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| Mirrors > Home > MPE Home > Th. List > frmdup2 | Structured version Visualization version GIF version | ||
| Description: The evaluation map has the intended behavior on the generators. (Contributed by Mario Carneiro, 27-Sep-2015.) |
| Ref | Expression |
|---|---|
| frmdup.m | ⊢ 𝑀 = (freeMnd‘𝐼) |
| frmdup.b | ⊢ 𝐵 = (Base‘𝐺) |
| frmdup.e | ⊢ 𝐸 = (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) |
| frmdup.g | ⊢ (𝜑 → 𝐺 ∈ Mnd) |
| frmdup.i | ⊢ (𝜑 → 𝐼 ∈ 𝑋) |
| frmdup.a | ⊢ (𝜑 → 𝐴:𝐼⟶𝐵) |
| frmdup2.u | ⊢ 𝑈 = (varFMnd‘𝐼) |
| frmdup2.y | ⊢ (𝜑 → 𝑌 ∈ 𝐼) |
| Ref | Expression |
|---|---|
| frmdup2 | ⊢ (𝜑 → (𝐸‘(𝑈‘𝑌)) = (𝐴‘𝑌)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | frmdup.i | . . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑋) | |
| 2 | frmdup2.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝐼) | |
| 3 | frmdup2.u | . . . . 5 ⊢ 𝑈 = (varFMnd‘𝐼) | |
| 4 | 3 | vrmdval 18863 | . . . 4 ⊢ ((𝐼 ∈ 𝑋 ∧ 𝑌 ∈ 𝐼) → (𝑈‘𝑌) = 〈“𝑌”〉) |
| 5 | 1, 2, 4 | syl2anc 592 | . . 3 ⊢ (𝜑 → (𝑈‘𝑌) = 〈“𝑌”〉) |
| 6 | 5 | fveq2d 6856 | . 2 ⊢ (𝜑 → (𝐸‘(𝑈‘𝑌)) = (𝐸‘〈“𝑌”〉)) |
| 7 | 2 | s1cld 14603 | . . . 4 ⊢ (𝜑 → 〈“𝑌”〉 ∈ Word 𝐼) |
| 8 | coeq2 5819 | . . . . . 6 ⊢ (𝑥 = 〈“𝑌”〉 → (𝐴 ∘ 𝑥) = (𝐴 ∘ 〈“𝑌”〉)) | |
| 9 | 8 | oveq2d 7397 | . . . . 5 ⊢ (𝑥 = 〈“𝑌”〉 → (𝐺 Σg (𝐴 ∘ 𝑥)) = (𝐺 Σg (𝐴 ∘ 〈“𝑌”〉))) |
| 10 | frmdup.e | . . . . 5 ⊢ 𝐸 = (𝑥 ∈ Word 𝐼 ↦ (𝐺 Σg (𝐴 ∘ 𝑥))) | |
| 11 | ovex 7414 | . . . . 5 ⊢ (𝐺 Σg (𝐴 ∘ 𝑥)) ∈ V | |
| 12 | 9, 10, 11 | fvmpt3i 6966 | . . . 4 ⊢ (〈“𝑌”〉 ∈ Word 𝐼 → (𝐸‘〈“𝑌”〉) = (𝐺 Σg (𝐴 ∘ 〈“𝑌”〉))) |
| 13 | 7, 12 | syl 17 | . . 3 ⊢ (𝜑 → (𝐸‘〈“𝑌”〉) = (𝐺 Σg (𝐴 ∘ 〈“𝑌”〉))) |
| 14 | frmdup.a | . . . . 5 ⊢ (𝜑 → 𝐴:𝐼⟶𝐵) | |
| 15 | s1co 14832 | . . . . 5 ⊢ ((𝑌 ∈ 𝐼 ∧ 𝐴:𝐼⟶𝐵) → (𝐴 ∘ 〈“𝑌”〉) = 〈“(𝐴‘𝑌)”〉) | |
| 16 | 2, 14, 15 | syl2anc 592 | . . . 4 ⊢ (𝜑 → (𝐴 ∘ 〈“𝑌”〉) = 〈“(𝐴‘𝑌)”〉) |
| 17 | 16 | oveq2d 7397 | . . 3 ⊢ (𝜑 → (𝐺 Σg (𝐴 ∘ 〈“𝑌”〉)) = (𝐺 Σg 〈“(𝐴‘𝑌)”〉)) |
| 18 | 14, 2 | ffvelcdmd 7051 | . . . 4 ⊢ (𝜑 → (𝐴‘𝑌) ∈ 𝐵) |
| 19 | frmdup.b | . . . . 5 ⊢ 𝐵 = (Base‘𝐺) | |
| 20 | 19 | gsumws1 18844 | . . . 4 ⊢ ((𝐴‘𝑌) ∈ 𝐵 → (𝐺 Σg 〈“(𝐴‘𝑌)”〉) = (𝐴‘𝑌)) |
| 21 | 18, 20 | syl 17 | . . 3 ⊢ (𝜑 → (𝐺 Σg 〈“(𝐴‘𝑌)”〉) = (𝐴‘𝑌)) |
| 22 | 13, 17, 21 | 3eqtrd 2791 | . 2 ⊢ (𝜑 → (𝐸‘〈“𝑌”〉) = (𝐴‘𝑌)) |
