| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > ragraghl | Structured version Visualization version GIF version | ||
| Description: Drawing two right angles at a point 𝑋 on the same side of a line (𝑋𝐿𝑌) leads to points 𝑊 and 𝑍 on the same ray from 𝑋. Theorem 11.19 of [Schwabhauser] p. 99. (Contributed by Thierry Arnoux, 5-Jul-2026.) |
| Ref | Expression |
|---|---|
| ragraghl.p | ⊢ 𝑃 = (Base‘𝐺) |
| ragraghl.l | ⊢ 𝐿 = (LineG‘𝐺) |
| ragraghl.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| ragraghl.x | ⊢ (𝜑 → 𝑋 ∈ 𝑃) |
| ragraghl.y | ⊢ (𝜑 → 𝑌 ∈ 𝑃) |
| ragraghl.z | ⊢ (𝜑 → 𝑍 ∈ 𝑃) |
| ragraghl.1 | ⊢ (𝜑 → 𝑊 ∈ 𝑃) |
| ragraghl.2 | ⊢ (𝜑 → 𝑋 ≠ 𝑌) |
| ragraghl.3 | ⊢ (𝜑 → 〈“𝑌𝑋𝑍”〉 ∈ (∟G‘𝐺)) |
| ragraghl.4 | ⊢ (𝜑 → 〈“𝑌𝑋𝑊”〉 ∈ (∟G‘𝐺)) |
| ragraghl.5 | ⊢ (𝜑 → 𝑍((hpG‘𝐺)‘(𝑌𝐿𝑋))𝑊) |
| Ref | Expression |
|---|---|
| ragraghl | ⊢ (𝜑 → 𝑍((hlG‘𝐺)‘𝑋)𝑊) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ragraghl.p | . 2 ⊢ 𝑃 = (Base‘𝐺) | |
| 2 | eqid 2760 | . 2 ⊢ (Itv‘𝐺) = (Itv‘𝐺) | |
| 3 | eqid 2760 | . 2 ⊢ (dist‘𝐺) = (dist‘𝐺) | |
| 4 | ragraghl.g | . 2 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 5 | ragraghl.y | . 2 ⊢ (𝜑 → 𝑌 ∈ 𝑃) | |
| 6 | ragraghl.x | . 2 ⊢ (𝜑 → 𝑋 ∈ 𝑃) | |
| 7 | ragraghl.z | . 2 ⊢ (𝜑 → 𝑍 ∈ 𝑃) | |
| 8 | ragraghl.1 | . 2 ⊢ (𝜑 → 𝑊 ∈ 𝑃) | |
| 9 | ragraghl.l | . 2 ⊢ 𝐿 = (LineG‘𝐺) | |
| 10 | eqid 2760 | . . . 4 ⊢ (pInvG‘𝐺) = (pInvG‘𝐺) | |
| 11 | ragraghl.3 | . . . 4 ⊢ (𝜑 → 〈“𝑌𝑋𝑍”〉 ∈ (∟G‘𝐺)) | |
| 12 | ragraghl.2 | . . . . 5 ⊢ (𝜑 → 𝑋 ≠ 𝑌) | |
| 13 | 12 | necomd 3010 | . . . 4 ⊢ (𝜑 → 𝑌 ≠ 𝑋) |
| 14 | 1, 2, 9, 4, 5, 6, 13 | tglinerflx2 28981 | . . . . . 6 ⊢ (𝜑 → 𝑋 ∈ (𝑌𝐿𝑋)) |
| 15 | eleq1w 2843 | . . . . . . . . . 10 ⊢ (𝑎 = 𝑐 → (𝑎 ∈ (𝑃 ∖ (𝑌𝐿𝑋)) ↔ 𝑐 ∈ (𝑃 ∖ (𝑌𝐿𝑋)))) | |
| 16 | eleq1w 2843 | . . . . . . . . . 10 ⊢ (𝑏 = 𝑑 → (𝑏 ∈ (𝑃 ∖ (𝑌𝐿𝑋)) ↔ 𝑑 ∈ (𝑃 ∖ (𝑌𝐿𝑋)))) | |
| 17 | 15, 16 | bi2anan9 650 | . . . . . . . . 9 ⊢ ((𝑎 = 𝑐 ∧ 𝑏 = 𝑑) → ((𝑎 ∈ (𝑃 ∖ (𝑌𝐿𝑋)) ∧ 𝑏 ∈ (𝑃 ∖ (𝑌𝐿𝑋))) ↔ (𝑐 ∈ (𝑃 ∖ (𝑌𝐿𝑋)) ∧ 𝑑 ∈ (𝑃 ∖ (𝑌𝐿𝑋))))) |
| 18 | oveq12 7422 | . . . . . . . . . . . 12 ⊢ ((𝑎 = 𝑐 ∧ 𝑏 = 𝑑) → (𝑎(Itv‘𝐺)𝑏) = (𝑐(Itv‘𝐺)𝑑)) | |
