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Mirrors > Home > MPE Home > Th. List > frmdup3 | Structured version Visualization version GIF version |
Description: Universal property of the free monoid by existential uniqueness. (Contributed by Mario Carneiro, 2-Oct-2015.) (Revised by Mario Carneiro, 18-Jul-2016.) |
Ref | Expression |
---|---|
frmdup3.m | ⊢ 𝑀 = (freeMnd‘𝐼) |
frmdup3.b | ⊢ 𝐵 = (Base‘𝐺) |
frmdup3.u | ⊢ 𝑈 = (varFMnd‘𝐼) |
Ref | Expression |
---|---|
frmdup3 | ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → ∃!𝑚 ∈ (𝑀 MndHom 𝐺)(𝑚 ∘ 𝑈) = 𝐴) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | frmdup3.m | . . 3 ⊢ 𝑀 = (freeMnd‘𝐼) | |
2 | frmdup3.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
3 | eqid 2823 | . . 3 ⊢ (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) = (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) | |
4 | simp1 1132 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → 𝐺 ∈ Mnd) | |
5 | simp2 1133 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → 𝐼 ∈ 𝑉) | |
6 | simp3 1134 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → 𝐴:𝐼⟶𝐵) | |
7 | 1, 2, 3, 4, 5, 6 | frmdup1 18031 | . 2 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) ∈ (𝑀 MndHom 𝐺)) |
8 | 4 | adantr 483 | . . . . 5 ⊢ (((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) ∧ 𝑦 ∈ 𝐼) → 𝐺 ∈ Mnd) |
9 | 5 | adantr 483 | . . . . 5 ⊢ (((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) ∧ 𝑦 ∈ 𝐼) → 𝐼 ∈ 𝑉) |
10 | 6 | adantr 483 | . . . . 5 ⊢ (((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) ∧ 𝑦 ∈ 𝐼) → 𝐴:𝐼⟶𝐵) |
11 | frmdup3.u | . . . . 5 ⊢ 𝑈 = (varFMnd‘𝐼) | |
12 | simpr 487 | . . . . 5 ⊢ (((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) ∧ 𝑦 ∈ 𝐼) → 𝑦 ∈ 𝐼) | |
13 | 1, 2, 3, 8, 9, 10, 11, 12 | frmdup2 18032 | . . . 4 ⊢ (((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) ∧ 𝑦 ∈ 𝐼) → ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥)))‘(𝑈‘𝑦)) = (𝐴‘𝑦)) |
14 | 13 | mpteq2dva 5163 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → (𝑦 ∈ 𝐼 ↦ ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥)))‘(𝑈‘𝑦))) = (𝑦 ∈ 𝐼 ↦ (𝐴‘𝑦))) |
15 | eqid 2823 | . . . . . 6 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
16 | 15, 2 | mhmf 17963 | . . . . 5 ⊢ ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) ∈ (𝑀 MndHom 𝐺) → (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))):(Base‘𝑀)⟶𝐵) |
17 | 7, 16 | syl 17 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))):(Base‘𝑀)⟶𝐵) |
18 | 11 | vrmdf 18025 | . . . . . 6 ⊢ (𝐼 ∈ 𝑉 → 𝑈:𝐼⟶Word 𝐼) |
19 | 18 | 3ad2ant2 1130 | . . . . 5 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → 𝑈:𝐼⟶Word 𝐼) |
20 | 1, 15 | frmdbas 18019 | . . . . . . 7 ⊢ (𝐼 ∈ 𝑉 → (Base‘𝑀) = Word 𝐼) |
21 | 20 | 3ad2ant2 1130 | . . . . . 6 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → (Base‘𝑀) = Word 𝐼) |
22 | 21 | feq3d 6503 | . . . . 5 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → (𝑈:𝐼⟶(Base‘𝑀) ↔ 𝑈:𝐼⟶Word 𝐼)) |
23 | 19, 22 | mpbird 259 | . . . 4 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → 𝑈:𝐼⟶(Base‘𝑀)) |
24 | fcompt 6897 | . . . 4 ⊢ (((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))):(Base‘𝑀)⟶𝐵 ∧ 𝑈:𝐼⟶(Base‘𝑀)) → ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) ∘ 𝑈) = (𝑦 ∈ 𝐼 ↦ ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥)))‘(𝑈‘𝑦)))) | |
25 | 17, 23, 24 | syl2anc 586 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) ∘ 𝑈) = (𝑦 ∈ 𝐼 ↦ ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥)))‘(𝑈‘𝑦)))) |
