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Theorem mulgnn0di 18054
Description: Group multiple of a sum, for nonnegative multiples. (Contributed by Mario Carneiro, 13-Dec-2014.)
Hypotheses
Ref Expression
mulgdi.b 𝐵 = (Base‘𝐺)
mulgdi.m · = (.g𝐺)
mulgdi.p + = (+g𝐺)
Assertion
Ref Expression
mulgnn0di ((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) → (𝑀 · (𝑋 + 𝑌)) = ((𝑀 · 𝑋) + (𝑀 · 𝑌)))

Proof of Theorem mulgnn0di
Dummy variables 𝑥 𝑘 𝑦 𝑧 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 cmnmnd 18031 . . . . . 6 (𝐺 ∈ CMnd → 𝐺 ∈ Mnd)
21ad2antrr 758 . . . . 5 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → 𝐺 ∈ Mnd)
3 mulgdi.b . . . . . . 7 𝐵 = (Base‘𝐺)
4 mulgdi.p . . . . . . 7 + = (+g𝐺)
53, 4mndcl 17124 . . . . . 6 ((𝐺 ∈ Mnd ∧ 𝑥𝐵𝑦𝐵) → (𝑥 + 𝑦) ∈ 𝐵)
653expb 1258 . . . . 5 ((𝐺 ∈ Mnd ∧ (𝑥𝐵𝑦𝐵)) → (𝑥 + 𝑦) ∈ 𝐵)
72, 6sylan 487 . . . 4 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ (𝑥𝐵𝑦𝐵)) → (𝑥 + 𝑦) ∈ 𝐵)
8 simpll 786 . . . . 5 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → 𝐺 ∈ CMnd)
93, 4cmncom 18032 . . . . . 6 ((𝐺 ∈ CMnd ∧ 𝑥𝐵𝑦𝐵) → (𝑥 + 𝑦) = (𝑦 + 𝑥))
1093expb 1258 . . . . 5 ((𝐺 ∈ CMnd ∧ (𝑥𝐵𝑦𝐵)) → (𝑥 + 𝑦) = (𝑦 + 𝑥))
118, 10sylan 487 . . . 4 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ (𝑥𝐵𝑦𝐵)) → (𝑥 + 𝑦) = (𝑦 + 𝑥))
123, 4mndass 17125 . . . . 5 ((𝐺 ∈ Mnd ∧ (𝑥𝐵𝑦𝐵𝑧𝐵)) → ((𝑥 + 𝑦) + 𝑧) = (𝑥 + (𝑦 + 𝑧)))
132, 12sylan 487 . . . 4 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ (𝑥𝐵𝑦𝐵𝑧𝐵)) → ((𝑥 + 𝑦) + 𝑧) = (𝑥 + (𝑦 + 𝑧)))
14 simpr 476 . . . . 5 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → 𝑀 ∈ ℕ)
15 nnuz 11599 . . . . 5 ℕ = (ℤ‘1)
1614, 15syl6eleq 2698 . . . 4 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → 𝑀 ∈ (ℤ‘1))
17 simplr2 1097 . . . . . 6 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → 𝑋𝐵)
18 elfznn 12241 . . . . . 6 (𝑘 ∈ (1...𝑀) → 𝑘 ∈ ℕ)
19 fvconst2g 6372 . . . . . 6 ((𝑋𝐵𝑘 ∈ ℕ) → ((ℕ × {𝑋})‘𝑘) = 𝑋)
2017, 18, 19syl2an 493 . . . . 5 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ 𝑘 ∈ (1...𝑀)) → ((ℕ × {𝑋})‘𝑘) = 𝑋)
2117adantr 480 . . . . 5 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ 𝑘 ∈ (1...𝑀)) → 𝑋𝐵)
2220, 21eqeltrd 2688 . . . 4 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ 𝑘 ∈ (1...𝑀)) → ((ℕ × {𝑋})‘𝑘) ∈ 𝐵)
23 simplr3 1098 . . . . . 6 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → 𝑌𝐵)
24 fvconst2g 6372 . . . . . 6 ((𝑌𝐵𝑘 ∈ ℕ) → ((ℕ × {𝑌})‘𝑘) = 𝑌)
2523, 18, 24syl2an 493 . . . . 5 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ 𝑘 ∈ (1...𝑀)) → ((ℕ × {𝑌})‘𝑘) = 𝑌)
2623adantr 480 . . . . 5 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ 𝑘 ∈ (1...𝑀)) → 𝑌𝐵)
2725, 26eqeltrd 2688 . . . 4 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ 𝑘 ∈ (1...𝑀)) → ((ℕ × {𝑌})‘𝑘) ∈ 𝐵)
283, 4mndcl 17124 . . . . . . 7 ((𝐺 ∈ Mnd ∧ 𝑋𝐵𝑌𝐵) → (𝑋 + 𝑌) ∈ 𝐵)
292, 17, 23, 28syl3anc 1318 . . . . . 6 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → (𝑋 + 𝑌) ∈ 𝐵)
30 fvconst2g 6372 . . . . . 6 (((𝑋 + 𝑌) ∈ 𝐵𝑘 ∈ ℕ) → ((ℕ × {(𝑋 + 𝑌)})‘𝑘) = (𝑋 + 𝑌))
3129, 18, 30syl2an 493 . . . . 5 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ 𝑘 ∈ (1...𝑀)) → ((ℕ × {(𝑋 + 𝑌)})‘𝑘) = (𝑋 + 𝑌))
