| Mathbox for Thierry Arnoux |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > gsumtp | Structured version Visualization version GIF version | ||
| Description: Group sum of an unordered triple. (Contributed by Thierry Arnoux, 22-Jun-2025.) |
| Ref | Expression |
|---|---|
| gsumtp.b | ⊢ 𝐵 = (Base‘𝐺) |
| gsumtp.p | ⊢ + = (+g‘𝐺) |
| gsumtp.s | ⊢ (𝑘 = 𝑀 → 𝐴 = 𝐶) |
| gsumtp.t | ⊢ (𝑘 = 𝑁 → 𝐴 = 𝐷) |
| gsumtp.u | ⊢ (𝑘 = 𝑂 → 𝐴 = 𝐸) |
| gsumtp.1 | ⊢ (𝜑 → 𝐺 ∈ CMnd) |
| gsumtp.2 | ⊢ (𝜑 → 𝑀 ∈ 𝑉) |
| gsumtp.3 | ⊢ (𝜑 → 𝑁 ∈ 𝑊) |
| gsumtp.4 | ⊢ (𝜑 → 𝑂 ∈ 𝑋) |
| gsumtp.5 | ⊢ (𝜑 → 𝑀 ≠ 𝑁) |
| gsumtp.6 | ⊢ (𝜑 → 𝑁 ≠ 𝑂) |
| gsumtp.7 | ⊢ (𝜑 → 𝑀 ≠ 𝑂) |
| gsumtp.8 | ⊢ (𝜑 → 𝐶 ∈ 𝐵) |
| gsumtp.9 | ⊢ (𝜑 → 𝐷 ∈ 𝐵) |
| gsumtp.10 | ⊢ (𝜑 → 𝐸 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| gsumtp | ⊢ (𝜑 → (𝐺 Σg (𝑘 ∈ {𝑀, 𝑁, 𝑂} ↦ 𝐴)) = ((𝐶 + 𝐷) + 𝐸)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gsumtp.b | . . 3 ⊢ 𝐵 = (Base‘𝐺) | |
| 2 | gsumtp.p | . . 3 ⊢ + = (+g‘𝐺) | |
| 3 | gsumtp.1 | . . 3 ⊢ (𝜑 → 𝐺 ∈ CMnd) | |
| 4 | tpfi 9215 | . . . 4 ⊢ {𝑀, 𝑁, 𝑂} ∈ Fin | |
| 5 | 4 | a1i 11 | . . 3 ⊢ (𝜑 → {𝑀, 𝑁, 𝑂} ∈ Fin) |
| 6 | gsumtp.s | . . . . . 6 ⊢ (𝑘 = 𝑀 → 𝐴 = 𝐶) | |
| 7 | 6 | adantl 481 | . . . . 5 ⊢ (((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) ∧ 𝑘 = 𝑀) → 𝐴 = 𝐶) |
| 8 | gsumtp.8 | . . . . . 6 ⊢ (𝜑 → 𝐶 ∈ 𝐵) | |
| 9 | 8 | ad2antrr 726 | . . . . 5 ⊢ (((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) ∧ 𝑘 = 𝑀) → 𝐶 ∈ 𝐵) |
| 10 | 7, 9 | eqeltrd 2828 | . . . 4 ⊢ (((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) ∧ 𝑘 = 𝑀) → 𝐴 ∈ 𝐵) |
| 11 | gsumtp.t | . . . . . 6 ⊢ (𝑘 = 𝑁 → 𝐴 = 𝐷) | |
| 12 | 11 | adantl 481 | . . . . 5 ⊢ (((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) ∧ 𝑘 = 𝑁) → 𝐴 = 𝐷) |
| 13 | gsumtp.9 | . . . . . 6 ⊢ (𝜑 → 𝐷 ∈ 𝐵) | |
| 14 | 13 | ad2antrr 726 | . . . . 5 ⊢ (((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) ∧ 𝑘 = 𝑁) → 𝐷 ∈ 𝐵) |
| 15 | 12, 14 | eqeltrd 2828 | . . . 4 ⊢ (((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) ∧ 𝑘 = 𝑁) → 𝐴 ∈ 𝐵) |
| 16 | gsumtp.u | . . . . . 6 ⊢ (𝑘 = 𝑂 → 𝐴 = 𝐸) | |
