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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 4034 | . 2 ⊢ {𝑥 ∈ 𝐴 ∣ 𝜑} ⊆ 𝐴 | |
| 2 | riotacl2 7341 | . 2 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ {𝑥 ∈ 𝐴 ∣ 𝜑}) | |
| 3 | 1, 2 | sselid 3933 | 1 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 ∃!wreu 3350 {crab 3401 ℩crio 7324 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-12 2185 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-tru 1545 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-un 3908 df-ss 3920 df-sn 4583 df-pr 4585 df-uni 4866 df-iota 6456 df-riota 7325 |
| This theorem is referenced by: riotaeqimp 7351 riotaprop 7352 riotass2 7355 riotass 7356 riotaxfrd 7359 riotaclb 7366 supcl 9373 fisupcl 9385 ttrcltr 9637 htalem 9820 dfac8clem 9954 dfac2a 10052 fin23lem22 10249 zorn2lem1 10418 subcl 11391 divcl 11814 lbcl 12105 flcl 13727 cjf 15039 sqrtcl 15297 qnumdencl 16678 qnumdenbi 16683 catidcl 17617 lubcl 18290 glbcl 18303 ismgmid 18602 grpinvfval 18920 grpinvf 18928 pj1f 19638 nosupno 27683 nosupbday 27685 nosupbnd1 27694 noinfno 27698 noinfbday 27700 noinfbnd1 27709 cutcuts 27789 divsclw 28203 mirf 28744 midf 28860 ismidb 28862 lmif 28869 islmib 28871 uspgredg2vlem 29308 usgredg2vlem1 29310 frgrncvvdeqlem4 30389 grpoidcl 30602 grpoinvcl 30612 pjpreeq 31486 cnlnadjlem3 32157 adjbdln 32171 xdivcld 33015 cvmlift3lem3 35537 transportcl 36249 finxpreclem4 37649 poimirlem26 37897 iorlid 38109 riotaclbgBAD 39330 lshpkrlem2 39487 lshpkrcl 39492 cdleme25cl 40733 cdleme29cl 40753 cdlemefrs29clN 40775 cdlemk29-3 41287 cdlemkid5 41311 dihlsscpre 41610 mapdhcl 42103 hdmapcl 42206 hgmapcl 42265 primrootsunit1 42467 rernegcl 42741 rersubcl 42748 sn-subcl 42798 sn-redivcld 42814 fsuppind 42948 tfsconcatfv 43698 wessf1ornlem 45544 fourierdlem50 46514 |
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