| 23 | 6, 22 | eqtrd 2787 | 1 ⊢ (𝜑 → (𝐸‘(𝑈‘𝑌)) = (𝐴‘𝑌)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1550 ∈ wcel 2132 ↦ cmpt 5171 ∘ ccom 5640 ⟶wf 6502 ‘cfv 6506 (class class class)co 7381 Word cword 14512 〈“cs1 14595 Basecbs 17217 Σg cgsu 17441 Mndcmnd 18740 freeMndcfrmd 18853 varFMndcvrmd 18854 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1805 ax-4 1819 ax-5 1920 ax-6 1977 ax-7 2018 ax-8 2134 ax-9 2142 ax-10 2165 ax-11 2181 ax-12 2202 ax-ext 2724 ax-rep 5217 ax-sep 5236 ax-nul 5246 ax-pow 5312 ax-pr 5380 ax-un 7703 ax-cnex 11115 ax-resscn 11116 ax-1cn 11117 ax-icn 11118 ax-addcl 11119 ax-addrcl 11120 ax-mulcl 11121 ax-mulrcl 11122 ax-mulcom 11123 ax-addass 11124 ax-mulass 11125 ax-distr 11126 ax-i2m1 11127 ax-1ne0 11128 ax-1rid 11129 ax-rnegex 11130 ax-rrecex 11131 ax-cnre 11132 ax-pre-lttri 11133 ax-pre-lttrn 11134 ax-pre-ltadd 11135 ax-pre-mulgt0 11136 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1553 df-fal 1563 df-ex 1790 df-nf 1794 df-sb 2081 df-mo 2556 df-eu 2586 df-clab 2731 df-cleq 2744 df-clel 2827 df-nfc 2901 df-ne 2948 df-nel 3052 df-ral 3067 df-rex 3077 df-rmo 3357 df-reu 3358 df-rab 3405 df-v 3446 df-sbc 3736 df-csb 3844 df-dif 3898 df-un 3900 df-in 3902 df-ss 3912 df-pss 3915 df-nul 4277 df-if 4471 df-pw 4547 df-sn 4573 df-pr 4575 df-op 4579 df-uni 4856 df-iun 4941 df-br 5091 df-opab 5153 df-mpt 5172 df-tr 5198 df-id 5531 df-eprel 5536 df-po 5544 df-so 5545 df-fr 5589 df-we 5591 df-xp 5642 df-rel 5643 df-cnv 5644 df-co 5645 df-dm 5646 df-rn 5647 df-res 5648 df-ima 5649 df-pred 6273 df-ord 6334 df-on 6335 df-lim 6336 df-suc 6337 df-iota 6462 df-fun 6508 df-fn 6509 df-f 6510 df-f1 6511 df-fo 6512 df-f1o 6513 df-fv 6514 df-riota 7338 df-ov 7384 df-oprab 7385 df-mpo 7386 df-om 7832 df-1st 7955 df-2nd 7956 df-frecs 8246 df-wrecs 8277 df-recs 8326 df-rdg 8365 df-er 8662 df-en 8913 df-dom 8914 df-sdom 8915 df-pnf 11204 df-mnf 11205 df-xr 11206 df-ltxr 11207 df-le 11208 df-sub 11402 df-neg 11403 df-nn 12197 df-n0 12468 df-z 12555 df-uz 12826 df-fz 13499 df-fzo 13646 df-seq 14001 df-word 14513 df-s1 14596 df-0g 17442 df-gsum 17443 df-vrmd 18856 |
| This theorem is referenced by: frmdup3 18873 |
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