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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 7911 | . 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 3450 “ cima 5658 |
| 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 2732 ax-sep 5251 ax-pr 5398 ax-un 7737 |
| 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 2739 df-cleq 2752 df-clel 2835 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 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 5661 df-cnv 5663 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 |
| This theorem is used by: frxp 8125 frxp2 8143 frxp3 8150 pw2f1o 9083 ssenen 9152 fiint 9299 fissuni 9327 fipreima 9328 marypha1lem 9406 infxpenlem 10019 ackbij2lem2 10244 enfin2i 10326 fin1a2lem7 10411 fpwwe 10658 canthwelem 10662 tskuni 10795 isacs4lem 18635 gicsubgen 19409 gsumzaddlem 20051 isunit 20517 evpmss 21802 psgnevpmb 21803 ptbasfi 23810 hmphdis 24025 ustuqtop0 24469 utopsnneiplem 24476 neipcfilu 24524 nghmfval 24951 qtopbaslem 24987 fta1glem2 26397 fta1blem 26399 lgsqrlem4 27588 legval 28929 evpmval 33588 altgnsg 33592 elrgspnsubrunlem2 33691 elrspunidl 33859 irngval 34198 zarcmplem 34394 brapply 36518 dfrdg4 36533 ptrest 38371 intima0 44491 elintima 44496 brtrclfv2 44570 imaexi 46054 usgrexmpl12ngric 48957 imasubclem1 50033 |
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