| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > pweqd | GIF version | ||
| Description: Equality deduction for power class. (Contributed by NM, 27-Nov-2013.) |
| Ref | Expression |
|---|---|
| pweqd.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
| Ref | Expression |
|---|---|
| pweqd | ⊢ (𝜑 → 𝒫 𝐴 = 𝒫 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pweqd.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
| 2 | pweq 3677 | . 2 ⊢ (𝐴 = 𝐵 → 𝒫 𝐴 = 𝒫 𝐵) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → 𝒫 𝐴 = 𝒫 𝐵) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1398 𝒫 cpw 3674 |
| 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-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-11 1555 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-in 3220 df-ss 3227 df-pw 3676 |
| This theorem is referenced by: pmvalg 6906 issubm 13727 issubg 13926 subgex 13929 issubrng 14445 issubrg 14467 lsssetm 14630 lspfval 14662 lsppropd 14706 sraval 14711 basis1 15038 baspartn 15041 cldval 15090 ntrfval 15091 clsfval 15092 neifval 15131 mopnfss 15438 isuhgrm 16192 isushgrm 16193 isuhgropm 16202 uhgrun 16207 isupgren 16216 upgrop 16225 isumgren 16226 umgr1een 16246 upgrun 16247 umgrun 16249 isuspgren 16278 isusgren 16279 isuspgropen 16285 isusgropen 16286 ausgrusgrben 16289 usgrstrrepeen 16352 issubgr 16378 uhgrspansubgrlem 16397 |
| Copyright terms: Public domain | W3C validator |