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Mirrors > Home > MPE Home > Th. List > riotabidv | Structured version Visualization version GIF version |
Description: Formula-building deduction for restricted iota. (Contributed by NM, 15-Sep-2011.) |
Ref | Expression |
---|---|
riotabidv.1 | ⊢ (𝜑 → (𝜓 ↔ 𝜒)) |
Ref | Expression |
---|---|
riotabidv | ⊢ (𝜑 → (℩𝑥 ∈ 𝐴 𝜓) = (℩𝑥 ∈ 𝐴 𝜒)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | riotabidv.1 | . . . 4 ⊢ (𝜑 → (𝜓 ↔ 𝜒)) | |
2 | 1 | anbi2d 630 | . . 3 ⊢ (𝜑 → ((𝑥 ∈ 𝐴 ∧ 𝜓) ↔ (𝑥 ∈ 𝐴 ∧ 𝜒))) |
3 | 2 | iotabidv 6342 | . 2 ⊢ (𝜑 → (℩𝑥(𝑥 ∈ 𝐴 ∧ 𝜓)) = (℩𝑥(𝑥 ∈ 𝐴 ∧ 𝜒))) |
4 | df-riota 7117 | . 2 ⊢ (℩𝑥 ∈ 𝐴 𝜓) = (℩𝑥(𝑥 ∈ 𝐴 ∧ 𝜓)) | |
5 | df-riota 7117 | . 2 ⊢ (℩𝑥 ∈ 𝐴 𝜒) = (℩𝑥(𝑥 ∈ 𝐴 ∧ 𝜒)) | |
6 | 3, 4, 5 | 3eqtr4g 2884 | 1 ⊢ (𝜑 → (℩𝑥 ∈ 𝐴 𝜓) = (℩𝑥 ∈ 𝐴 𝜒)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 208 ∧ wa 398 = wceq 1536 ∈ wcel 2113 ℩cio 6315 ℩crio 7116 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1969 ax-7 2014 ax-8 2115 ax-9 2123 ax-10 2144 ax-11 2160 ax-12 2176 ax-ext 2796 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-tru 1539 df-ex 1780 df-nf 1784 df-sb 2069 df-clab 2803 df-cleq 2817 df-clel 2896 df-nfc 2966 df-v 3499 df-in 3946 df-ss 3955 df-uni 4842 df-iota 6317 df-riota 7117 |
This theorem is referenced by: riotaeqbidv 7120 csbriota 7132 sup0riota 8932 infval 8953 fin23lem27 9753 subval 10880 divval 11303 flval 13167 ceilval2 13213 cjval 14464 sqrtval 14599 qnumval 16080 qdenval 16081 lubval 17597 glbval 17610 joinval2 17622 meetval2 17636 grpinvval 18147 pj1fval 18823 pj1val 18824 q1pval 24750 coeval 24816 quotval 24884 ismidb 26567 lmif 26574 islmib 26576 uspgredg2v 27009 usgredg2v 27012 frgrncvvdeqlem8 28088 frgrncvvdeqlem9 28089 grpoinvval 28303 pjhval 29177 nmopadjlei 29868 cdj3lem2 30215 cvmliftlem15 32549 cvmlift2lem4 32557 cvmlift2 32567 cvmlift3lem2 32571 cvmlift3lem4 32573 cvmlift3lem6 32575 cvmlift3lem7 32576 cvmlift3lem9 32578 cvmlift3 32579 fvtransport 33497 lshpkrlem1 36250 lshpkrlem2 36251 lshpkrlem3 36252 lshpkrcl 36256 trlset 37301 trlval 37302 cdleme27b 37508 cdleme29b 37515 cdleme31so 37519 cdleme31sn1 37521 cdleme31sn1c 37528 cdleme31fv 37530 cdlemefrs29clN 37539 cdleme40v 37609 cdlemg1cN 37727 cdlemg1cex 37728 cdlemksv 37984 cdlemkuu 38035 cdlemkid3N 38073 cdlemkid4 38074 cdlemm10N 38258 dicval 38316 dihval 38372 dochfl1 38616 lcfl7N 38641 lcfrlem8 38689 lcfrlem9 38690 lcf1o 38691 mapdhval 38864 hvmapval 38900 hvmapvalvalN 38901 hdmap1fval 38936 hdmap1vallem 38937 hdmap1val 38938 hdmap1cbv 38942 hdmapfval 38967 hdmapval 38968 hgmapffval 39025 hgmapfval 39026 hgmapval 39027 resubval 39203 unxpwdom3 39701 mpaaval 39757 |
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