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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 7914 | . 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 2145 Vcvv 3451 “ cima 5654 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2733 ax-sep 5249 ax-pr 5391 ax-un 7740 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-ral 3078 df-rex 3088 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-xp 5657 df-cnv 5659 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 |
| This theorem is used by: frxp 8127 frxp2 8145 frxp3 8152 pw2f1o 9085 ssenen 9154 fiint 9302 fissuni 9330 fipreima 9331 marypha1lem 9409 infxpenlem 10073 ackbij2lem2 10298 enfin2i 10380 fin1a2lem7 10465 fpwwe 10712 canthwelem 10716 tskuni 10849 isacs4lem 18698 gicsubgen 19473 gsumzaddlem 20115 isunit 20583 evpmss 21872 psgnevpmb 21873 ptbasfi 23880 hmphdis 24095 ustuqtop0 24539 utopsnneiplem 24546 neipcfilu 24594 nghmfval 25021 qtopbaslem 25057 fta1glem2 26467 fta1blem 26469 lgsqrlem4 27658 legval 29029 evpmval 33688 altgnsg 33692 elrgspnsubrunlem2 33791 elrspunidl 33960 irngval 34299 zarcmplem 34495 brapply 36670 dfrdg4 36685 ptrest 38505 intima0 44607 elintima 44612 brtrclfv2 44686 imaexi 46177 usgrexmpl12ngric 49080 imasubclem1 50156 |
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