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Mirrors > Home > HSE Home > Th. List > 5oalem1 | Structured version Visualization version GIF version |
Description: Lemma for orthoarguesian law 5OA. (Contributed by NM, 1-Apr-2000.) (New usage is discouraged.) |
Ref | Expression |
---|---|
5oalem1.1 | ⊢ 𝐴 ∈ Sℋ |
5oalem1.2 | ⊢ 𝐵 ∈ Sℋ |
5oalem1.3 | ⊢ 𝐶 ∈ Sℋ |
5oalem1.4 | ⊢ 𝑅 ∈ Sℋ |
Ref | Expression |
---|---|
5oalem1 | ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → 𝑣 ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅)))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simplll 771 | . . . 4 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → 𝑥 ∈ 𝐴) | |
2 | 5oalem1.1 | . . . . . . . 8 ⊢ 𝐴 ∈ Sℋ | |
3 | 2 | sheli 29477 | . . . . . . 7 ⊢ (𝑥 ∈ 𝐴 → 𝑥 ∈ ℋ) |
4 | 3 | ad2antrr 722 | . . . . . 6 ⊢ (((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) → 𝑥 ∈ ℋ) |
5 | 5oalem1.3 | . . . . . . . 8 ⊢ 𝐶 ∈ Sℋ | |
6 | 5 | sheli 29477 | . . . . . . 7 ⊢ (𝑧 ∈ 𝐶 → 𝑧 ∈ ℋ) |
7 | 6 | adantr 480 | . . . . . 6 ⊢ ((𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅) → 𝑧 ∈ ℋ) |
8 | hvaddsub12 29301 | . . . . . . . 8 ⊢ ((𝑥 ∈ ℋ ∧ 𝑧 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑥 +ℎ (𝑧 −ℎ 𝑧)) = (𝑧 +ℎ (𝑥 −ℎ 𝑧))) | |
9 | 8 | 3anidm23 1419 | . . . . . . 7 ⊢ ((𝑥 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑥 +ℎ (𝑧 −ℎ 𝑧)) = (𝑧 +ℎ (𝑥 −ℎ 𝑧))) |
10 | hvsubid 29289 | . . . . . . . . 9 ⊢ (𝑧 ∈ ℋ → (𝑧 −ℎ 𝑧) = 0ℎ) | |
11 | 10 | oveq2d 7271 | . . . . . . . 8 ⊢ (𝑧 ∈ ℋ → (𝑥 +ℎ (𝑧 −ℎ 𝑧)) = (𝑥 +ℎ 0ℎ)) |
12 | ax-hvaddid 29267 | . . . . . . . 8 ⊢ (𝑥 ∈ ℋ → (𝑥 +ℎ 0ℎ) = 𝑥) | |
13 | 11, 12 | sylan9eqr 2801 | . . . . . . 7 ⊢ ((𝑥 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑥 +ℎ (𝑧 −ℎ 𝑧)) = 𝑥) |
14 | 9, 13 | eqtr3d 2780 | . . . . . 6 ⊢ ((𝑥 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑧 +ℎ (𝑥 −ℎ 𝑧)) = 𝑥) |
15 | 4, 7, 14 | syl2an 595 | . . . . 5 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → (𝑧 +ℎ (𝑥 −ℎ 𝑧)) = 𝑥) |
16 | 5oalem1.4 | . . . . . . 7 ⊢ 𝑅 ∈ Sℋ | |
17 | 5, 16 | shsvai 29627 | . . . . . 6 ⊢ ((𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅) → (𝑧 +ℎ (𝑥 −ℎ 𝑧)) ∈ (𝐶 +ℋ 𝑅)) |
18 | 17 | adantl 481 | . . . . 5 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → (𝑧 +ℎ (𝑥 −ℎ 𝑧)) ∈ (𝐶 +ℋ 𝑅)) |
19 | 15, 18 | eqeltrrd 2840 | . . . 4 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → 𝑥 ∈ (𝐶 +ℋ 𝑅)) |
20 | 1, 19 | elind 4124 | . . 3 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → 𝑥 ∈ (𝐴 ∩ (𝐶 +ℋ 𝑅))) |
21 | simpllr 772 | . . 3 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → 𝑦 ∈ 𝐵) | |
