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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 18592 | . 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 7582 | 1 ⊢ (𝐹 ∈ (𝑆 MgmHom 𝑇) → (𝑆 ∈ Mgm ∧ 𝑇 ∈ Mgm)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2110 ∀wral 3045 {crab 3393 ‘cfv 6477 (class class class)co 7341 ↑m cmap 8745 Basecbs 17112 +gcplusg 17153 Mgmcmgm 18538 MgmHom cmgmhm 18590 |
| 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 2112 ax-9 2120 ax-10 2143 ax-11 2159 ax-12 2179 ax-ext 2702 ax-sep 5232 ax-nul 5242 ax-pr 5368 |
| 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 2067 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ral 3046 df-rex 3055 df-rab 3394 df-v 3436 df-dif 3903 df-un 3905 df-ss 3917 df-nul 4282 df-if 4474 df-sn 4575 df-pr 4577 df-op 4581 df-uni 4858 df-br 5090 df-opab 5152 df-xp 5620 df-dm 5624 df-iota 6433 df-fv 6485 df-ov 7344 df-oprab 7345 df-mpo 7346 df-mgmhm 18592 |
| This theorem is referenced by: ismgmhm 18596 mgmhmf1o 18600 resmgmhm 18611 resmgmhm2 18612 resmgmhm2b 18613 mgmhmco 18614 mgmhmima 18615 mgmhmeql 18616 |
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