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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 5940 | . 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 1570 ∈ wcel 2145 ∀wral 3076 ∃wrex 3086 Vcvv 3450 ↦ cmpt 5186 ran crn 5649 |
| 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-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5249 ax-pr 5391 |
| 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-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 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-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-br 5104 df-opab 5168 df-mpt 5187 df-cnv 5656 df-dm 5658 df-rn 5659 |
| This theorem is used by: fliftel 7306 oarec 8549 unfilem1 9275 swrdrn3 14755 elrest 17545 psgneldm2 19665 psgnfitr 19678 iscyggen2 20042 iscyg3 20047 cycsubgcyg 20062 eldprd 20167 leordtval2 23477 iocpnfordt 23480 icomnfordt 23481 lecldbas 23484 tsmsxplem1 24419 minveclem2 25694 lhop2 26282 taylthlem2 26650 fsumvma 27489 dchrptlem2 27541 2sqlem1 27693 dchrisum0fno1 27787 minvecolem2 31396 domnprodeq0 33759 nsgqusf1olem1 33883 nsgqusf1olem3 33885 rspectopn 34418 zarclsun 34421 zarcls 34425 gsumesum 34610 esumlub 34611 esumcst 34614 esumpcvgval 34629 esumgect 34641 esum2d 34644 sigapildsys 34714 sxbrsigalem2 34838 omssubaddlem 34851 omssubadd 34852 eulerpartgbij 34924 actfunsnf1o 35153 actfunsnrndisj 35154 reprsuc 35164 breprexplema 35179 bnj1366 35379 msubco 36211 msubvrs 36240 mh-inf3sn 37246 fin2so 38444 poimirlem17 38469 poimirlem20 38472 cntotbnd 38644 islsat 39962 |
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