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| Mirrors > Home > MPE Home > Th. List > imaex | Structured version Visualization version GIF version | ||
| Description: The image of a set is a set. Theorem 3.17 of [Monk1] p. 39. (Contributed by JJ, 24-Sep-2021.) |
| Ref | Expression |
|---|---|
| imaex.1 | ⊢ 𝐴 ∈ V |
| Ref | Expression |
|---|---|
| imaex | ⊢ (𝐴 “ 𝐵) ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | imaex.1 | . 2 ⊢ 𝐴 ∈ V | |
| 2 | imaexg 7925 | . 2 ⊢ (𝐴 ∈ V → (𝐴 “ 𝐵) ∈ V) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐴 “ 𝐵) ∈ V |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2144 Vcvv 3450 “ cima 5653 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 ax-sep 5248 ax-pr 5390 ax-un 7751 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-xp 5656 df-rel 5657 df-cnv 5658 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 |
| This theorem is used by: frxp 8140 frxp2 8163 frxp3 8170 pw2f1o 9104 ssenen 9173 fiint 9321 fissuni 9349 fipreima 9350 marypha1lem 9428 infxpenlem 10095 ackbij2lem2 10320 enfin2i 10402 fin1a2lem7 10487 fpwwe 10734 canthwelem 10738 tskuni 10871 isacs4lem 18723 gicsubgen 19498 gsumzaddlem 20140 isunit 20608 evpmss 21897 psgnevpmb 21898 ptbasfi 23905 hmphdis 24120 ustuqtop0 24564 utopsnneiplem 24571 neipcfilu 24619 nghmfval 25046 qtopbaslem 25082 fta1glem2 26492 fta1blem 26494 lgsqrlem4 27681 legval 29052 evpmval 33752 altgnsg 33756 elrgspnsubrunlem2 33855 elrspunidl 34024 irngval 34363 zarcmplem 34559 brapply 36792 dfrdg4 36807 ptrest 38630 intima0 44741 elintima 44746 brtrclfv2 44820 imaexi 46327 usgrexmpl12ngric 49229 imasubclem1 50313 |
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