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| 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 4033 | . 2 ⊢ {𝑥 ∈ 𝐴 ∣ 𝜑} ⊆ 𝐴 | |
| 2 | riotacl2 7369 | . 2 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ {𝑥 ∈ 𝐴 ∣ 𝜑}) | |
| 3 | 1, 2 | sselid 3934 | 1 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2142 ∃!wreu 3365 {crab 3414 ℩crio 7352 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-12 2212 ax-ext 2734 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-tru 1563 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-reu 3368 df-rab 3415 df-v 3456 df-sbc 3745 df-un 3909 df-ss 3921 df-sn 4583 df-pr 4585 df-uni 4866 df-iota 6477 df-riota 7353 |
| This theorem is referenced by: riotaeqimp 7379 riotaprop 7380 riotass2 7383 riotass 7384 riotaxfrd 7387 riotaclb 7394 supcl 9404 fisupcl 9416 ttrcltr 9671 htalem 9854 dfac8clem 9988 dfac2a 10086 fin23lem22 10284 zorn2lem1 10453 subcl 11429 divcl 11851 lbcl 12143 flcl 13805 cjf 15131 sqrtcl 15389 qnumdencl 16774 qnumdenbi 16779 catidcl 17714 lubcl 18387 glbcl 18400 ismgmid 18699 grpinvfval 19020 grpinvf 19028 pj1f 19737 nosupno 27767 nosupbday 27769 nosupbnd1 27778 noinfno 27782 noinfbday 27784 noinfbnd1 27793 cutcuts 27874 divsclw 28288 mirf 28833 midf 28949 ismidb 28951 lmif 28958 islmib 28960 uspgredg2vlem 29424 usgredg2vlem1 29426 frgrncvvdeqlem4 30504 grpoidcl 30717 grpoinvcl 30727 pjpreeq 31601 cnlnadjlem3 32272 adjbdln 32286 xdivcld 33100 cvmlift3lem3 35671 transportcl 36383 finxpreclem4 37888 poimirlem26 38145 iorlid 38357 riotaclbgBAD 39578 lshpkrlem2 39735 lshpkrcl 39740 cdleme25cl 40981 cdleme29cl 41001 cdlemefrs29clN 41023 cdlemk29-3 41535 cdlemkid5 41559 dihlsscpre 41858 mapdhcl 42351 hdmapcl 42454 hgmapcl 42513 primrootsunit1 42714 rernegcl 42980 rersubcl 42987 sn-subcl 43037 sn-redivcld 43053 fsuppind 43172 tfsconcatfv 43918 wessf1ornlem 45763 fourierdlem50 46730 |
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