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| Mirrors > Home > MPE Home > Th. List > grplactfval | Structured version Visualization version GIF version | ||
| Description: The left group action of element 𝐴 of group 𝐺. (Contributed by Paul Chapman, 18-Mar-2008.) |
| Ref | Expression |
|---|---|
| grplact.1 | ⊢ 𝐹 = (𝑔 ∈ 𝑋 ↦ (𝑎 ∈ 𝑋 ↦ (𝑔 + 𝑎))) |
| grplact.2 | ⊢ 𝑋 = (Base‘𝐺) |
| Ref | Expression |
|---|---|
| grplactfval | ⊢ (𝐴 ∈ 𝑋 → (𝐹‘𝐴) = (𝑎 ∈ 𝑋 ↦ (𝐴 + 𝑎))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | oveq1 7420 | . . 3 ⊢ (𝑔 = 𝐴 → (𝑔 + 𝑎) = (𝐴 + 𝑎)) | |
| 2 | 1 | mpteq2dv 5199 | . 2 ⊢ (𝑔 = 𝐴 → (𝑎 ∈ 𝑋 ↦ (𝑔 + 𝑎)) = (𝑎 ∈ 𝑋 ↦ (𝐴 + 𝑎))) |
| 3 | grplact.1 | . 2 ⊢ 𝐹 = (𝑔 ∈ 𝑋 ↦ (𝑎 ∈ 𝑋 ↦ (𝑔 + 𝑎))) | |
| 4 | grplact.2 | . 2 ⊢ 𝑋 = (Base‘𝐺) | |
| 5 | 2, 3, 4 | mptfvmpt 7227 | 1 ⊢ (𝐴 ∈ 𝑋 → (𝐹‘𝐴) = (𝑎 ∈ 𝑋 ↦ (𝐴 + 𝑎))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ↦ cmpt 5186 ‘cfv 6533 (class class class)co 7413 Basecbs 17301 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pr 5398 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5550 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-ov 7416 |
| This theorem is used by: grplactval 19165 grplactcnv 19166 eqglact 19304 eqgen 19306 tgplacthmeo 24329 tgpconncompeqg 24338 |
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