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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 3084 | . 2 ⊢ ∀𝑥 ∈ 𝐴 𝐵 ∈ V |
| 3 | rnmpt.1 | . . 3 ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵) | |
| 4 | 3 | elrnmptg 5949 | . 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 2147 ∀wral 3080 ∃wrex 3090 Vcvv 3454 ↦ cmpt 5189 ran crn 5656 |
| 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-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5252 ax-pr 5395 |
| 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 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ral 3081 df-rex 3091 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-br 5107 df-opab 5171 df-mpt 5190 df-cnv 5663 df-dm 5665 df-rn 5666 |
| This theorem is used by: fliftel 7337 reldm 8076 oarec 8595 unfilem1 9322 swrdrn3 14827 elrest 17624 psgneldm2 19745 psgnfitr 19758 iscyggen2 20122 iscyg3 20127 cycsubgcyg 20142 eldprd 20247 leordtval2 23557 iocpnfordt 23560 icomnfordt 23561 lecldbas 23564 tsmsxplem1 24499 minveclem2 25774 lhop2 26362 taylthlem2 26728 fsumvma 27567 dchrptlem2 27619 2sqlem1 27771 dchrisum0fno1 27865 minvecolem2 31504 domnprodeq0 33907 nsgqusf1olem1 34031 nsgqusf1olem3 34033 rspectopn 34566 zarclsun 34569 zarcls 34573 gsumesum 34758 esumlub 34759 esumcst 34762 esumpcvgval 34777 esumgect 34789 esum2d 34792 sigapildsys 34862 sxbrsigalem2 34985 omssubaddlem 34998 omssubadd 34999 eulerpartgbij 35071 actfunsnf1o 35300 actfunsnrndisj 35301 reprsuc 35311 breprexplema 35326 bnj1366 35526 msubco 36462 msubvrs 36491 mh-inf3sn 37507 fin2so 38721 poimirlem17 38746 poimirlem20 38749 cntotbnd 38921 islsat 40239 |
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