| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > mhmfmhm | GIF version | ||
| Description: The function fulfilling the conditions of mhmmnd 13896 is a monoid homomorphism. (Contributed by Thierry Arnoux, 26-Jan-2020.) |
| Ref | Expression |
|---|---|
| ghmgrp.f | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋 ∧ 𝑦 ∈ 𝑋) → (𝐹‘(𝑥 + 𝑦)) = ((𝐹‘𝑥) ⨣ (𝐹‘𝑦))) |
| ghmgrp.x | ⊢ 𝑋 = (Base‘𝐺) |
| ghmgrp.y | ⊢ 𝑌 = (Base‘𝐻) |
| ghmgrp.p | ⊢ + = (+g‘𝐺) |
| ghmgrp.q | ⊢ ⨣ = (+g‘𝐻) |
| ghmgrp.1 | ⊢ (𝜑 → 𝐹:𝑋–onto→𝑌) |
| mhmmnd.3 | ⊢ (𝜑 → 𝐺 ∈ Mnd) |
| Ref | Expression |
|---|---|
| mhmfmhm | ⊢ (𝜑 → 𝐹 ∈ (𝐺 MndHom 𝐻)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mhmmnd.3 | . 2 ⊢ (𝜑 → 𝐺 ∈ Mnd) | |
| 2 | ghmgrp.f | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑋 ∧ 𝑦 ∈ 𝑋) → (𝐹‘(𝑥 + 𝑦)) = ((𝐹‘𝑥) ⨣ (𝐹‘𝑦))) | |
| 3 | ghmgrp.x | . . 3 ⊢ 𝑋 = (Base‘𝐺) | |
| 4 | ghmgrp.y | . . 3 ⊢ 𝑌 = (Base‘𝐻) | |
| 5 | ghmgrp.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 6 | ghmgrp.q | . . 3 ⊢ ⨣ = (+g‘𝐻) | |
| 7 | ghmgrp.1 | . . 3 ⊢ (𝜑 → 𝐹:𝑋–onto→𝑌) | |
| 8 | 2, 3, 4, 5, 6, 7, 1 | mhmmnd 13896 | . 2 ⊢ (𝜑 → 𝐻 ∈ Mnd) |
| 9 | fof 5610 | . . . 4 ⊢ (𝐹:𝑋–onto→𝑌 → 𝐹:𝑋⟶𝑌) | |
| 10 | 7, 9 | syl 14 | . . 3 ⊢ (𝜑 → 𝐹:𝑋⟶𝑌) |
| 11 | 2 | 3expb 1235 | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑋 ∧ 𝑦 ∈ 𝑋)) → (𝐹‘(𝑥 + 𝑦)) = ((𝐹‘𝑥) ⨣ (𝐹‘𝑦))) |
| 12 | 11 | ralrimivva 2632 | . . 3 ⊢ (𝜑 → ∀𝑥 ∈ 𝑋 ∀𝑦 ∈ 𝑋 (𝐹‘(𝑥 + 𝑦)) = ((𝐹‘𝑥) ⨣ (𝐹‘𝑦))) |
| 13 | eqid 2238 | . . . 4 ⊢ (0g‘𝐺) = (0g‘𝐺) | |
| 14 | 2, 3, 4, 5, 6, 7, 1, 13 | mhmid 13895 | . . 3 ⊢ (𝜑 → (𝐹‘(0g‘𝐺)) = (0g‘𝐻)) |
| 15 | 10, 12, 14 | 3jca 1208 | . 2 ⊢ (𝜑 → (𝐹:𝑋⟶𝑌 ∧ ∀𝑥 ∈ 𝑋 ∀𝑦 ∈ 𝑋 (𝐹‘(𝑥 + 𝑦)) = ((𝐹‘𝑥) ⨣ (𝐹‘𝑦)) ∧ (𝐹‘(0g‘𝐺)) = (0g‘𝐻))) |
| 16 | eqid 2238 | . . 3 ⊢ (0g‘𝐻) = (0g‘𝐻) | |
| 17 | 3, 4, 5, 6, 13, 16 | ismhm 13745 | . 2 ⊢ (𝐹 ∈ (𝐺 MndHom 𝐻) ↔ ((𝐺 ∈ Mnd ∧ 𝐻 ∈ Mnd) ∧ (𝐹:𝑋⟶𝑌 ∧ ∀𝑥 ∈ 𝑋 ∀𝑦 ∈ 𝑋 (𝐹‘(𝑥 + 𝑦)) = ((𝐹‘𝑥) ⨣ (𝐹‘𝑦)) ∧ (𝐹‘(0g‘𝐺)) = (0g‘𝐻)))) |
| 18 | 1, 8, 15, 17 | syl21anbrc 1213 | 1 ⊢ (𝜑 → 𝐹 ∈ (𝐺 MndHom 𝐻)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ w3a 1009 = wceq 1402 ∈ wcel 2209 ∀wral 2528 ⟶wf 5368 –onto→wfo 5370 ‘cfv 5372 (class class class)co 6075 Basecbs 13330 +gcplusg 13408 0gc0g 13587 Mndcmnd 13706 MndHom cmhm 13741 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-1re 8263 ax-addrcl 8266 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-iun 4009 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-fo 5378 df-fv 5380 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-1st 6364 df-2nd 6365 df-map 6914 df-inn 9284 df-2 9342 df-ndx 13333 df-slot 13334 df-base 13336 df-plusg 13421 df-0g 13589 df-mgm 13653 df-sgrp 13694 df-mnd 13707 df-mhm 13743 |
| This theorem is referenced by: (None) |
| Copyright terms: Public domain | W3C validator |