| 17 | 16 | adantl 481 | . . . . 5 ⊢ (((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) ∧ 𝑘 = 𝑂) → 𝐴 = 𝐸) |
| 18 | gsumtp.10 | . . . . . 6 ⊢ (𝜑 → 𝐸 ∈ 𝐵) | |
| 19 | 18 | ad2antrr 726 | . . . . 5 ⊢ (((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) ∧ 𝑘 = 𝑂) → 𝐸 ∈ 𝐵) |
| 20 | 17, 19 | eqeltrd 2828 | . . . 4 ⊢ (((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) ∧ 𝑘 = 𝑂) → 𝐴 ∈ 𝐵) |
| 21 | eltpi 4640 | . . . . 5 ⊢ (𝑘 ∈ {𝑀, 𝑁, 𝑂} → (𝑘 = 𝑀 ∨ 𝑘 = 𝑁 ∨ 𝑘 = 𝑂)) | |
| 22 | 21 | adantl 481 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) → (𝑘 = 𝑀 ∨ 𝑘 = 𝑁 ∨ 𝑘 = 𝑂)) |
| 23 | 10, 15, 20, 22 | mpjao3dan 1434 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ {𝑀, 𝑁, 𝑂}) → 𝐴 ∈ 𝐵) |
| 24 | gsumtp.7 | . . . 4 ⊢ (𝜑 → 𝑀 ≠ 𝑂) | |
| 25 | gsumtp.6 | . . . 4 ⊢ (𝜑 → 𝑁 ≠ 𝑂) | |
| 26 | disjprsn 4666 | . . . 4 ⊢ ((𝑀 ≠ 𝑂 ∧ 𝑁 ≠ 𝑂) → ({𝑀, 𝑁} ∩ {𝑂}) = ∅) | |
| 27 | 24, 25, 26 | syl2anc 584 | . . 3 ⊢ (𝜑 → ({𝑀, 𝑁} ∩ {𝑂}) = ∅) |
| 28 | df-tp 4582 | . . . 4 ⊢ {𝑀, 𝑁, 𝑂} = ({𝑀, 𝑁} ∪ {𝑂}) | |
| 29 | 28 | a1i 11 | . . 3 ⊢ (𝜑 → {𝑀, 𝑁, 𝑂} = ({𝑀, 𝑁} ∪ {𝑂})) |
| 30 | 1, 2, 3, 5, 23, 27, 29 | gsummptfidmsplit 19809 | . 2 ⊢ (𝜑 → (𝐺 Σg (𝑘 ∈ {𝑀, 𝑁, 𝑂} ↦ 𝐴)) = ((𝐺 Σg (𝑘 ∈ {𝑀, 𝑁} ↦ 𝐴)) + (𝐺 Σg (𝑘 ∈ {𝑂} ↦ 𝐴)))) |
| 31 | gsumtp.2 | . . . 4 ⊢ (𝜑 → 𝑀 ∈ 𝑉) | |
| 32 | gsumtp.3 | . . . 4 ⊢ (𝜑 → 𝑁 ∈ 𝑊) | |
| 33 | gsumtp.5 | . . . 4 ⊢ (𝜑 → 𝑀 ≠ 𝑁) | |
| 34 | 1, 2, 6, 11 | gsumpr 19834 | . . . 4 ⊢ ((𝐺 ∈ CMnd ∧ (𝑀 ∈ 𝑉 ∧ 𝑁 ∈ 𝑊 ∧ 𝑀 ≠ 𝑁) ∧ (𝐶 ∈ 𝐵 ∧ 𝐷 ∈ 𝐵)) → (𝐺 Σg (𝑘 ∈ {𝑀, 𝑁} ↦ 𝐴)) = (𝐶 + 𝐷)) |
| 35 | 3, 31, 32, 33, 8, 13, 34 | syl132anc 1390 | . . 3 ⊢ (𝜑 → (𝐺 Σg (𝑘 ∈ {𝑀, 𝑁} ↦ 𝐴)) = (𝐶 + 𝐷)) |
| 36 | 3 | cmnmndd 19683 | . . . 4 ⊢ (𝜑 → 𝐺 ∈ Mnd) |
| 37 | gsumtp.4 | . . . 4 ⊢ (𝜑 → 𝑂 ∈ 𝑋) | |
| 38 | 16 | adantl 481 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 = 𝑂) → 𝐴 = 𝐸) |
| 39 | 1, 36, 37, 18, 38 | gsumsnd 19831 | . . 3 ⊢ (𝜑 → (𝐺 Σg (𝑘 ∈ {𝑂} ↦ 𝐴)) = 𝐸) |
| 40 | 35, 39 | oveq12d 7367 | . 2 ⊢ (𝜑 → ((𝐺 Σg (𝑘 ∈ {𝑀, 𝑁} ↦ 𝐴)) + (𝐺 Σg (𝑘 ∈ {𝑂} ↦ 𝐴))) = ((𝐶 + 𝐷) + 𝐸)) |