22 | 5, 16 | shscli 29580 | . . . . . 6 ⊢ (𝐶 +ℋ 𝑅) ∈ Sℋ |
23 | 2, 22 | shincli 29625 | . . . . 5 ⊢ (𝐴 ∩ (𝐶 +ℋ 𝑅)) ∈ Sℋ |
24 | 5oalem1.2 | . . . . 5 ⊢ 𝐵 ∈ Sℋ | |
25 | 23, 24 | shsvai 29627 | . . . 4 ⊢ ((𝑥 ∈ (𝐴 ∩ (𝐶 +ℋ 𝑅)) ∧ 𝑦 ∈ 𝐵) → (𝑥 +ℎ 𝑦) ∈ ((𝐴 ∩ (𝐶 +ℋ 𝑅)) +ℋ 𝐵)) |
26 | 23, 24 | shscomi 29626 | . . . 4 ⊢ ((𝐴 ∩ (𝐶 +ℋ 𝑅)) +ℋ 𝐵) = (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅))) |
27 | 25, 26 | eleqtrdi 2849 | . . 3 ⊢ ((𝑥 ∈ (𝐴 ∩ (𝐶 +ℋ 𝑅)) ∧ 𝑦 ∈ 𝐵) → (𝑥 +ℎ 𝑦) ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅)))) |
28 | 20, 21, 27 | syl2anc 583 | . 2 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → (𝑥 +ℎ 𝑦) ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅)))) |
29 | eleq1 2826 | . . 3 ⊢ (𝑣 = (𝑥 +ℎ 𝑦) → (𝑣 ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅))) ↔ (𝑥 +ℎ 𝑦) ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅))))) | |
30 | 29 | ad2antlr 723 | . 2 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → (𝑣 ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅))) ↔ (𝑥 +ℎ 𝑦) ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅))))) |
31 | 28, 30 | mpbird 256 | 1 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → 𝑣 ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅)))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 ∧ wa 395 = wceq 1539 ∈ wcel 2108 ∩ cin 3882 (class class class)co 7255 ℋchba 29182 +ℎ cva 29183 0ℎc0v 29187 −ℎ cmv 29188 Sℋ csh 29191 +ℋ cph 29194 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 ax-resscn 10859 ax-1cn 10860 ax-icn 10861 ax-addcl 10862 ax-addrcl 10863 ax-mulcl 10864 ax-mulrcl 10865 ax-mulcom 10866 ax-addass 10867 ax-mulass 10868 ax-distr 10869 ax-i2m1 10870 ax-1ne0 10871 ax-1rid 10872 ax-rnegex 10873 ax-rrecex 10874 ax-cnre 10875 ax-pre-lttri 10876 ax-pre-lttrn 10877 ax-pre-ltadd 10878 ax-hilex 29262 ax-hfvadd 29263 ax-hvcom 29264 ax-hvass 29265 ax-hv0cl 29266 ax-hvaddid 29267 ax-hfvmul 29268 ax-hvmulid 29269 ax-hvdistr1 29271 ax-hvdistr2 29272 ax-hvmul0 29273 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-nel 3049 df-ral 3068 df-rex 3069 df-reu 3070 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-int 4877 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-id 5480 df-po 5494 df-so 5495 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-riota 7212 df-ov 7258 df-oprab 7259 df-mpo 7260 df-er 8456 df-en 8692 df-dom 8693 df-sdom 8694 df-pnf 10942 df-mnf 10943 df-ltxr 10945 df-sub 11137 df-neg 11138 df-grpo 28756 df-ablo 28808 df-hvsub 29234 df-sh 29470 df-shs 29571 |
This theorem is referenced by: 5oalem6 29922 |
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