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| Mirrors > Home > MPE Home > Th. List > mgmhmrcl | Structured version Visualization version GIF version | ||
| Description: Reverse closure of a magma homomorphism. (Contributed by AV, 24-Feb-2020.) |
| Ref | Expression |
|---|---|
| mgmhmrcl | ⊢ (𝐹 ∈ (𝑆 MgmHom 𝑇) → (𝑆 ∈ Mgm ∧ 𝑇 ∈ Mgm)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-mgmhm 18610 | . 2 ⊢ MgmHom = (𝑠 ∈ Mgm, 𝑡 ∈ Mgm ↦ {𝑓 ∈ ((Base‘𝑡) ↑m (Base‘𝑠)) ∣ ∀𝑥 ∈ (Base‘𝑠)∀𝑦 ∈ (Base‘𝑠)(𝑓‘(𝑥(+g‘𝑠)𝑦)) = ((𝑓‘𝑥)(+g‘𝑡)(𝑓‘𝑦))}) | |
| 2 | 1 | elmpocl 7596 | 1 ⊢ (𝐹 ∈ (𝑆 MgmHom 𝑇) → (𝑆 ∈ Mgm ∧ 𝑇 ∈ Mgm)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2113 ∀wral 3049 {crab 3397 ‘cfv 6489 (class class class)co 7355 ↑m cmap 8759 Basecbs 17130 +gcplusg 17171 Mgmcmgm 18556 MgmHom cmgmhm 18608 |
| 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 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2705 ax-sep 5238 ax-nul 5248 ax-pr 5374 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2566 df-clab 2712 df-cleq 2725 df-clel 2808 df-nfc 2883 df-ne 2931 df-ral 3050 df-rex 3059 df-rab 3398 df-v 3440 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4285 df-if 4477 df-sn 4578 df-pr 4580 df-op 4584 df-uni 4861 df-br 5096 df-opab 5158 df-xp 5627 df-dm 5631 df-iota 6445 df-fv 6497 df-ov 7358 df-oprab 7359 df-mpo 7360 df-mgmhm 18610 |
| This theorem is referenced by: ismgmhm 18614 mgmhmf1o 18618 resmgmhm 18629 resmgmhm2 18630 resmgmhm2b 18631 mgmhmco 18632 mgmhmima 18633 mgmhmeql 18634 |
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