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Mirrors > Home > MPE Home > Th. List > gsummptfssub | Structured version Visualization version GIF version |
Description: The difference of two group sums expressed as mappings. (Contributed by AV, 7-Nov-2019.) |
Ref | Expression |
---|---|
gsummptfssub.b | ⊢ 𝐵 = (Base‘𝐺) |
gsummptfssub.z | ⊢ 0 = (0g‘𝐺) |
gsummptfssub.s | ⊢ − = (-g‘𝐺) |
gsummptfssub.g | ⊢ (𝜑 → 𝐺 ∈ Abel) |
gsummptfssub.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
gsummptfssub.c | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐶 ∈ 𝐵) |
gsummptfssub.d | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐷 ∈ 𝐵) |
gsummptfssub.f | ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐶)) |
gsummptfssub.h | ⊢ (𝜑 → 𝐻 = (𝑥 ∈ 𝐴 ↦ 𝐷)) |
gsummptfssub.w | ⊢ (𝜑 → 𝐹 finSupp 0 ) |
gsummptfssub.v | ⊢ (𝜑 → 𝐻 finSupp 0 ) |
Ref | Expression |
---|---|
gsummptfssub | ⊢ (𝜑 → (𝐺 Σg (𝑥 ∈ 𝐴 ↦ (𝐶 − 𝐷))) = ((𝐺 Σg 𝐹) − (𝐺 Σg 𝐻))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | gsummptfssub.a | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
2 | gsummptfssub.c | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐶 ∈ 𝐵) | |
3 | gsummptfssub.d | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐷 ∈ 𝐵) | |
4 | gsummptfssub.f | . . . . 5 ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐶)) | |
5 | gsummptfssub.h | . . . . 5 ⊢ (𝜑 → 𝐻 = (𝑥 ∈ 𝐴 ↦ 𝐷)) | |
6 | 1, 2, 3, 4, 5 | offval2 7428 | . . . 4 ⊢ (𝜑 → (𝐹 ∘f − 𝐻) = (𝑥 ∈ 𝐴 ↦ (𝐶 − 𝐷))) |
7 | 6 | eqcomd 2829 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ (𝐶 − 𝐷)) = (𝐹 ∘f − 𝐻)) |
8 | 7 | oveq2d 7174 | . 2 ⊢ (𝜑 → (𝐺 Σg (𝑥 ∈ 𝐴 ↦ (𝐶 − 𝐷))) = (𝐺 Σg (𝐹 ∘f − 𝐻))) |
9 | gsummptfssub.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
10 | gsummptfssub.z | . . 3 ⊢ 0 = (0g‘𝐺) | |
11 | gsummptfssub.s | . . 3 ⊢ − = (-g‘𝐺) | |
12 | gsummptfssub.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ Abel) | |
13 | 4, 2 | fmpt3d 6882 | . . 3 ⊢ (𝜑 → 𝐹:𝐴⟶𝐵) |
14 | 5, 3 | fmpt3d 6882 | . . 3 ⊢ (𝜑 → 𝐻:𝐴⟶𝐵) |
15 | gsummptfssub.w | . . 3 ⊢ (𝜑 → 𝐹 finSupp 0 ) | |
16 | gsummptfssub.v | . . 3 ⊢ (𝜑 → 𝐻 finSupp 0 ) | |
17 | 9, 10, 11, 12, 1, 13, 14, 15, 16 | gsumsub 19070 | . 2 ⊢ (𝜑 → (𝐺 Σg (𝐹 ∘f − 𝐻)) = ((𝐺 Σg 𝐹) − (𝐺 Σg 𝐻))) |
18 | 8, 17 | eqtrd 2858 | 1 ⊢ (𝜑 → (𝐺 Σg (𝑥 ∈ 𝐴 ↦ (𝐶 − 𝐷))) = ((𝐺 Σg 𝐹) − (𝐺 Σg 𝐻))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1537 ∈ wcel 2114 class class class wbr 5068 ↦ cmpt 5148 ‘cfv 6357 (class class class)co 7158 ∘f cof 7409 finSupp cfsupp 8835 Basecbs 16485 0gc0g 16715 Σg cgsu 16716 -gcsg 18107 Abelcabl 18909 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-rep 5192 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 ax-cnex 10595 ax-resscn 10596 ax-1cn 10597 ax-icn 10598 ax-addcl 10599 ax-addrcl 10600 ax-mulcl 10601 ax-mulrcl 10602 ax-mulcom 10603 ax-addass 10604 ax-mulass 10605 ax-distr 10606 ax-i2m1 10607 ax-1ne0 10608 ax-1rid 10609 ax-rnegex 10610 ax-rrecex 10611 ax-cnre 10612 ax-pre-lttri 10613 ax-pre-lttrn 10614 ax-pre-ltadd 10615 ax-pre-mulgt0 10616 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ne 3019 df-nel 3126 df-ral 3145 df-rex 3146 df-reu 3147 df-rmo 3148 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-pss 3956 df-nul 4294 df-if 4470 df-pw 4543 df-sn 4570 df-pr 4572 df-tp 4574 df-op 4576 df-uni 4841 df-int 4879 df-iun 4923 df-br 5069 df-opab 5131 df-mpt 5149 df-tr 5175 df-id 5462 df-eprel 5467 df-po 5476 df-so 5477 df-fr 5516 df-se 5517 df-we 5518 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-pred 6150 df-ord 6196 df-on 6197 df-lim 6198 df-suc 6199 df-iota 6316 df-fun 6359 df-fn 6360 df-f 6361 df-f1 6362 df-fo 6363 df-f1o 6364 df-fv 6365 df-isom 6366 df-riota 7116 df-ov 7161 df-oprab 7162 df-mpo 7163 df-of 7411 df-om 7583 df-1st 7691 df-2nd 7692 df-supp 7833 df-wrecs 7949 df-recs 8010 df-rdg 8048 df-1o 8104 df-oadd 8108 df-er 8291 df-map 8410 df-en 8512 df-dom 8513 df-sdom 8514 df-fin 8515 df-fsupp 8836 df-oi 8976 df-card 9370 df-pnf 10679 df-mnf 10680 df-xr 10681 df-ltxr 10682 df-le 10683 df-sub 10874 df-neg 10875 df-nn 11641 df-2 11703 df-n0 11901 df-z 11985 df-uz 12247 df-fz 12896 df-fzo 13037 df-seq 13373 df-hash 13694 df-ndx 16488 df-slot 16489 df-base 16491 df-sets 16492 df-ress 16493 df-plusg 16580 df-0g 16717 df-gsum 16718 df-mgm 17854 df-sgrp 17903 df-mnd 17914 df-mhm 17958 df-submnd 17959 df-grp 18108 df-minusg 18109 df-sbg 18110 df-ghm 18358 df-cntz 18449 df-cmn 18910 df-abl 18911 |
This theorem is referenced by: gsummptfidmsub 19072 |
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