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Mirrors > Home > MPE Home > Th. List > elovmpowrd | Structured version Visualization version GIF version |
Description: Implications for the value of an operation defined by the maps-to notation with a class abstraction of words as a result having an element. Note that 𝜑 may depend on 𝑧 as well as on 𝑣 and 𝑦. (Contributed by Alexander van der Vekens, 15-Jul-2018.) |
Ref | Expression |
---|---|
elovmpowrd.o | ⊢ 𝑂 = (𝑣 ∈ V, 𝑦 ∈ V ↦ {𝑧 ∈ Word 𝑣 ∣ 𝜑}) |
Ref | Expression |
---|---|
elovmpowrd | ⊢ (𝑍 ∈ (𝑉𝑂𝑌) → (𝑉 ∈ V ∧ 𝑌 ∈ V ∧ 𝑍 ∈ Word 𝑉)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elovmpowrd.o | . . . 4 ⊢ 𝑂 = (𝑣 ∈ V, 𝑦 ∈ V ↦ {𝑧 ∈ Word 𝑣 ∣ 𝜑}) | |
2 | csbwrdg 14129 | . . . . . . . 8 ⊢ (𝑣 ∈ V → ⦋𝑣 / 𝑥⦌Word 𝑥 = Word 𝑣) | |
3 | 2 | eqcomd 2745 | . . . . . . 7 ⊢ (𝑣 ∈ V → Word 𝑣 = ⦋𝑣 / 𝑥⦌Word 𝑥) |
4 | 3 | adantr 484 | . . . . . 6 ⊢ ((𝑣 ∈ V ∧ 𝑦 ∈ V) → Word 𝑣 = ⦋𝑣 / 𝑥⦌Word 𝑥) |
5 | 4 | rabeqdv 3409 | . . . . 5 ⊢ ((𝑣 ∈ V ∧ 𝑦 ∈ V) → {𝑧 ∈ Word 𝑣 ∣ 𝜑} = {𝑧 ∈ ⦋𝑣 / 𝑥⦌Word 𝑥 ∣ 𝜑}) |
6 | 5 | mpoeq3ia 7310 | . . . 4 ⊢ (𝑣 ∈ V, 𝑦 ∈ V ↦ {𝑧 ∈ Word 𝑣 ∣ 𝜑}) = (𝑣 ∈ V, 𝑦 ∈ V ↦ {𝑧 ∈ ⦋𝑣 / 𝑥⦌Word 𝑥 ∣ 𝜑}) |
7 | 1, 6 | eqtri 2767 | . . 3 ⊢ 𝑂 = (𝑣 ∈ V, 𝑦 ∈ V ↦ {𝑧 ∈ ⦋𝑣 / 𝑥⦌Word 𝑥 ∣ 𝜑}) |
8 | csbwrdg 14129 | . . . . 5 ⊢ (𝑉 ∈ V → ⦋𝑉 / 𝑥⦌Word 𝑥 = Word 𝑉) | |
9 | wrdexg 14109 | . . . . 5 ⊢ (𝑉 ∈ V → Word 𝑉 ∈ V) | |
10 | 8, 9 | eqeltrd 2840 | . . . 4 ⊢ (𝑉 ∈ V → ⦋𝑉 / 𝑥⦌Word 𝑥 ∈ V) |
11 | 10 | adantr 484 | . . 3 ⊢ ((𝑉 ∈ V ∧ 𝑌 ∈ V) → ⦋𝑉 / 𝑥⦌Word 𝑥 ∈ V) |
12 | 7, 11 | elovmporab1w 7473 | . 2 ⊢ (𝑍 ∈ (𝑉𝑂𝑌) → (𝑉 ∈ V ∧ 𝑌 ∈ V ∧ 𝑍 ∈ ⦋𝑉 / 𝑥⦌Word 𝑥)) |
13 | 8 | eleq2d 2825 | . . . . 5 ⊢ (𝑉 ∈ V → (𝑍 ∈ ⦋𝑉 / 𝑥⦌Word 𝑥 ↔ 𝑍 ∈ Word 𝑉)) |
14 | 13 | adantr 484 | . . . 4 ⊢ ((𝑉 ∈ V ∧ 𝑌 ∈ V) → (𝑍 ∈ ⦋𝑉 / 𝑥⦌Word 𝑥 ↔ 𝑍 ∈ Word 𝑉)) |
15 | id 22 | . . . . 5 ⊢ ((𝑉 ∈ V ∧ 𝑌 ∈ V ∧ 𝑍 ∈ Word 𝑉) → (𝑉 ∈ V ∧ 𝑌 ∈ V ∧ 𝑍 ∈ Word 𝑉)) | |
