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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 3082 | . 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 2145 ∀wral 3078 ∃wrex 3088 Vcvv 3453 ↦ cmpt 5190 ran crn 5660 |
| 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 2215 ax-ext 2734 ax-sep 5255 ax-pr 5402 |
| 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 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-sn 4588 df-pr 4590 df-op 4594 df-br 5108 df-opab 5172 df-mpt 5191 df-cnv 5667 df-dm 5669 df-rn 5670 |
| This theorem is used by: fliftel 7313 oarec 8552 unfilem1 9278 swrdrn3 14724 elrest 17516 psgneldm2 19632 psgnfitr 19645 iscyggen2 20009 iscyg3 20014 cycsubgcyg 20029 eldprd 20134 leordtval2 23438 iocpnfordt 23441 icomnfordt 23442 lecldbas 23445 tsmsxplem1 24380 minveclem2 25655 lhop2 26244 taylthlem2 26607 fsumvma 27447 dchrptlem2 27499 2sqlem1 27651 dchrisum0fno1 27745 minvecolem2 31342 domnprodeq0 33706 nsgqusf1olem1 33829 nsgqusf1olem3 33831 rspectopn 34364 zarclsun 34367 zarcls 34371 gsumesum 34556 esumlub 34557 esumcst 34560 esumpcvgval 34575 esumgect 34587 esum2d 34590 sigapildsys 34660 sxbrsigalem2 34784 omssubaddlem 34797 omssubadd 34798 eulerpartgbij 34870 actfunsnf1o 35099 actfunsnrndisj 35100 reprsuc 35110 breprexplema 35125 bnj1366 35325 msubco 36097 msubvrs 36126 mh-inf3sn 37148 fin2so 38348 poimirlem17 38373 poimirlem20 38376 cntotbnd 38533 islsat 39851 |
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