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Theorem resmhm2 18731
Description: One direction of resmhm2b 18732. (Contributed by Mario Carneiro, 18-Jun-2015.)
Hypothesis
Ref Expression
resmhm2.u 𝑈 = (𝑇s 𝑋)
Assertion
Ref Expression
resmhm2 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) → 𝐹 ∈ (𝑆 MndHom 𝑇))

Proof of Theorem resmhm2
Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 mhmrcl1 18697 . . 3 (𝐹 ∈ (𝑆 MndHom 𝑈) → 𝑆 ∈ Mnd)
2 submrcl 18712 . . 3 (𝑋 ∈ (SubMnd‘𝑇) → 𝑇 ∈ Mnd)
31, 2anim12i 613 . 2 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) → (𝑆 ∈ Mnd ∧ 𝑇 ∈ Mnd))
4 eqid 2733 . . . . 5 (Base‘𝑆) = (Base‘𝑆)
5 eqid 2733 . . . . 5 (Base‘𝑈) = (Base‘𝑈)
64, 5mhmf 18699 . . . 4 (𝐹 ∈ (𝑆 MndHom 𝑈) → 𝐹:(Base‘𝑆)⟶(Base‘𝑈))
7 resmhm2.u . . . . . 6 𝑈 = (𝑇s 𝑋)
87submbas 18724 . . . . 5 (𝑋 ∈ (SubMnd‘𝑇) → 𝑋 = (Base‘𝑈))
9 eqid 2733 . . . . . 6 (Base‘𝑇) = (Base‘𝑇)
109submss 18719 . . . . 5 (𝑋 ∈ (SubMnd‘𝑇) → 𝑋 ⊆ (Base‘𝑇))
118, 10eqsstrrd 3966 . . . 4 (𝑋 ∈ (SubMnd‘𝑇) → (Base‘𝑈) ⊆ (Base‘𝑇))
12 fss 6672 . . . 4 ((𝐹:(Base‘𝑆)⟶(Base‘𝑈) ∧ (Base‘𝑈) ⊆ (Base‘𝑇)) → 𝐹:(Base‘𝑆)⟶(Base‘𝑇))
136, 11, 12syl2an 596 . . 3 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) → 𝐹:(Base‘𝑆)⟶(Base‘𝑇))
14 eqid 2733 . . . . . . . 8 (+g𝑆) = (+g𝑆)
15 eqid 2733 . . . . . . . 8 (+g𝑈) = (+g𝑈)
164, 14, 15mhmlin 18703 . . . . . . 7 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑥 ∈ (Base‘𝑆) ∧ 𝑦 ∈ (Base‘𝑆)) → (𝐹‘(𝑥(+g𝑆)𝑦)) = ((𝐹𝑥)(+g𝑈)(𝐹𝑦)))
17163expb 1120 . . . . . 6 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ (𝑥 ∈ (Base‘𝑆) ∧ 𝑦 ∈ (Base‘𝑆))) → (𝐹‘(𝑥(+g𝑆)𝑦)) = ((𝐹𝑥)(+g𝑈)(𝐹𝑦)))
1817adantlr 715 . . . . 5 (((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) ∧ (𝑥 ∈ (Base‘𝑆) ∧ 𝑦 ∈ (Base‘𝑆))) → (𝐹‘(𝑥(+g𝑆)𝑦)) = ((𝐹𝑥)(+g𝑈)(𝐹𝑦)))
19 eqid 2733 . . . . . . . 8 (+g𝑇) = (+g𝑇)
207, 19ressplusg 17197 . . . . . . 7 (𝑋 ∈ (SubMnd‘𝑇) → (+g𝑇) = (+g𝑈))
2120ad2antlr 727 . . . . . 6 (((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) ∧ (𝑥 ∈ (Base‘𝑆) ∧ 𝑦 ∈ (Base‘𝑆))) → (+g𝑇) = (+g𝑈))
2221oveqd 7369 . . . . 5 (((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) ∧ (𝑥 ∈ (Base‘𝑆) ∧ 𝑦 ∈ (Base‘𝑆))) → ((𝐹𝑥)(+g𝑇)(𝐹𝑦)) = ((𝐹𝑥)(+g𝑈)(𝐹𝑦)))
2318, 22eqtr4d 2771 . . . 4 (((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) ∧ (𝑥 ∈ (Base‘𝑆) ∧ 𝑦 ∈ (Base‘𝑆))) → (𝐹‘(𝑥(+g𝑆)𝑦)) = ((𝐹𝑥)(+g𝑇)(𝐹𝑦)))
2423ralrimivva 3176 . . 3 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) → ∀𝑥 ∈ (Base‘𝑆)∀𝑦 ∈ (Base‘𝑆)(𝐹‘(𝑥(+g𝑆)𝑦)) = ((𝐹𝑥)(+g𝑇)(𝐹𝑦)))
25 eqid 2733 . . . . . 6 (0g𝑆) = (0g𝑆)
26 eqid 2733 . . . . . 6 (0g𝑈) = (0g𝑈)
2725, 26mhm0 18704 . . . . 5 (𝐹 ∈ (𝑆 MndHom 𝑈) → (𝐹‘(0g𝑆)) = (0g𝑈))
2827adantr 480 . . . 4 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) → (𝐹‘(0g𝑆)) = (0g𝑈))
29 eqid 2733 . . . . . 6 (0g𝑇) = (0g𝑇)
307, 29subm0 18725 . . . . 5 (𝑋 ∈ (SubMnd‘𝑇) → (0g𝑇) = (0g𝑈))
