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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 7429 | . . 3 ⊢ (𝑔 = 𝐴 → (𝑔 + 𝑎) = (𝐴 + 𝑎)) | |
| 2 | 1 | mpteq2dv 5198 | . 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 7236 | 1 ⊢ (𝐴 ∈ 𝑋 → (𝐹‘𝐴) = (𝑎 ∈ 𝑋 ↦ (𝐴 + 𝑎))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2144 ↦ cmpt 5185 ‘cfv 6541 (class class class)co 7422 Basecbs 17394 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pr 5390 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 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 3739 df-csb 3848 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6496 df-fun 6543 df-fn 6544 df-f 6545 df-f1 6546 df-fo 6547 df-f1o 6548 df-fv 6549 df-ov 7425 |
| This theorem is used by: grplactval 19259 grplactcnv 19260 eqglact 19398 eqgen 19400 tgplacthmeo 24429 tgpconncompeqg 24438 |
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