| 41 | 30, 40 | eqtrd 2764 | 1 ⊢ (𝜑 → (𝐺 Σg (𝑘 ∈ {𝑀, 𝑁, 𝑂} ↦ 𝐴)) = ((𝐶 + 𝐷) + 𝐸)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∨ w3o 1085 = wceq 1540 ∈ wcel 2109 ≠ wne 2925 ∪ cun 3901 ∩ cin 3902 ∅c0 4284 {csn 4577 {cpr 4579 {ctp 4581 ↦ cmpt 5173 ‘cfv 6482 (class class class)co 7349 Fincfn 8872 Basecbs 17120 +gcplusg 17161 Σg cgsu 17344 CMndccmn 19659 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5218 ax-sep 5235 ax-nul 5245 ax-pow 5304 ax-pr 5371 ax-un 7671 ax-cnex 11065 ax-resscn 11066 ax-1cn 11067 ax-icn 11068 ax-addcl 11069 ax-addrcl 11070 ax-mulcl 11071 ax-mulrcl 11072 ax-mulcom 11073 ax-addass 11074 ax-mulass 11075 ax-distr 11076 ax-i2m1 11077 ax-1ne0 11078 ax-1rid 11079 ax-rnegex 11080 ax-rrecex 11081 ax-cnre 11082 ax-pre-lttri 11083 ax-pre-lttrn 11084 ax-pre-ltadd 11085 ax-pre-mulgt0 11086 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3343 df-reu 3344 df-rab 3395 df-v 3438 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4285 df-if 4477 df-pw 4553 df-sn 4578 df-pr 4580 df-tp 4582 df-op 4584 df-uni 4859 df-int 4897 df-iun 4943 df-iin 4944 df-br 5093 df-opab 5155 df-mpt 5174 df-tr 5200 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-se 5573 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 6249 df-ord 6310 df-on 6311 df-lim 6312 df-suc 6313 df-iota 6438 df-fun 6484 df-fn 6485 df-f 6486 df-f1 6487 df-fo 6488 df-f1o 6489 df-fv 6490 df-isom 6491 df-riota 7306 df-ov 7352 df-oprab 7353 df-mpo 7354 df-of 7613 df-om 7800 df-1st 7924 df-2nd 7925 df-supp 8094 df-frecs 8214 df-wrecs 8245 df-recs 8294 df-rdg 8332 df-1o 8388 df-2o 8389 df-er 8625 df-en 8873 df-dom 8874 df-sdom 8875 df-fin 8876 df-fsupp 9252 df-oi 9402 df-card 9835 df-pnf 11151 df-mnf 11152 df-xr 11153 df-ltxr 11154 df-le 11155 df-sub 11349 df-neg 11350 df-nn 12129 df-2 12191 df-n0 12385 df-z 12472 df-uz 12736 df-fz 13411 df-fzo 13558 df-seq 13909 df-hash 14238 df-sets 17075 df-slot 17093 df-ndx 17105 df-base 17121 df-ress 17142 df-plusg 17174 df-0g 17345 df-gsum 17346 df-mre 17488 df-mrc 17489 df-acs 17491 df-mgm 18514 df-sgrp 18593 df-mnd 18609 df-submnd 18658 df-mulg 18947 df-cntz 19196 df-cmn 19661 |
| This theorem is referenced by: evl1deg2 33513 |
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