3220, 25oveq12d 6567 . . . . 5 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ 𝑘 ∈ (1...𝑀)) → (((ℕ × {𝑋})‘𝑘) + ((ℕ × {𝑌})‘𝑘)) = (𝑋 + 𝑌))
3331, 32eqtr4d 2647 . . . 4 ((((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) ∧ 𝑘 ∈ (1...𝑀)) → ((ℕ × {(𝑋 + 𝑌)})‘𝑘) = (((ℕ × {𝑋})‘𝑘) + ((ℕ × {𝑌})‘𝑘)))
347, 11, 13, 16, 22, 27, 33seqcaopr 12700 . . 3 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → (seq1( + , (ℕ × {(𝑋 + 𝑌)}))‘𝑀) = ((seq1( + , (ℕ × {𝑋}))‘𝑀) + (seq1( + , (ℕ × {𝑌}))‘𝑀)))
35 mulgdi.m . . . . 5 · = (.g𝐺)
36 eqid 2610 . . . . 5 seq1( + , (ℕ × {(𝑋 + 𝑌)})) = seq1( + , (ℕ × {(𝑋 + 𝑌)}))
373, 4, 35, 36mulgnn 17370 . . . 4 ((𝑀 ∈ ℕ ∧ (𝑋 + 𝑌) ∈ 𝐵) → (𝑀 · (𝑋 + 𝑌)) = (seq1( + , (ℕ × {(𝑋 + 𝑌)}))‘𝑀))
3814, 29, 37syl2anc 691 . . 3 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → (𝑀 · (𝑋 + 𝑌)) = (seq1( + , (ℕ × {(𝑋 + 𝑌)}))‘𝑀))
39 eqid 2610 . . . . . 6 seq1( + , (ℕ × {𝑋})) = seq1( + , (ℕ × {𝑋}))
403, 4, 35, 39mulgnn 17370 . . . . 5 ((𝑀 ∈ ℕ ∧ 𝑋𝐵) → (𝑀 · 𝑋) = (seq1( + , (ℕ × {𝑋}))‘𝑀))
4114, 17, 40syl2anc 691 . . . 4 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → (𝑀 · 𝑋) = (seq1( + , (ℕ × {𝑋}))‘𝑀))
42 eqid 2610 . . . . . 6 seq1( + , (ℕ × {𝑌})) = seq1( + , (ℕ × {𝑌}))
433, 4, 35, 42mulgnn 17370 . . . . 5 ((𝑀 ∈ ℕ ∧ 𝑌𝐵) → (𝑀 · 𝑌) = (seq1( + , (ℕ × {𝑌}))‘𝑀))
4414, 23, 43syl2anc 691 . . . 4 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → (𝑀 · 𝑌) = (seq1( + , (ℕ × {𝑌}))‘𝑀))
4541, 44oveq12d 6567 . . 3 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → ((𝑀 · 𝑋) + (𝑀 · 𝑌)) = ((seq1( + , (ℕ × {𝑋}))‘𝑀) + (seq1( + , (ℕ × {𝑌}))‘𝑀)))
4634, 38, 453eqtr4d 2654 . 2 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 ∈ ℕ) → (𝑀 · (𝑋 + 𝑌)) = ((𝑀 · 𝑋) + (𝑀 · 𝑌)))
471ad2antrr 758 . . . . . 6 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → 𝐺 ∈ Mnd)
48 simplr2 1097 . . . . . 6 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → 𝑋𝐵)
49 simplr3 1098 . . . . . 6 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → 𝑌𝐵)
5047, 48, 49, 28syl3anc 1318 . . . . 5 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (𝑋 + 𝑌) ∈ 𝐵)
51 eqid 2610 . . . . . 6 (0g𝐺) = (0g𝐺)
523, 51, 35mulg0 17369 . . . . 5 ((𝑋 + 𝑌) ∈ 𝐵 → (0 · (𝑋 + 𝑌)) = (0g𝐺))
5350, 52syl 17 . . . 4 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (0 · (𝑋 + 𝑌)) = (0g𝐺))
54 eqid 2610 . . . . . . . 8 (Base‘𝐺) = (Base‘𝐺)
5554, 51mndidcl 17131 . . . . . . 7 (𝐺 ∈ Mnd → (0g𝐺) ∈ (Base‘𝐺))
5654, 4, 51mndlid 17134 . . . . . . 7 ((𝐺 ∈ Mnd ∧ (0g𝐺) ∈ (Base‘𝐺)) → ((0g𝐺) + (0g𝐺)) = (0g𝐺))
5755, 56mpdan 699 . . . . . 6 (𝐺 ∈ Mnd → ((0g𝐺) + (0g𝐺)) = (0g𝐺))
581, 57syl 17 . . . . 5 (𝐺 ∈ CMnd → ((0g𝐺) + (0g𝐺)) = (0g𝐺))
5958ad2antrr 758 . . . 4 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → ((0g𝐺) + (0g𝐺)) = (0g𝐺))
6053, 59eqtr4d 2647 . . 3 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (0 · (𝑋 + 𝑌)) = ((0g𝐺) + (0g𝐺)))
61 simpr 476 . . . 4 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → 𝑀 = 0)
6261oveq1d 6564 . . 3 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (𝑀 · (𝑋 + 𝑌)) = (0 · (𝑋 + 𝑌)))
6361oveq1d 6564 . . . . 5 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (𝑀 · 𝑋) = (0 · 𝑋))
643, 51, 35mulg0 17369 . . . . . 6 (𝑋𝐵 → (0 · 𝑋) = (0g𝐺))
6548, 64syl 17 . . . . 5 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (0 · 𝑋) = (0g𝐺))
