| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > frgpupval | Structured version Visualization version GIF version | ||
| Description: Any assignment of the generators to target elements can be extended (uniquely) to a homomorphism from a free monoid to an arbitrary other monoid. (Contributed by Mario Carneiro, 2-Oct-2015.) |
| Ref | Expression |
|---|---|
| frgpup.b | ⊢ 𝐵 = (Base‘𝐻) |
| frgpup.n | ⊢ 𝑁 = (invg‘𝐻) |
| frgpup.t | ⊢ 𝑇 = (𝑦 ∈ 𝐼, 𝑧 ∈ 2o ↦ if(𝑧 = ∅, (𝐹‘𝑦), (𝑁‘(𝐹‘𝑦)))) |
| frgpup.h | ⊢ (𝜑 → 𝐻 ∈ Grp) |
| frgpup.i | ⊢ (𝜑 → 𝐼 ∈ 𝑉) |
| frgpup.a | ⊢ (𝜑 → 𝐹:𝐼⟶𝐵) |
| frgpup.w | ⊢ 𝑊 = ( I ‘Word (𝐼 × 2o)) |
| frgpup.r | ⊢ ∼ = ( ~FG ‘𝐼) |
| frgpup.g | ⊢ 𝐺 = (freeGrp‘𝐼) |
| frgpup.x | ⊢ 𝑋 = (Base‘𝐺) |
| frgpup.e | ⊢ 𝐸 = ran (𝑔 ∈ 𝑊 ↦ 〈[𝑔] ∼ , (𝐻 Σg (𝑇 ∘ 𝑔))〉) |
| Ref | Expression |
|---|---|
| frgpupval | ⊢ ((𝜑 ∧ 𝐴 ∈ 𝑊) → (𝐸‘[𝐴] ∼ ) = (𝐻 Σg (𝑇 ∘ 𝐴))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | frgpup.e | . 2 ⊢ 𝐸 = ran (𝑔 ∈ 𝑊 ↦ 〈[𝑔] ∼ , (𝐻 Σg (𝑇 ∘ 𝑔))〉) | |
| 2 | ovexd 7393 | . 2 ⊢ ((𝜑 ∧ 𝑔 ∈ 𝑊) → (𝐻 Σg (𝑇 ∘ 𝑔)) ∈ V) | |
| 3 | frgpup.w | . . . 4 ⊢ 𝑊 = ( I ‘Word (𝐼 × 2o)) | |
| 4 | frgpup.r | . . . 4 ⊢ ∼ = ( ~FG ‘𝐼) | |
| 5 | 3, 4 | efger 19682 | . . 3 ⊢ ∼ Er 𝑊 |
| 6 | 5 | a1i 11 | . 2 ⊢ (𝜑 → ∼ Er 𝑊) |
| 7 | 3 | fvexi 6846 | . . 3 ⊢ 𝑊 ∈ V |
| 8 | 7 | a1i 11 | . 2 ⊢ (𝜑 → 𝑊 ∈ V) |
| 9 | coeq2 5805 | . . 3 ⊢ (𝑔 = 𝐴 → (𝑇 ∘ 𝑔) = (𝑇 ∘ 𝐴)) | |
| 10 | 9 | oveq2d 7374 | . 2 ⊢ (𝑔 = 𝐴 → (𝐻 Σg (𝑇 ∘ 𝑔)) = (𝐻 Σg (𝑇 ∘ 𝐴))) |
| 11 | frgpup.b | . . . 4 ⊢ 𝐵 = (Base‘𝐻) | |
| 12 | frgpup.n | . . . 4 ⊢ 𝑁 = (invg‘𝐻) | |
| 13 | frgpup.t | . . . 4 ⊢ 𝑇 = (𝑦 ∈ 𝐼, 𝑧 ∈ 2o ↦ if(𝑧 = ∅, (𝐹‘𝑦), (𝑁‘(𝐹‘𝑦)))) | |
| 14 | frgpup.h | . . . 4 ⊢ (𝜑 → 𝐻 ∈ Grp) | |
| 15 | frgpup.i | . . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑉) | |
| 16 | frgpup.a | . . . 4 ⊢ (𝜑 → 𝐹:𝐼⟶𝐵) | |
| 17 | frgpup.g | . . . 4 ⊢ 𝐺 = (freeGrp‘𝐼) | |
| 18 | frgpup.x | . . . 4 ⊢ 𝑋 = (Base‘𝐺) | |
| 19 | 11, 12, 13, 14, 15, 16, 3, 4, 17, 18, 1 | frgpupf 19737 | . . 3 ⊢ (𝜑 → 𝐸:𝑋⟶𝐵) |
| 20 | 19 | ffund 6664 | . 2 ⊢ (𝜑 → Fun 𝐸) |
| 21 | 1, 2, 6, 8, 10, 20 | qliftval 8744 | 1 ⊢ ((𝜑 ∧ 𝐴 ∈ 𝑊) → (𝐸‘[𝐴] ∼ ) = (𝐻 Σg (𝑇 ∘ 𝐴))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 Vcvv 3430 ∅c0 4274 ifcif 4467 〈cop 4574 ↦ cmpt 5167 I cid 5516 × cxp 5620 ran crn 5623 ∘ ccom 5626 ⟶wf 6486 ‘cfv 6490 (class class class)co 7358 ∈ cmpo 7360 2oc2o 8390 Er wer 8631 [cec 8632 Word cword 14464 Basecbs 17168 Σg cgsu 17392 Grpcgrp 18898 invgcminusg 18899 ~FG cefg 19670 freeGrpcfrgp 19671 |
| 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-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5300 ax-pr 5368 ax-un 7680 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 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-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-ot 4577 df-uni 4852 df-int 4891 df-iun 4936 df-iin 4937 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-1st 7933 df-2nd 7934 df-frecs 8222 df-wrecs 8253 df-recs 8302 df-rdg 8340 df-1o 8396 df-2o 8397 df-er 8634 df-ec 8636 df-qs 8640 df-map 8766 df-en 8885 df-dom 8886 df-sdom 8887 df-fin 8888 df-sup 9346 df-inf 9347 df-card 9852 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-nn 12164 df-2 12233 df-3 12234 df-4 12235 df-5 12236 df-6 12237 df-7 12238 df-8 12239 df-9 12240 df-n0 12427 df-z 12514 df-dec 12634 df-uz 12778 df-fz 13451 df-fzo 13598 df-seq 13953 df-hash 14282 df-word 14465 df-concat 14522 df-s1 14548 df-substr 14593 df-pfx 14623 df-splice 14701 df-s2 14799 df-struct 17106 df-sets 17123 df-slot 17141 df-ndx 17153 df-base 17169 df-ress 17190 df-plusg 17222 df-mulr 17223 df-sca 17225 df-vsca 17226 df-ip 17227 df-tset 17228 df-ple 17229 df-ds 17231 df-0g 17393 df-gsum 17394 df-imas 17461 df-qus 17462 df-mgm 18597 df-sgrp 18676 df-mnd 18692 df-submnd 18741 df-frmd 18806 df-grp 18901 df-minusg 18902 df-efg 19673 df-frgp 19674 |
| This theorem is referenced by: frgpup1 19739 frgpup2 19740 frgpup3lem 19741 |
| Copyright terms: Public domain | W3C validator |