| 19 | 18 | eleq2d 2846 | . . . . . . . . . . 11 ⊢ ((𝑎 = 𝑐 ∧ 𝑏 = 𝑑) → (𝑠 ∈ (𝑎(Itv‘𝐺)𝑏) ↔ 𝑠 ∈ (𝑐(Itv‘𝐺)𝑑))) |
| 20 | 19 | rexbidv 3186 | . . . . . . . . . 10 ⊢ ((𝑎 = 𝑐 ∧ 𝑏 = 𝑑) → (∃𝑠 ∈ (𝑌𝐿𝑋)𝑠 ∈ (𝑎(Itv‘𝐺)𝑏) ↔ ∃𝑠 ∈ (𝑌𝐿𝑋)𝑠 ∈ (𝑐(Itv‘𝐺)𝑑))) |
| 21 | eleq1w 2843 | . . . . . . . . . . 11 ⊢ (𝑠 = 𝑡 → (𝑠 ∈ (𝑐(Itv‘𝐺)𝑑) ↔ 𝑡 ∈ (𝑐(Itv‘𝐺)𝑑))) | |
| 22 | 21 | cbvrexvw 3241 | . . . . . . . . . 10 ⊢ (∃𝑠 ∈ (𝑌𝐿𝑋)𝑠 ∈ (𝑐(Itv‘𝐺)𝑑) ↔ ∃𝑡 ∈ (𝑌𝐿𝑋)𝑡 ∈ (𝑐(Itv‘𝐺)𝑑)) |
| 23 | 20, 22 | bitrdi 290 | . . . . . . . . 9 ⊢ ((𝑎 = 𝑐 ∧ 𝑏 = 𝑑) → (∃𝑠 ∈ (𝑌𝐿𝑋)𝑠 ∈ (𝑎(Itv‘𝐺)𝑏) ↔ ∃𝑡 ∈ (𝑌𝐿𝑋)𝑡 ∈ (𝑐(Itv‘𝐺)𝑑))) |
| 24 | 17, 23 | anbi12d 644 | . . . . . . . 8 ⊢ ((𝑎 = 𝑐 ∧ 𝑏 = 𝑑) → (((𝑎 ∈ (𝑃 ∖ (𝑌𝐿𝑋)) ∧ 𝑏 ∈ (𝑃 ∖ (𝑌𝐿𝑋))) ∧ ∃𝑠 ∈ (𝑌𝐿𝑋)𝑠 ∈ (𝑎(Itv‘𝐺)𝑏)) ↔ ((𝑐 ∈ (𝑃 ∖ (𝑌𝐿𝑋)) ∧ 𝑑 ∈ (𝑃 ∖ (𝑌𝐿𝑋))) ∧ ∃𝑡 ∈ (𝑌𝐿𝑋)𝑡 ∈ (𝑐(Itv‘𝐺)𝑑)))) |
| 25 | 24 | cbvopabv 5178 | . . . . . . 7 ⊢ {〈𝑎, 𝑏〉 ∣ ((𝑎 ∈ (𝑃 ∖ (𝑌𝐿𝑋)) ∧ 𝑏 ∈ (𝑃 ∖ (𝑌𝐿𝑋))) ∧ ∃𝑠 ∈ (𝑌𝐿𝑋)𝑠 ∈ (𝑎(Itv‘𝐺)𝑏))} = {〈𝑐, 𝑑〉 ∣ ((𝑐 ∈ (𝑃 ∖ (𝑌𝐿𝑋)) ∧ 𝑑 ∈ (𝑃 ∖ (𝑌𝐿𝑋))) ∧ ∃𝑡 ∈ (𝑌𝐿𝑋)𝑡 ∈ (𝑐(Itv‘𝐺)𝑑))} |
| 26 | 1, 2, 9, 4, 5, 6, 13 | tgelrnln 28977 | . . . . . . 7 ⊢ (𝜑 → (𝑌𝐿𝑋) ∈ ran 𝐿) |
| 27 | ragraghl.5 | . . . . . . 7 ⊢ (𝜑 → 𝑍((hpG‘𝐺)‘(𝑌𝐿𝑋))𝑊) | |
| 28 | 1, 2, 9, 25, 4, 26, 7, 8, 27 | hpgne1 29118 | . . . . . 6 ⊢ (𝜑 → ¬ 𝑍 ∈ (𝑌𝐿𝑋)) |
| 29 | nelne2 3053 | . . . . . 6 ⊢ ((𝑋 ∈ (𝑌𝐿𝑋) ∧ ¬ 𝑍 ∈ (𝑌𝐿𝑋)) → 𝑋 ≠ 𝑍) | |
| 30 | 14, 28, 29 | syl2anc 596 | . . . . 5 ⊢ (𝜑 → 𝑋 ≠ 𝑍) |
| 31 | 30 | necomd 3010 | . . . 4 ⊢ (𝜑 → 𝑍 ≠ 𝑋) |
| 32 | 1, 3, 2, 9, 10, 4, 5, 6, 7, 11, 13, 31 | ragncol 29063 | . . 3 ⊢ (𝜑 → ¬ (𝑍 ∈ (𝑌𝐿𝑋) ∨ 𝑌 = 𝑋)) |
| 33 | 1, 9, 2, 4, 5, 6, 7, 32 | ncolrot1 28904 | . 2 ⊢ (𝜑 → ¬ (𝑌 ∈ (𝑋𝐿𝑍) ∨ 𝑋 = 𝑍)) |
| 34 | ragraghl.4 | . . . 4 ⊢ (𝜑 → 〈“𝑌𝑋𝑊”〉 ∈ (∟G‘𝐺)) | |
| 35 | 1, 2, 9, 25, 4, 26, 7, 8, 27 | hpgne2 29119 | . . . . . 6 ⊢ (𝜑 → ¬ 𝑊 ∈ (𝑌𝐿𝑋)) |
| 36 | nelne2 3053 | . . . . . 6 ⊢ ((𝑋 ∈ (𝑌𝐿𝑋) ∧ ¬ 𝑊 ∈ (𝑌𝐿𝑋)) → 𝑋 ≠ 𝑊) | |
| 37 | 14, 35, 36 | syl2anc 596 | . . . . 5 ⊢ (𝜑 → 𝑋 ≠ 𝑊) |
| 38 | 37 | necomd 3010 | . . . 4 ⊢ (𝜑 → 𝑊 ≠ 𝑋) |
| 39 | 1, 3, 2, 9, 10, 4, 5, 6, 8, 34, 13, 38 | ragncol 29063 | . . 3 ⊢ (𝜑 → ¬ (𝑊 ∈ (𝑌𝐿𝑋) ∨ 𝑌 = 𝑋)) |
| 40 | 1, 9, 2, 4, 5, 6, 8, 39 | ncolrot1 28904 | . 2 ⊢ (𝜑 → ¬ (𝑌 ∈ (𝑋𝐿𝑊) ∨ 𝑋 = 𝑊)) |
