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| Mirrors > Home > MPE Home > Th. List > mhmrcl1 | Structured version Visualization version GIF version | ||
| Description: Reverse closure of a monoid homomorphism. (Contributed by Mario Carneiro, 7-Mar-2015.) |
| Ref | Expression |
|---|---|
| mhmrcl1 | ⊢ (𝐹 ∈ (𝑆 MndHom 𝑇) → 𝑆 ∈ Mnd) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-mhm 18831 | . 2 ⊢ MndHom = (𝑠 ∈ Mnd, 𝑡 ∈ Mnd ↦ {𝑓 ∈ ((Base‘𝑡) ↑m (Base‘𝑠)) ∣ (∀𝑥 ∈ (Base‘𝑠)∀𝑦 ∈ (Base‘𝑠)(𝑓‘(𝑥(+g‘𝑠)𝑦)) = ((𝑓‘𝑥)(+g‘𝑡)(𝑓‘𝑦)) ∧ (𝑓‘(0g‘𝑠)) = (0g‘𝑡))}) | |
| 2 | 1 | elmpocl1 7642 | 1 ⊢ (𝐹 ∈ (𝑆 MndHom 𝑇) → 𝑆 ∈ Mnd) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1563 ∈ wcel 2145 ∀wral 3079 {crab 3417 ‘cfv 6525 (class class class)co 7400 ↑m cmap 8812 Basecbs 17259 +gcplusg 17300 0gc0g 17482 Mndcmnd 18782 MndHom cmhm 18829 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5251 ax-nul 5261 ax-pr 5395 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-br 5106 df-opab 5168 df-xp 5658 df-dm 5662 df-iota 6481 df-fv 6533 df-ov 7403 df-oprab 7404 df-mpo 7405 df-mhm 18831 |
| This theorem is referenced by: mhmf1o 18844 mhmvlin 18849 resmhm2 18870 resmhm2b 18871 mhmco 18872 mhmeql 18875 pwsco2mhm 18882 gsumwmhm 18894 mhmmulg 19172 mhmcompl 22232 mhmimasplusg 33270 fxpsubm 33405 mhmhmeotmd 34234 |
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