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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 7949 | . 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 2147 Vcvv 3454 “ 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-sep 5252 ax-pr 5395 ax-un 7775 |
| 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 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-opab 5171 df-xp 5661 df-rel 5662 df-cnv 5663 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 |
| This theorem is used by: frxp 8165 frxp2 8188 frxp3 8195 pw2f1o 9129 ssenen 9198 fiint 9346 fissuni 9374 fipreima 9375 marypha1lem 9452 infxpenlem 10119 ackbij2lem2 10344 enfin2i 10426 fin1a2lem7 10511 fpwwe 10758 canthwelem 10762 tskuni 10895 isacs4lem 18747 gicsubgen 19523 gsumzaddlem 20165 isunit 20633 evpmss 21922 psgnevpmb 21923 ptbasfi 23930 hmphdis 24145 ustuqtop0 24589 utopsnneiplem 24596 neipcfilu 24644 nghmfval 25071 qtopbaslem 25107 fta1glem2 26517 fta1blem 26519 lgsqrlem4 27706 legval 29077 evpmval 33776 altgnsg 33780 elrgspnsubrunlem2 33879 elrspunidl 34048 irngval 34387 zarcmplem 34583 brapply 36878 dfrdg4 36893 ptrest 38729 intima0 44840 elintima 44845 brtrclfv2 44919 imaexi 46439 usgrexmpl12ngric 49341 imasubclem1 50425 |
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