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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 18649 | . 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 7599 | 1 ⊢ (𝐹 ∈ (𝑆 MgmHom 𝑇) → (𝑆 ∈ Mgm ∧ 𝑇 ∈ Mgm)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∀wral 3052 {crab 3390 ‘cfv 6490 (class class class)co 7358 ↑m cmap 8764 Basecbs 17168 +gcplusg 17209 Mgmcmgm 18595 MgmHom cmgmhm 18647 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-nul 5241 ax-pr 5368 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-xp 5628 df-dm 5632 df-iota 6446 df-fv 6498 df-ov 7361 df-oprab 7362 df-mpo 7363 df-mgmhm 18649 |
| This theorem is referenced by: ismgmhm 18653 mgmhmf1o 18657 resmgmhm 18668 resmgmhm2 18669 resmgmhm2b 18670 mgmhmco 18671 mgmhmima 18672 mgmhmeql 18673 |
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