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Mirrors > Home > MPE Home > Th. List > nnmword | Structured version Visualization version GIF version |
Description: Weak ordering property of ordinal multiplication. (Contributed by Mario Carneiro, 17-Nov-2014.) |
Ref | Expression |
---|---|
nnmword | ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐴 ⊆ 𝐵 ↔ (𝐶 ·𝑜 𝐴) ⊆ (𝐶 ·𝑜 𝐵))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | iba 524 | . . . 4 ⊢ (∅ ∈ 𝐶 → (𝐵 ∈ 𝐴 ↔ (𝐵 ∈ 𝐴 ∧ ∅ ∈ 𝐶))) | |
2 | nnmord 7712 | . . . . 5 ⊢ ((𝐵 ∈ ω ∧ 𝐴 ∈ ω ∧ 𝐶 ∈ ω) → ((𝐵 ∈ 𝐴 ∧ ∅ ∈ 𝐶) ↔ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴))) | |
3 | 2 | 3com12 1269 | . . . 4 ⊢ ((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) → ((𝐵 ∈ 𝐴 ∧ ∅ ∈ 𝐶) ↔ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴))) |
4 | 1, 3 | sylan9bbr 737 | . . 3 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐵 ∈ 𝐴 ↔ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴))) |
5 | 4 | notbid 308 | . 2 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (¬ 𝐵 ∈ 𝐴 ↔ ¬ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴))) |
6 | simpl1 1064 | . . . 4 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐴 ∈ ω) | |
7 | nnon 7071 | . . . 4 ⊢ (𝐴 ∈ ω → 𝐴 ∈ On) | |
8 | 6, 7 | syl 17 | . . 3 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐴 ∈ On) |
9 | simpl2 1065 | . . . 4 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐵 ∈ ω) | |
10 | nnon 7071 | . . . 4 ⊢ (𝐵 ∈ ω → 𝐵 ∈ On) | |
11 | 9, 10 | syl 17 | . . 3 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐵 ∈ On) |
12 | ontri1 5757 | . . 3 ⊢ ((𝐴 ∈ On ∧ 𝐵 ∈ On) → (𝐴 ⊆ 𝐵 ↔ ¬ 𝐵 ∈ 𝐴)) | |
13 | 8, 11, 12 | syl2anc 693 | . 2 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐴 ⊆ 𝐵 ↔ ¬ 𝐵 ∈ 𝐴)) |
14 | simpl3 1066 | . . . . 5 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → 𝐶 ∈ ω) | |
15 | nnmcl 7692 | . . . . 5 ⊢ ((𝐶 ∈ ω ∧ 𝐴 ∈ ω) → (𝐶 ·𝑜 𝐴) ∈ ω) | |
16 | 14, 6, 15 | syl2anc 693 | . . . 4 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐶 ·𝑜 𝐴) ∈ ω) |
17 | nnon 7071 | . . . 4 ⊢ ((𝐶 ·𝑜 𝐴) ∈ ω → (𝐶 ·𝑜 𝐴) ∈ On) | |
18 | 16, 17 | syl 17 | . . 3 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐶 ·𝑜 𝐴) ∈ On) |
19 | nnmcl 7692 | . . . . 5 ⊢ ((𝐶 ∈ ω ∧ 𝐵 ∈ ω) → (𝐶 ·𝑜 𝐵) ∈ ω) | |
20 | 14, 9, 19 | syl2anc 693 | . . . 4 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐶 ·𝑜 𝐵) ∈ ω) |
21 | nnon 7071 | . . . 4 ⊢ ((𝐶 ·𝑜 𝐵) ∈ ω → (𝐶 ·𝑜 𝐵) ∈ On) | |
22 | 20, 21 | syl 17 | . . 3 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐶 ·𝑜 𝐵) ∈ On) |
23 | ontri1 5757 | . . 3 ⊢ (((𝐶 ·𝑜 𝐴) ∈ On ∧ (𝐶 ·𝑜 𝐵) ∈ On) → ((𝐶 ·𝑜 𝐴) ⊆ (𝐶 ·𝑜 𝐵) ↔ ¬ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴))) | |
24 | 18, 22, 23 | syl2anc 693 | . 2 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → ((𝐶 ·𝑜 𝐴) ⊆ (𝐶 ·𝑜 𝐵) ↔ ¬ (𝐶 ·𝑜 𝐵) ∈ (𝐶 ·𝑜 𝐴))) |
25 | 5, 13, 24 | 3bitr4d 300 | 1 ⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ ω ∧ 𝐶 ∈ ω) ∧ ∅ ∈ 𝐶) → (𝐴 ⊆ 𝐵 ↔ (𝐶 ·𝑜 𝐴) ⊆ (𝐶 ·𝑜 𝐵))) |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 → wi 4 ↔ wb 196 ∧ wa 384 ∧ w3a 1037 ∈ wcel 1990 ⊆ wss 3574 ∅c0 3915 Oncon0 5723 (class class class)co 6650 ωcom 7065 ·𝑜 comu 7558 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-reu 2919 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 df-op 4184 df-uni 4437 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-tr 4753 df-id 5024 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-we 5075 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-pred 5680 df-ord 5726 df-on 5727 df-lim 5728 df-suc 5729 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-om 7066 df-1st 7168 df-2nd 7169 df-wrecs 7407 df-recs 7468 df-rdg 7506 df-oadd 7564 df-omul 7565 |
This theorem is referenced by: nnmcan 7714 nnmwordi 7715 |
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