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Theorem nnmword 7600
Description: Weak ordering property of ordinal multiplication. (Contributed by Mario Carneiro, 17-Nov-2014.)
Assertion
Ref Expression
nnmword (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐴𝐵 ↔ (𝐶 ·𝑜 𝐴) ⊆ (𝐶 ·𝑜 𝐵)))

Proof of Theorem nnmword
StepHypRef Expression
1 iba 523 . . . 4 (∅ ∈ 𝐶 → (𝐵𝐴 ↔ (𝐵𝐴 ∧ ∅ ∈ 𝐶)))
2 nnmord 7599 . . . . 5 ((𝐵 ∈ ω ∧ 𝐴 ∈ ω ∧ 𝐶 ∈ ω) → ((𝐵𝐴 ∧ ∅ ∈ 𝐶) ↔ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴)))
323com12 1261 . . . 4 ((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) → ((𝐵𝐴 ∧ ∅ ∈ 𝐶) ↔ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴)))
41, 3sylan9bbr 733 . . 3 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐵𝐴 ↔ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴)))
54notbid 307 . 2 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (¬ 𝐵𝐴 ↔ ¬ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴)))
6 simpl1 1057 . . . 4 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐴 ∈ ω)
7 nnon 6963 . . . 4 (𝐴 ∈ ω → 𝐴 ∈ On)
86, 7syl 17 . . 3 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐴 ∈ On)
9 simpl2 1058 . . . 4 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐵 ∈ ω)
10 nnon 6963 . . . 4 (𝐵 ∈ ω → 𝐵 ∈ On)
119, 10syl 17 . . 3 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐵 ∈ On)
12 ontri1 5674 . . 3 ((𝐴 ∈ On ∧ 𝐵 ∈ On) → (𝐴𝐵 ↔ ¬ 𝐵𝐴))
138, 11, 12syl2anc 691 . 2 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐴𝐵 ↔ ¬ 𝐵𝐴))
14 simpl3 1059 . . . . 5 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐶 ∈ ω)
15 nnmcl 7579 . . . . 5 ((𝐶 ∈ ω ∧ 𝐴 ∈ ω) → (𝐶 ·𝑜 𝐴) ∈ ω)
1614, 6, 15syl2anc 691 . . . 4 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐶 ·𝑜 𝐴) ∈ ω)
17 nnon 6963 . . . 4 ((𝐶 ·𝑜 𝐴) ∈ ω → (𝐶 ·𝑜 𝐴) ∈ On)
1816, 17syl 17 . . 3 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐶 ·𝑜 𝐴) ∈ On)
19 nnmcl 7579 . . . . 5 ((𝐶 ∈ ω ∧ 𝐵 ∈ ω) → (𝐶 ·𝑜 𝐵) ∈ ω)
2014, 9, 19syl2anc 691 . . . 4 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐶 ·𝑜 𝐵) ∈ ω)
21 nnon 6963 . . . 4 ((𝐶 ·𝑜 𝐵) ∈ ω → (𝐶 ·𝑜 𝐵) ∈ On)
2220, 21syl 17 . . 3 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐶 ·𝑜 𝐵) ∈ On)
23 ontri1 5674 . . 3 (((𝐶 ·𝑜 𝐴) ∈ On ∧ (𝐶 ·𝑜 𝐵) ∈ On) → ((𝐶 ·𝑜 𝐴) ⊆ (𝐶 ·𝑜 𝐵) ↔ ¬ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴)))
2418, 22, 23syl2anc 691 . 2 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → ((𝐶 ·𝑜 𝐴) ⊆ (𝐶 ·𝑜 𝐵) ↔ ¬ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴)))
255, 13, 243bitr4d 299 1 (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐴𝐵 ↔ (𝐶 ·𝑜 𝐴) ⊆ (𝐶 ·𝑜 𝐵)))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 195  wa 383  w3a 1031  wcel 1977  wss 3540  c0 3874  Oncon0 5640  (class class class)co 6549  ωcom 6957   ·𝑜 comu 7445
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-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847
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-ral 2901  df-rex 2902  df-reu 2903  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-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-oadd 7451  df-omul 7452
This theorem is referenced by:  nnmcan  7601  nnmwordi  7602
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