| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > riotacl | Structured version Visualization version GIF version | ||
| Description: Closure of restricted iota. (Contributed by NM, 21-Aug-2011.) |
| Ref | Expression |
|---|---|
| riotacl | ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ssrab2 4035 | . 2 ⊢ {𝑥 ∈ 𝐴 ∣ 𝜑} ⊆ 𝐴 | |
| 2 | riotacl2 7392 | . 2 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ {𝑥 ∈ 𝐴 ∣ 𝜑}) | |
| 3 | 1, 2 | sselid 3936 | 1 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2146 ∃!wreu 3369 {crab 3418 ℩crio 7375 |
| 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-10 2179 ax-12 2216 ax-ext 2737 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-tru 1573 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-un 3911 df-ss 3923 df-sn 4592 df-pr 4594 df-uni 4875 df-iota 6496 df-riota 7376 |
| This theorem is used by: riotaeqimp 7402 riotaprop 7403 riotass2 7406 riotass 7407 riotaxfrd 7410 riotaclb 7417 supcl 9425 fisupcl 9437 ttrcltr 9692 htalem 9897 dfac8clem 10032 dfac2a 10129 fin23lem22 10326 zorn2lem1 10495 subcl 11471 divcl 11893 lbcl 12181 flcl 13846 cjf 15179 sqrtcl 15437 qnumdencl 16820 qnumdenbi 16825 catidcl 17760 lubcl 18433 glbcl 18446 ismgmid 18748 grpinvfval 19089 grpinvf 19097 pj1f 19811 nosupno 27918 nosupbday 27920 nosupbnd1 27929 noinfno 27933 noinfbday 27935 noinfbnd1 27944 cutcuts 28025 divsclw 28439 mirf 28988 midf 29136 ismidb 29138 lmif 29145 islmib 29147 uspgredg2vlem 29631 usgredg2vlem1 29633 frgrncvvdeqlem4 30724 grpoidcl 30937 grpoinvcl 30947 pjpreeq 31821 cnlnadjlem3 32492 adjbdln 32506 xdivcld 33312 cvmlift3lem3 35850 transportcl 36562 finxpreclem4 38097 poimirlem26 38354 iorlid 38567 riotaclbgBAD 39786 lshpkrlem2 39943 lshpkrcl 39948 cdleme25cl 41189 cdleme29cl 41209 cdlemefrs29clN 41231 cdlemk29-3 41743 cdlemkid5 41767 dihlsscpre 42066 mapdhcl 42559 hdmapcl 42662 hgmapcl 42721 primrootsunit1 42922 rernegcl 43190 rersubcl 43197 sn-subcl 43247 sn-redivcld 43263 fsuppind 43380 tfsconcatfv 44126 wessf1ornlem 45961 fourierdlem50 46928 |
| Copyright terms: Public domain | W3C validator |