26 | 6 | feqmptd 6735 | . . 3 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → 𝐴 = (𝑦 ∈ 𝐼 ↦ (𝐴‘𝑦))) |
27 | 14, 25, 26 | 3eqtr4d 2868 | . 2 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) ∘ 𝑈) = 𝐴) |
28 | 1, 2, 11 | frmdup3lem 18033 | . . . 4 ⊢ (((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) ∧ (𝑚 ∈ (𝑀 MndHom 𝐺) ∧ (𝑚 ∘ 𝑈) = 𝐴)) → 𝑚 = (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥)))) |
29 | 28 | expr 459 | . . 3 ⊢ (((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) ∧ 𝑚 ∈ (𝑀 MndHom 𝐺)) → ((𝑚 ∘ 𝑈) = 𝐴 → 𝑚 = (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))))) |
30 | 29 | ralrimiva 3184 | . 2 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → ∀𝑚 ∈ (𝑀 MndHom 𝐺)((𝑚 ∘ 𝑈) = 𝐴 → 𝑚 = (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))))) |
31 | coeq1 5730 | . . . 4 ⊢ (𝑚 = (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) → (𝑚 ∘ 𝑈) = ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) ∘ 𝑈)) | |
32 | 31 | eqeq1d 2825 | . . 3 ⊢ (𝑚 = (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) → ((𝑚 ∘ 𝑈) = 𝐴 ↔ ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) ∘ 𝑈) = 𝐴)) |
33 | 32 | eqreu 3722 | . 2 ⊢ (((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) ∈ (𝑀 MndHom 𝐺) ∧ ((𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) ∘ 𝑈) = 𝐴 ∧ ∀𝑚 ∈ (𝑀 MndHom 𝐺)((𝑚 ∘ 𝑈) = 𝐴 → 𝑚 = (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))))) → ∃!𝑚 ∈ (𝑀 MndHom 𝐺)(𝑚 ∘ 𝑈) = 𝐴) |
34 | 7, 27, 30, 33 | syl3anc 1367 | 1 ⊢ ((𝐺 ∈ Mnd ∧ 𝐼 ∈ 𝑉 ∧ 𝐴:𝐼⟶𝐵) → ∃!𝑚 ∈ (𝑀 MndHom 𝐺)(𝑚 ∘ 𝑈) = 𝐴) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∧ w3a 1083 = wceq 1537 ∈ wcel 2114 ∀wral 3140 ∃!wreu 3142 ↦ cmpt 5148 ∘ ccom 5561 ⟶wf 6353 ‘cfv 6357 (class class class)co 7158 Word cword 13864 Basecbs 16485 Σg cgsu 16716 Mndcmnd 17913 MndHom cmhm 17956 freeMndcfrmd 18014 varFMndcvrmd 18015 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-rep 5192 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 ax-cnex 10595 ax-resscn 10596 ax-1cn 10597 ax-icn 10598 ax-addcl 10599 ax-addrcl 10600 ax-mulcl 10601 ax-mulrcl 10602 ax-mulcom 10603 ax-addass 10604 ax-mulass 10605 ax-distr 10606 ax-i2m1 10607 ax-1ne0 10608 ax-1rid 10609 ax-rnegex 10610 ax-rrecex 10611 ax-cnre 10612 ax-pre-lttri 10613 ax-pre-lttrn 10614 ax-pre-ltadd 10615 ax-pre-mulgt0 10616 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-nel 3126 df-ral 3145 df-rex 3146 df-reu 3147 df-rmo 3148 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-int 4879 df-iun 4923 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-riota 7116 df-ov 7161 df-oprab 7162 df-mpo 7163 df-om 7583 df-1st 7691 df-2nd 7692 df-wrecs 7949 df-recs 8010 df-rdg 8048 df-1o 8104 df-oadd 8108 df-er 8291 df-map 8410 df-en 8512 df-dom 8513 df-sdom 8514 df-fin 8515 df-card 9370 df-pnf 10679 df-mnf 10680 df-xr 10681 df-ltxr 10682 df-le 10683 df-sub 10874 df-neg 10875 df-nn 11641 df-2 11703 df-n0 11901 df-xnn0 11971 df-z 11985 df-uz 12247 df-fz 12896 df-fzo 13037 df-seq 13373 df-hash 13694 df-word 13865 df-lsw 13917 df-concat 13925 df-s1 13952 df-substr 14005 df-pfx 14035 df-struct 16487 df-ndx 16488 df-slot 16489 df-base 16491 df-sets 16492 df-ress 16493 df-plusg 16580 df-0g 16717 df-gsum 16718 df-mgm 17854 df-sgrp 17903 df-mnd 17914 df-mhm 17958 df-submnd 17959 df-frmd 18016 df-vrmd 18017 |
This theorem is referenced by: (None) |
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