6663, 65eqtrd 2644 . . . 4 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (𝑀 · 𝑋) = (0g𝐺))
6761oveq1d 6564 . . . . 5 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (𝑀 · 𝑌) = (0 · 𝑌))
683, 51, 35mulg0 17369 . . . . . 6 (𝑌𝐵 → (0 · 𝑌) = (0g𝐺))
6949, 68syl 17 . . . . 5 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (0 · 𝑌) = (0g𝐺))
7067, 69eqtrd 2644 . . . 4 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (𝑀 · 𝑌) = (0g𝐺))
7166, 70oveq12d 6567 . . 3 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → ((𝑀 · 𝑋) + (𝑀 · 𝑌)) = ((0g𝐺) + (0g𝐺)))
7260, 62, 713eqtr4d 2654 . 2 (((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) ∧ 𝑀 = 0) → (𝑀 · (𝑋 + 𝑌)) = ((𝑀 · 𝑋) + (𝑀 · 𝑌)))
73 simpr1 1060 . . 3 ((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) → 𝑀 ∈ ℕ0)
74 elnn0 11171 . . 3 (𝑀 ∈ ℕ0 ↔ (𝑀 ∈ ℕ ∨ 𝑀 = 0))
7573, 74sylib 207 . 2 ((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) → (𝑀 ∈ ℕ ∨ 𝑀 = 0))
7646, 72, 75mpjaodan 823 1 ((𝐺 ∈ CMnd ∧ (𝑀 ∈ ℕ0𝑋𝐵𝑌𝐵)) → (𝑀 · (𝑋 + 𝑌)) = ((𝑀 · 𝑋) + (𝑀 · 𝑌)))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wo 382  wa 383  w3a 1031   = wceq 1475  wcel 1977  {csn 4125   × cxp 5036  cfv 5804  (class class class)co 6549  0cc0 9815  1c1 9816  cn 10897  0cn0 11169  cuz 11563  ...cfz 12197  seqcseq 12663  Basecbs 15695  +gcplusg 15768  0gc0g 15923  Mndcmnd 17117  .gcmg 17363  CMndccmn 18016
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-rep 4699  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847  ax-inf2 8421  ax-cnex 9871  ax-resscn 9872  ax-1cn 9873  ax-icn 9874  ax-addcl 9875  ax-addrcl 9876  ax-mulcl 9877  ax-mulrcl 9878  ax-mulcom 9879  ax-addass 9880  ax-mulass 9881  ax-distr 9882  ax-i2m1 9883  ax-1ne0 9884  ax-1rid 9885  ax-rnegex 9886  ax-rrecex 9887  ax-cnre 9888  ax-pre-lttri 9889  ax-pre-lttrn 9890  ax-pre-ltadd 9891  ax-pre-mulgt0 9892
This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3or 1032  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-nel 2783  df-ral 2901  df-rex 2902  df-reu 2903  df-rmo 2904  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-pss 3556  df-nul 3875  df-if 4037  df-pw 4110  df-sn 4126  df-pr 4128  df-tp 4130  df-op 4132  df-uni 4373  df-iun 4457  df-br 4584  df-opab 4644  df-mpt 4645  df-tr 4681  df-eprel 4949  df-id 4953  df-po 4959  df-so 4960  df-fr 4997  df-we 4999  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-pred 5597  df-ord 5643  df-on 5644  df-lim 5645  df-suc 5646  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-f1 5809  df-fo 5810  df-f1o 5811  df-fv 5812  df-riota 6511  df-ov 6552  df-oprab 6553  df-mpt2 6554  df-om 6958  df-1st 7059  df-2nd 7060  df-wrecs 7294  df-recs 7355  df-rdg 7393  df-er 7629  df-en 7842  df-dom 7843  df-sdom 7844  df-pnf 9955  df-mnf 9956  df-xr 9957  df-ltxr 9958  df-le 9959  df-sub 10147  df-neg 10148  df-nn 10898  df-n0 11170  df-z 11255  df-uz 11564  df-fz 12198  df-fzo 12335  df-seq 12664  df-0g 15925  df-mgm 17065  df-sgrp 17107  df-mnd 17118  df-mulg 17364  df-cmn 18018
This theorem is referenced by:  mulgdi  18055  mulgmhm  18056
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