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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 4020 | . 2 ⊢ {𝑥 ∈ 𝐴 ∣ 𝜑} ⊆ 𝐴 | |
| 2 | riotacl2 7340 | . 2 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ {𝑥 ∈ 𝐴 ∣ 𝜑}) | |
| 3 | 1, 2 | sselid 3919 | 1 ⊢ (∃!𝑥 ∈ 𝐴 𝜑 → (℩𝑥 ∈ 𝐴 𝜑) ∈ 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 ∃!wreu 3340 {crab 3389 ℩crio 7323 |
| 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 2708 |
| 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 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-un 3894 df-ss 3906 df-sn 4568 df-pr 4570 df-uni 4851 df-iota 6454 df-riota 7324 |
| This theorem is referenced by: riotaeqimp 7350 riotaprop 7351 riotass2 7354 riotass 7355 riotaxfrd 7358 riotaclb 7365 supcl 9371 fisupcl 9383 ttrcltr 9637 htalem 9820 dfac8clem 9954 dfac2a 10052 fin23lem22 10249 zorn2lem1 10418 subcl 11392 divcl 11815 lbcl 12107 flcl 13754 cjf 15066 sqrtcl 15324 qnumdencl 16709 qnumdenbi 16714 catidcl 17648 lubcl 18321 glbcl 18334 ismgmid 18633 grpinvfval 18954 grpinvf 18962 pj1f 19672 nosupno 27667 nosupbday 27669 nosupbnd1 27678 noinfno 27682 noinfbday 27684 noinfbnd1 27693 cutcuts 27773 divsclw 28187 mirf 28728 midf 28844 ismidb 28846 lmif 28853 islmib 28855 uspgredg2vlem 29292 usgredg2vlem1 29294 frgrncvvdeqlem4 30372 grpoidcl 30585 grpoinvcl 30595 pjpreeq 31469 cnlnadjlem3 32140 adjbdln 32154 xdivcld 32982 cvmlift3lem3 35503 transportcl 36215 finxpreclem4 37710 poimirlem26 37967 iorlid 38179 riotaclbgBAD 39400 lshpkrlem2 39557 lshpkrcl 39562 cdleme25cl 40803 cdleme29cl 40823 cdlemefrs29clN 40845 cdlemk29-3 41357 cdlemkid5 41381 dihlsscpre 41680 mapdhcl 42173 hdmapcl 42276 hgmapcl 42335 primrootsunit1 42536 rernegcl 42803 rersubcl 42810 sn-subcl 42860 sn-redivcld 42876 fsuppind 43023 tfsconcatfv 43769 wessf1ornlem 45615 fourierdlem50 46584 |
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