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| Mirrors > Home > ILE Home > Th. List > elpw2g | Unicode version | ||
| Description: Membership in a power class. Theorem 86 of [Suppes] p. 47. (Contributed by NM, 7-Aug-2000.) |
| Ref | Expression |
|---|---|
| elpw2g |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elpwi 3660 |
. 2
| |
| 2 | ssexg 4227 |
. . . 4
| |
| 3 | elpwg 3659 |
. . . . 5
| |
| 4 | 3 | biimparc 299 |
. . . 4
|
| 5 | 2, 4 | syldan 282 |
. . 3
|
| 6 | 5 | expcom 116 |
. 2
|
| 7 | 1, 6 | impbid2 143 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 2212 ax-sep 4206 |
| This theorem depends on definitions: df-bi 117 df-tru 1400 df-nf 1509 df-sb 1810 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-v 2803 df-in 3205 df-ss 3212 df-pw 3653 |
| This theorem is referenced by: elpw2 4246 pwnss 4248 ifelpwung 4577 pw2f1odclem 7022 elfir 7174 issubm 13575 issubg 13780 issubrng 14234 issubrg 14256 islssm 14392 islssmg 14393 lspval 14425 lspcl 14426 sraval 14472 istopg 14749 uniopn 14751 iscld 14853 ntrval 14860 clsval 14861 discld 14886 neival 14893 isnei 14894 restdis 14934 cnpfval 14945 cndis 14991 blfvalps 15135 blfps 15159 blf 15160 reldvg 15429 2omap 16652 pw1map 16654 |
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