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| Mirrors > Home > MPE Home > Th. List > elrnmpti | Structured version Visualization version GIF version | ||
| Description: Membership in the range of a function. (Contributed by NM, 30-Aug-2004.) (Revised by Mario Carneiro, 31-Aug-2015.) |
| Ref | Expression |
|---|---|
| rnmpt.1 | ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵) |
| elrnmpti.2 | ⊢ 𝐵 ∈ V |
| Ref | Expression |
|---|---|
| elrnmpti | ⊢ (𝐶 ∈ ran 𝐹 ↔ ∃𝑥 ∈ 𝐴 𝐶 = 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elrnmpti.2 | . . 3 ⊢ 𝐵 ∈ V | |
| 2 | 1 | rgenw 3080 | . 2 ⊢ ∀𝑥 ∈ 𝐴 𝐵 ∈ V |
| 3 | rnmpt.1 | . . 3 ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵) | |
| 4 | 3 | elrnmptg 5942 | . 2 ⊢ (∀𝑥 ∈ 𝐴 𝐵 ∈ V → (𝐶 ∈ ran 𝐹 ↔ ∃𝑥 ∈ 𝐴 𝐶 = 𝐵)) |
| 5 | 2, 4 | ax-mp 5 | 1 ⊢ (𝐶 ∈ ran 𝐹 ↔ ∃𝑥 ∈ 𝐴 𝐶 = 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ↔ wb 209 = wceq 1569 ∈ wcel 2144 ∀wral 3076 ∃wrex 3086 Vcvv 3450 ↦ cmpt 5185 ran crn 5651 |
| 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-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-pr 5390 |
| 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-nf 1816 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ral 3077 df-rex 3087 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 4584 df-pr 4586 df-op 4590 df-br 5103 df-opab 5167 df-mpt 5186 df-cnv 5658 df-dm 5660 df-rn 5661 |
| This theorem is used by: fliftel 7317 oarec 8570 unfilem1 9297 swrdrn3 14802 elrest 17598 psgneldm2 19718 psgnfitr 19731 iscyggen2 20095 iscyg3 20100 cycsubgcyg 20115 eldprd 20220 leordtval2 23530 iocpnfordt 23533 icomnfordt 23534 lecldbas 23537 tsmsxplem1 24472 minveclem2 25747 lhop2 26335 taylthlem2 26701 fsumvma 27540 dchrptlem2 27592 2sqlem1 27744 dchrisum0fno1 27838 minvecolem2 31477 domnprodeq0 33840 nsgqusf1olem1 33964 nsgqusf1olem3 33966 rspectopn 34499 zarclsun 34502 zarcls 34506 gsumesum 34691 esumlub 34692 esumcst 34695 esumpcvgval 34710 esumgect 34722 esum2d 34725 sigapildsys 34795 sxbrsigalem2 34918 omssubaddlem 34931 omssubadd 34932 eulerpartgbij 35004 actfunsnf1o 35233 actfunsnrndisj 35234 reprsuc 35244 breprexplema 35259 bnj1366 35459 msubco 36296 msubvrs 36325 mh-inf3sn 37330 fin2so 38531 poimirlem17 38556 poimirlem20 38559 cntotbnd 38731 islsat 40049 |
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