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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 7919 | . 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 2146 Vcvv 3458 “ cima 5669 |
| 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 2148 ax-9 2156 ax-ext 2738 ax-sep 5262 ax-pr 5409 ax-un 7745 |
| 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 2745 df-cleq 2758 df-clel 2841 df-ral 3083 df-rex 3093 df-rab 3420 df-v 3460 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4290 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-opab 5179 df-xp 5672 df-cnv 5674 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 |
| This theorem is used by: frxp 8131 frxp2 8149 frxp3 8156 pw2f1o 9080 ssenen 9149 fiint 9296 fissuni 9324 fipreima 9325 marypha1lem 9403 infxpenlem 10016 ackbij2lem2 10241 enfin2i 10323 fin1a2lem7 10408 fpwwe 10649 canthwelem 10653 tskuni 10786 isacs4lem 18625 gicsubgen 19380 gsumzaddlem 20022 isunit 20488 evpmss 21773 psgnevpmb 21774 ptbasfi 23775 hmphdis 23990 ustuqtop0 24434 utopsnneiplem 24441 neipcfilu 24489 nghmfval 24916 qtopbaslem 24952 fta1glem2 26363 fta1blem 26365 lgsqrlem4 27550 legval 28890 evpmval 33496 altgnsg 33500 elrgspnsubrunlem2 33599 elrspunidl 33767 irngval 34106 zarcmplem 34302 brapply 36449 dfrdg4 36464 ptrest 38311 intima0 44415 elintima 44420 brtrclfv2 44494 imaexi 45978 usgrexmpl12ngric 48844 imasubclem1 49923 |
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