| Mathbox for Norm Megill |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lfladdcom | Structured version Visualization version GIF version | ||
| Description: Commutativity of functional addition. (Contributed by NM, 19-Oct-2014.) |
| Ref | Expression |
|---|---|
| lfladdcl.r | ⊢ 𝑅 = (Scalar‘𝑊) |
| lfladdcl.p | ⊢ + = (+g‘𝑅) |
| lfladdcl.f | ⊢ 𝐹 = (LFnl‘𝑊) |
| lfladdcl.w | ⊢ (𝜑 → 𝑊 ∈ LMod) |
| lfladdcl.g | ⊢ (𝜑 → 𝐺 ∈ 𝐹) |
| lfladdcl.h | ⊢ (𝜑 → 𝐻 ∈ 𝐹) |
| Ref | Expression |
|---|---|
| lfladdcom | ⊢ (𝜑 → (𝐺 ∘f + 𝐻) = (𝐻 ∘f + 𝐺)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fvexd 6850 | . 2 ⊢ (𝜑 → (Base‘𝑊) ∈ V) | |
| 2 | lfladdcl.w | . . 3 ⊢ (𝜑 → 𝑊 ∈ LMod) | |
| 3 | lfladdcl.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ 𝐹) | |
| 4 | lfladdcl.r | . . . 4 ⊢ 𝑅 = (Scalar‘𝑊) | |
| 5 | eqid 2737 | . . . 4 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 6 | eqid 2737 | . . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 7 | lfladdcl.f | . . . 4 ⊢ 𝐹 = (LFnl‘𝑊) | |
| 8 | 4, 5, 6, 7 | lflf 39391 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝐺 ∈ 𝐹) → 𝐺:(Base‘𝑊)⟶(Base‘𝑅)) |
| 9 | 2, 3, 8 | syl2anc 585 | . 2 ⊢ (𝜑 → 𝐺:(Base‘𝑊)⟶(Base‘𝑅)) |
| 10 | lfladdcl.h | . . 3 ⊢ (𝜑 → 𝐻 ∈ 𝐹) | |
| 11 | 4, 5, 6, 7 | lflf 39391 | . . 3 ⊢ ((𝑊 ∈ LMod ∧ 𝐻 ∈ 𝐹) → 𝐻:(Base‘𝑊)⟶(Base‘𝑅)) |
| 12 | 2, 10, 11 | syl2anc 585 | . 2 ⊢ (𝜑 → 𝐻:(Base‘𝑊)⟶(Base‘𝑅)) |
| 13 | 4 | lmodring 20823 | . . . . 5 ⊢ (𝑊 ∈ LMod → 𝑅 ∈ Ring) |
| 14 | ringabl 20220 | . . . . 5 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Abel) | |
| 15 | 2, 13, 14 | 3syl 18 | . . . 4 ⊢ (𝜑 → 𝑅 ∈ Abel) |
| 16 | 15 | adantr 480 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝑅) ∧ 𝑦 ∈ (Base‘𝑅))) → 𝑅 ∈ Abel) |
| 17 | simprl 771 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝑅) ∧ 𝑦 ∈ (Base‘𝑅))) → 𝑥 ∈ (Base‘𝑅)) | |
| 18 | simprr 773 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝑅) ∧ 𝑦 ∈ (Base‘𝑅))) → 𝑦 ∈ (Base‘𝑅)) | |
| 19 | lfladdcl.p | . . . 4 ⊢ + = (+g‘𝑅) | |
| 20 | 5, 19 | ablcom 19732 | . . 3 ⊢ ((𝑅 ∈ Abel ∧ 𝑥 ∈ (Base‘𝑅) ∧ 𝑦 ∈ (Base‘𝑅)) → (𝑥 + 𝑦) = (𝑦 + 𝑥)) |
| 21 | 16, 17, 18, 20 | syl3anc 1374 | . 2 ⊢ ((𝜑 ∧ (𝑥 ∈ (Base‘𝑅) ∧ 𝑦 ∈ (Base‘𝑅))) → (𝑥 + 𝑦) = (𝑦 + 𝑥)) |
| 22 | 1, 9, 12, 21 | caofcom 7661 | 1 ⊢ (𝜑 → (𝐺 ∘f + 𝐻) = (𝐻 ∘f + 𝐺)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 Vcvv 3441 ⟶wf 6489 ‘cfv 6493 (class class class)co 7360 ∘f cof 7622 Basecbs 17140 +gcplusg 17181 Scalarcsca 17184 Abelcabl 19714 Ringcrg 20172 LModclmod 20815 LFnlclfn 39385 |
| 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-rep 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 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-nel 3038 df-ral 3053 df-rex 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-of 7624 df-om 7811 df-2nd 7936 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-er 8637 df-map 8769 df-en 8888 df-dom 8889 df-sdom 8890 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12150 df-2 12212 df-sets 17095 df-slot 17113 df-ndx 17125 df-base 17141 df-plusg 17194 df-0g 17365 df-mgm 18569 df-sgrp 18648 df-mnd 18664 df-grp 18870 df-minusg 18871 df-cmn 19715 df-abl 19716 df-mgp 20080 df-ur 20121 df-ring 20174 df-lmod 20817 df-lfl 39386 |
| This theorem is referenced by: ldualvaddcom 39468 |
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