16 | 15 | 3expia 1123 | . . . 4 ⊢ ((𝑉 ∈ V ∧ 𝑌 ∈ V) → (𝑍 ∈ Word 𝑉 → (𝑉 ∈ V ∧ 𝑌 ∈ V ∧ 𝑍 ∈ Word 𝑉))) |
17 | 14, 16 | sylbid 243 | . . 3 ⊢ ((𝑉 ∈ V ∧ 𝑌 ∈ V) → (𝑍 ∈ ⦋𝑉 / 𝑥⦌Word 𝑥 → (𝑉 ∈ V ∧ 𝑌 ∈ V ∧ 𝑍 ∈ Word 𝑉))) |
18 | 17 | 3impia 1119 | . 2 ⊢ ((𝑉 ∈ V ∧ 𝑌 ∈ V ∧ 𝑍 ∈ ⦋𝑉 / 𝑥⦌Word 𝑥) → (𝑉 ∈ V ∧ 𝑌 ∈ V ∧ 𝑍 ∈ Word 𝑉)) |
19 | 12, 18 | syl 17 | 1 ⊢ (𝑍 ∈ (𝑉𝑂𝑌) → (𝑉 ∈ V ∧ 𝑌 ∈ V ∧ 𝑍 ∈ Word 𝑉)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∧ wa 399 ∧ w3a 1089 = wceq 1543 ∈ wcel 2112 {crab 3067 Vcvv 3422 ⦋csb 3827 (class class class)co 7234 ∈ cmpo 7236 Word cword 14099 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2016 ax-8 2114 ax-9 2122 ax-10 2143 ax-11 2160 ax-12 2177 ax-ext 2710 ax-rep 5195 ax-sep 5208 ax-nul 5215 ax-pow 5274 ax-pr 5338 ax-un 7544 ax-cnex 10812 ax-1cn 10814 ax-addcl 10816 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 848 df-3or 1090 df-3an 1091 df-tru 1546 df-fal 1556 df-ex 1788 df-nf 1792 df-sb 2073 df-mo 2541 df-eu 2570 df-clab 2717 df-cleq 2731 df-clel 2818 df-nfc 2888 df-ne 2943 df-ral 3068 df-rex 3069 df-reu 3070 df-rab 3072 df-v 3424 df-sbc 3711 df-csb 3828 df-dif 3885 df-un 3887 df-in 3889 df-ss 3899 df-pss 3901 df-nul 4254 df-if 4456 df-pw 4531 df-sn 4558 df-pr 4560 df-tp 4562 df-op 4564 df-uni 4836 df-iun 4922 df-br 5070 df-opab 5132 df-mpt 5152 df-tr 5178 df-id 5471 df-eprel 5477 df-po 5485 df-so 5486 df-fr 5526 df-we 5528 df-xp 5574 df-rel 5575 df-cnv 5576 df-co 5577 df-dm 5578 df-rn 5579 df-res 5580 df-ima 5581 df-pred 6178 df-ord 6236 df-on 6237 df-lim 6238 df-suc 6239 df-iota 6358 df-fun 6402 df-fn 6403 df-f 6404 df-f1 6405 df-fo 6406 df-f1o 6407 df-fv 6408 df-ov 7237 df-oprab 7238 df-mpo 7239 df-om 7666 df-wrecs 8070 df-recs 8131 df-rdg 8169 df-map 8533 df-nn 11858 df-n0 12118 df-word 14100 |
This theorem is referenced by: (None) |
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