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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 775 | . . . 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 31285 | . . . . . . 7 ⊢ (𝑥 ∈ 𝐴 → 𝑥 ∈ ℋ) |
| 4 | 3 | ad2antrr 727 | . . . . . 6 ⊢ (((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) → 𝑥 ∈ ℋ) |
| 5 | 5oalem1.3 | . . . . . . . 8 ⊢ 𝐶 ∈ Sℋ | |
| 6 | 5 | sheli 31285 | . . . . . . 7 ⊢ (𝑧 ∈ 𝐶 → 𝑧 ∈ ℋ) |
| 7 | 6 | adantr 480 | . . . . . 6 ⊢ ((𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅) → 𝑧 ∈ ℋ) |
| 8 | hvaddsub12 31109 | . . . . . . . 8 ⊢ ((𝑥 ∈ ℋ ∧ 𝑧 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑥 +ℎ (𝑧 −ℎ 𝑧)) = (𝑧 +ℎ (𝑥 −ℎ 𝑧))) | |
| 9 | 8 | 3anidm23 1424 | . . . . . . 7 ⊢ ((𝑥 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑥 +ℎ (𝑧 −ℎ 𝑧)) = (𝑧 +ℎ (𝑥 −ℎ 𝑧))) |
| 10 | hvsubid 31097 | . . . . . . . . 9 ⊢ (𝑧 ∈ ℋ → (𝑧 −ℎ 𝑧) = 0ℎ) | |
| 11 | 10 | oveq2d 7383 | . . . . . . . 8 ⊢ (𝑧 ∈ ℋ → (𝑥 +ℎ (𝑧 −ℎ 𝑧)) = (𝑥 +ℎ 0ℎ)) |
| 12 | ax-hvaddid 31075 | . . . . . . . 8 ⊢ (𝑥 ∈ ℋ → (𝑥 +ℎ 0ℎ) = 𝑥) | |
| 13 | 11, 12 | sylan9eqr 2793 | . . . . . . 7 ⊢ ((𝑥 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑥 +ℎ (𝑧 −ℎ 𝑧)) = 𝑥) |
| 14 | 9, 13 | eqtr3d 2773 | . . . . . 6 ⊢ ((𝑥 ∈ ℋ ∧ 𝑧 ∈ ℋ) → (𝑧 +ℎ (𝑥 −ℎ 𝑧)) = 𝑥) |
| 15 | 4, 7, 14 | syl2an 597 | . . . . 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 31435 | . . . . . 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 2837 | . . . 4 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → 𝑥 ∈ (𝐶 +ℋ 𝑅)) |
| 20 | 1, 19 | elind 4140 | . . 3 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → 𝑥 ∈ (𝐴 ∩ (𝐶 +ℋ 𝑅))) |
| 21 | simpllr 776 | . . 3 ⊢ ((((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) ∧ 𝑣 = (𝑥 +ℎ 𝑦)) ∧ (𝑧 ∈ 𝐶 ∧ (𝑥 −ℎ 𝑧) ∈ 𝑅)) → 𝑦 ∈ 𝐵) | |
| 22 | 5, 16 | shscli 31388 | . . . . . 6 ⊢ (𝐶 +ℋ 𝑅) ∈ Sℋ |
| 23 | 2, 22 | shincli 31433 | . . . . 5 ⊢ (𝐴 ∩ (𝐶 +ℋ 𝑅)) ∈ Sℋ |
| 24 | 5oalem1.2 | . . . . 5 ⊢ 𝐵 ∈ Sℋ | |
| 25 | 23, 24 | shsvai 31435 | . . . 4 ⊢ ((𝑥 ∈ (𝐴 ∩ (𝐶 +ℋ 𝑅)) ∧ 𝑦 ∈ 𝐵) → (𝑥 +ℎ 𝑦) ∈ ((𝐴 ∩ (𝐶 +ℋ 𝑅)) +ℋ 𝐵)) |
| 26 | 23, 24 | shscomi 31434 | . . . 4 ⊢ ((𝐴 ∩ (𝐶 +ℋ 𝑅)) +ℋ 𝐵) = (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅))) |
| 27 | 25, 26 | eleqtrdi 2846 | . . 3 ⊢ ((𝑥 ∈ (𝐴 ∩ (𝐶 +ℋ 𝑅)) ∧ 𝑦 ∈ 𝐵) → (𝑥 +ℎ 𝑦) ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅)))) |
| 28 | 20, 21, 27 | syl2anc 585 | . 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 2824 | . . 3 ⊢ (𝑣 = (𝑥 +ℎ 𝑦) → (𝑣 ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅))) ↔ (𝑥 +ℎ 𝑦) ∈ (𝐵 +ℋ (𝐴 ∩ (𝐶 +ℋ 𝑅))))) | |
| 30 | 29 | ad2antlr 728 | . 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 257 | 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 206 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ∩ cin 3888 (class class class)co 7367 ℋchba 30990 +ℎ cva 30991 0ℎc0v 30995 −ℎ cmv 30996 Sℋ csh 30999 +ℋ cph 31002 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5307 ax-pr 5375 ax-un 7689 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-hilex 31070 ax-hfvadd 31071 ax-hvcom 31072 ax-hvass 31073 ax-hv0cl 31074 ax-hvaddid 31075 ax-hfvmul 31076 ax-hvmulid 31077 ax-hvdistr1 31079 ax-hvdistr2 31080 ax-hvmul0 31081 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-int 4890 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-po 5539 df-so 5540 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-riota 7324 df-ov 7370 df-oprab 7371 df-mpo 7372 df-er 8643 df-en 8894 df-dom 8895 df-sdom 8896 df-pnf 11181 df-mnf 11182 df-ltxr 11184 df-sub 11379 df-neg 11380 df-grpo 30564 df-ablo 30616 df-hvsub 31042 df-sh 31278 df-shs 31379 |
| This theorem is referenced by: 5oalem6 31730 |
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