3130adantl 481 . . . 4 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) → (0g𝑇) = (0g𝑈))
3228, 31eqtr4d 2771 . . 3 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) → (𝐹‘(0g𝑆)) = (0g𝑇))
3313, 24, 323jca 1128 . 2 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) → (𝐹:(Base‘𝑆)⟶(Base‘𝑇) ∧ ∀𝑥 ∈ (Base‘𝑆)∀𝑦 ∈ (Base‘𝑆)(𝐹‘(𝑥(+g𝑆)𝑦)) = ((𝐹𝑥)(+g𝑇)(𝐹𝑦)) ∧ (𝐹‘(0g𝑆)) = (0g𝑇)))
344, 9, 14, 19, 25, 29ismhm 18695 . 2 (𝐹 ∈ (𝑆 MndHom 𝑇) ↔ ((𝑆 ∈ Mnd ∧ 𝑇 ∈ Mnd) ∧ (𝐹:(Base‘𝑆)⟶(Base‘𝑇) ∧ ∀𝑥 ∈ (Base‘𝑆)∀𝑦 ∈ (Base‘𝑆)(𝐹‘(𝑥(+g𝑆)𝑦)) = ((𝐹𝑥)(+g𝑇)(𝐹𝑦)) ∧ (𝐹‘(0g𝑆)) = (0g𝑇))))
353, 33, 34sylanbrc 583 1 ((𝐹 ∈ (𝑆 MndHom 𝑈) ∧ 𝑋 ∈ (SubMnd‘𝑇)) → 𝐹 ∈ (𝑆 MndHom 𝑇))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 395  w3a 1086   = wceq 1541  wcel 2113  wral 3048  wss 3898  wf 6482  cfv 6486  (class class class)co 7352  Basecbs 17122  s cress 17143  +gcplusg 17163  0gc0g 17345  Mndcmnd 18644   MndHom cmhm 18691  SubMndcsubmnd 18692
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 5236  ax-nul 5246  ax-pow 5305  ax-pr 5372  ax-un 7674  ax-cnex 11069  ax-resscn 11070  ax-1cn 11071  ax-icn 11072  ax-addcl 11073  ax-addrcl 11074  ax-mulcl 11075  ax-mulrcl 11076  ax-mulcom 11077  ax-addass 11078  ax-mulass 11079  ax-distr 11080  ax-i2m1 11081  ax-1ne0 11082  ax-1rid 11083  ax-rnegex 11084  ax-rrecex 11085  ax-cnre 11086  ax-pre-lttri 11087  ax-pre-lttrn 11088  ax-pre-ltadd 11089  ax-pre-mulgt0 11090
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  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 2882  df-ne 2930  df-nel 3034  df-ral 3049  df-rex 3058  df-rmo 3347  df-reu 3348  df-rab 3397  df-v 3439  df-sbc 3738  df-csb 3847  df-dif 3901  df-un 3903  df-in 3905  df-ss 3915  df-pss 3918  df-nul 4283  df-if 4475  df-pw 4551  df-sn 4576  df-pr 4578  df-op 4582  df-uni 4859  df-iun 4943  df-br 5094  df-opab 5156  df-mpt 5175  df-tr 5201  df-id 5514  df-eprel 5519  df-po 5527  df-so 5528  df-fr 5572  df-we 5574  df-xp 5625  df-rel 5626  df-cnv 5627  df-co 5628  df-dm 5629  df-rn 5630  df-res 5631  df-ima 5632  df-pred 6253  df-ord 6314  df-on 6315  df-lim 6316  df-suc 6317  df-iota 6442  df-fun 6488  df-fn 6489  df-f 6490  df-f1 6491  df-fo 6492  df-f1o 6493  df-fv 6494  df-riota 7309  df-ov 7355  df-oprab 7356  df-mpo 7357  df-om 7803  df-2nd 7928  df-frecs 8217  df-wrecs 8248  df-recs 8297  df-rdg 8335  df-er 8628  df-map 8758  df-en 8876  df-dom 8877  df-sdom 8878  df-pnf 11155  df-mnf 11156  df-xr 11157  df-ltxr 11158  df-le 11159  df-sub 11353  df-neg 11354  df-nn 12133  df-2 12195  df-sets 17077  df-slot 17095  df-ndx 17107  df-base 17123  df-ress 17144  df-plusg 17176  df-0g 17347  df-mgm 18550  df-sgrp 18629  df-mnd 18645  df-mhm 18693  df-submnd 18694
This theorem is referenced by:  resmhm2b  18732  resghm2  19147  zrhpsgnmhm  21523  lgseisenlem4  27317
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