| 41 | eqid 2760 | . 2 ⊢ (hlG‘𝐺) = (hlG‘𝐺) | |
| 42 | 1, 2, 4, 41, 5, 6, 7, 13, 30 | cgraid 29205 | . 2 ⊢ (𝜑 → 〈“𝑌𝑋𝑍”〉(cgrA‘𝐺)〈“𝑌𝑋𝑍”〉) |
| 43 | 1, 4, 5, 6, 7, 5, 6, 8, 11, 34, 13, 37, 13, 30 | ragcgra 29222 | . 2 ⊢ (𝜑 → 〈“𝑌𝑋𝑍”〉(cgrA‘𝐺)〈“𝑌𝑋𝑊”〉) |
| 44 | 1, 2, 9, 4, 26, 8, 25, 35 | hpgid 29123 | . 2 ⊢ (𝜑 → 𝑊((hpG‘𝐺)‘(𝑌𝐿𝑋))𝑊) |
| 45 | 1, 2, 3, 4, 5, 6, 7, 5, 6, 8, 9, 33, 40, 7, 8, 41, 42, 43, 27, 44 | acopyeu 29221 | 1 ⊢ (𝜑 → 𝑍((hlG‘𝐺)‘𝑋)𝑊) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ≠ wne 2955 ∃wrex 3086 ∖ cdif 3896 class class class wbr 5103 {copab 5167 ‘cfv 6533 (class class class)co 7413 〈“cs3 14913 Basecbs 17301 distcds 17351 TarskiGcstrkg 28768 Itvcitv 28774 LineGclng 28775 hlGchlg 28942 pInvGcmir 29003 ∟Gcrag 29047 hpGchpg 29114 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7736 ax-cnex 11180 ax-resscn 11181 ax-1cn 11182 ax-icn 11183 ax-addcl 11184 ax-addrcl 11185 ax-mulcl 11186 ax-mulrcl 11187 ax-mulcom 11188 ax-addass 11189 ax-mulass 11190 ax-distr 11191 ax-i2m1 11192 ax-1ne0 11193 ax-1rid 11194 ax-rnegex 11195 ax-rrecex 11196 ax-cnre 11197 ax-pre-lttri 11198 ax-pre-lttrn 11199 ax-pre-ltadd 11200 ax-pre-mulgt0 11201 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-int 4908 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7370 df-ov 7416 df-oprab 7417 df-mpo 7418 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-1o 8455 df-oadd 8459 df-er 8696 df-map 8828 df-pm 8829 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-dju 9906 df-card 9944 df-pnf 11269 df-mnf 11270 df-xr 11271 df-ltxr 11272 df-le 11273 df-sub 11467 df-neg 11468 df-nn 12258 df-2 12327 df-3 12328 df-n0 12529 df-xnn0 12602 df-z 12616 df-uz 12888 df-fz 13562 df-fzo 13710 df-hash 14395 df-word 14579 df-concat 14636 df-s1 14663 df-s2 14919 df-s3 14920 df-trkgc 28789 df-trkgb 28790 df-trkgcb 28791 df-trkgld 28793 df-trkg 28794 df-cgrg 28853 df-ismt 28875 df-leg 28925 df-hlg 28943 df-mir 29004 df-rag 29048 df-perpg 29050 df-hpg 29115 df-mid 29158 df-lmi 29159 df-cgra 29194 |
| This theorem is used by: perpeqlem 29226 |
| Copyright terms: Public domain | W3C validator |