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| Mirrors > Home > ILE Home > Th. List > pweqd | Unicode version | ||
| Description: Equality deduction for power class. (Contributed by NM, 27-Nov-2013.) |
| Ref | Expression |
|---|---|
| pweqd.1 |
|
| Ref | Expression |
|---|---|
| pweqd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pweqd.1 |
. 2
| |
| 2 | pweq 3691 |
. 2
| |
| 3 | 1, 2 | syl 14 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-11 1559 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-in 3226 df-ss 3233 df-pw 3690 |
| This theorem is used by: pmvalg 6937 issubm 13838 issubg 14035 subgex 14038 cntzex 14150 cntzfval 14152 issubrng 14616 issubrg 14638 lsssetm 14802 lspfval 14834 lsppropd 14878 sraval 14883 aspval 15124 basis1 15273 baspartn 15276 cldval 15325 ntrfval 15326 clsfval 15327 neifval 15366 mopnfss 15673 isuhgrm 16517 isushgrm 16518 isuhgropm 16527 uhgrun 16532 isupgren 16541 upgrop 16550 isumgren 16551 umgr1een 16571 upgrun 16572 umgrun 16574 isuspgren 16603 isusgren 16604 isuspgropen 16610 isusgropen 16611 ausgrusgrben 16614 usgrstrrepeen 16677 issubgr 16703 uhgrspansubgrlem 16722 |
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