infssuzcldc 10496 sumfct 11952 sumrbdclem 11956 summodclem3 11959 summodclem2a 11960 zsumdc 11963 fsumgcl 11965 fsum3 11966 isumss 11970 isumss2 11972 fsum3cvg2 11973 fsumsplitf 11987 fsum2dlemstep 12013 fisumcom2 12017 fsumshftm 12024 fisum0diag2 12026 fsummulc2 12027 fsum00 12041 fsumabs 12044 fsumrelem 12050 fsumiun 12056 isumshft 12069 mertenslem2 12115 prodrbdclem 12150 prodmodclem3 12154 prodmodclem2a 12155 zproddc 12158 fprodseq 12162 prodfct 12166 prodssdc 12168 fprodmul 12170 fprodm1s 12180 fprodp1s 12181 fprodcl2lem 12184 fprodabs 12195 fprod2dlemstep 12201 fprodcom2fi 12205 fprodrec 12208 fproddivapf 12210 fprodsplitf 12211 fprodsplit1f 12213 fprodle 12219 pcmpt 12934 pcmptdvds 12936 gsumfzfsumlemm 14620 iuncld 14858 fsumcncntop 15310 dvmptfsum 15468 |
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