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| Mirrors > Home > MPE Home > Th. List > Mathboxes > inagcgrasubhl | Structured version Visualization version GIF version | ||
| Description: In-angle transport, degenerate branch (i): the sub-angle 〈“𝐷𝐸𝑊”〉 is **null**, 𝑊 lying on ray 𝐸𝐷. The witness is not constructed -- it is 𝑋, the target's own first arm -- and cgrahlb 33047 supplies the copied angle from the two ray degeneracies. No GeoCoq counterpart: GeoCoq's branch only locates a witness supplied by its universal statement. (Contributed by JAG, 12-Aug-2026.) |
| Ref | Expression |
|---|---|
| inagcgrasubhl.p | ⊢ 𝑃 = (Base‘𝐺) |
| inagcgrasubhl.i | ⊢ 𝐼 = (Itv‘𝐺) |
| inagcgrasubhl.k | ⊢ 𝐾 = (hlG‘𝐺) |
| inagcgrasubhl.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| inagcgrasubhl.d | ⊢ (𝜑 → 𝐷 ∈ 𝑃) |
| inagcgrasubhl.e | ⊢ (𝜑 → 𝐸 ∈ 𝑃) |
| inagcgrasubhl.f | ⊢ (𝜑 → 𝐹 ∈ 𝑃) |
| inagcgrasubhl.w | ⊢ (𝜑 → 𝑊 ∈ 𝑃) |
| inagcgrasubhl.x | ⊢ (𝜑 → 𝑋 ∈ 𝑃) |
| inagcgrasubhl.y | ⊢ (𝜑 → 𝑌 ∈ 𝑃) |
| inagcgrasubhl.z | ⊢ (𝜑 → 𝑍 ∈ 𝑃) |
| inagcgrasubhl.cgb | ⊢ (𝜑 → 〈“𝐷𝐸𝐹”〉(cgrA‘𝐺)〈“𝑋𝑌𝑍”〉) |
| inagcgrasubhl.1 | ⊢ (𝜑 → 𝐷(𝐾‘𝐸)𝑊) |
| Ref | Expression |
|---|---|
| inagcgrasubhl | ⊢ (𝜑 → ∃𝑣 ∈ 𝑃 (𝑣(inA‘𝐺)〈“𝑋𝑌𝑍”〉 ∧ 〈“𝐷𝐸𝑊”〉(cgrA‘𝐺)〈“𝑋𝑌𝑣”〉)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | inagcgrasubhl.x | . 2 ⊢ (𝜑 → 𝑋 ∈ 𝑃) | |
| 2 | simpr 490 | . . . 4 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → 𝑣 = 𝑋) | |
| 3 | 2 | breq1d 5112 | . . 3 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → (𝑣(inA‘𝐺)〈“𝑋𝑌𝑍”〉 ↔ 𝑋(inA‘𝐺)〈“𝑋𝑌𝑍”〉)) |
| 4 | eqidd 2761 | . . . . 5 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → 𝑋 = 𝑋) | |
| 5 | eqidd 2761 | . . . . 5 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → 𝑌 = 𝑌) | |
| 6 | 4, 5, 2 | s3eqd 15015 | . . . 4 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → 〈“𝑋𝑌𝑣”〉 = 〈“𝑋𝑌𝑋”〉) |
| 7 | 6 | breq2d 5114 | . . 3 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → (〈“𝐷𝐸𝑊”〉(cgrA‘𝐺)〈“𝑋𝑌𝑣”〉 ↔ 〈“𝐷𝐸𝑊”〉(cgrA‘𝐺)〈“𝑋𝑌𝑋”〉)) |
| 8 | 3, 7 | anbi12d 644 | . 2 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → ((𝑣(inA‘𝐺)〈“𝑋𝑌𝑍”〉 ∧ 〈“𝐷𝐸𝑊”〉(cgrA‘𝐺)〈“𝑋𝑌𝑣”〉) ↔ (𝑋(inA‘𝐺)〈“𝑋𝑌𝑍”〉 ∧ 〈“𝐷𝐸𝑊”〉(cgrA‘𝐺)〈“𝑋𝑌𝑋”〉))) |
| 9 | inagcgrasubhl.p | . . . 4 ⊢ 𝑃 = (Base‘𝐺) | |
| 10 | inagcgrasubhl.i | . . . 4 ⊢ 𝐼 = (Itv‘𝐺) | |
| 11 | inagcgrasubhl.k | . . . 4 ⊢ 𝐾 = (hlG‘𝐺) | |
| 12 | inagcgrasubhl.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝑃) | |
| 13 | inagcgrasubhl.z | . . . 4 ⊢ (𝜑 → 𝑍 ∈ 𝑃) | |
| 14 | inagcgrasubhl.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 15 | inagcgrasubhl.d | . . . . . 6 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
| 16 | inagcgrasubhl.e | . . . . . 6 ⊢ (𝜑 → 𝐸 ∈ 𝑃) | |
| 17 | inagcgrasubhl.f | . . . . . 6 ⊢ (𝜑 → 𝐹 ∈ 𝑃) | |
| 18 | inagcgrasubhl.cgb | . . . . . 6 ⊢ (𝜑 → 〈“𝐷𝐸𝐹”〉(cgrA‘𝐺)〈“𝑋𝑌𝑍”〉) | |
| 19 | 9, 10, 11, 14, 15, 16, 17, 1, 12, 13, 18 | cgrane3 29321 | . . . . 5 ⊢ (𝜑 → 𝑌 ≠ 𝑋) |
| 20 | 19 | necomd 3010 | . . . 4 ⊢ (𝜑 → 𝑋 ≠ 𝑌) |
| 21 | 9, 10, 11, 14, 15, 16, 17, 1, 12, 13, 18 | cgrane4 29322 | . . . . 5 ⊢ (𝜑 → 𝑌 ≠ 𝑍) |
| 22 | 21 | necomd 3010 | . . . 4 ⊢ (𝜑 → 𝑍 ≠ 𝑌) |
| 23 | eqid 2760 | . . . . 5 ⊢ (dist‘𝐺) = (dist‘𝐺) | |
| 24 | 9, 23, 10, 14, 1, 13 | tgbtwntriv1 28954 | . . . 4 ⊢ (𝜑 → 𝑋 ∈ (𝑋𝐼𝑍)) |
| 25 | 9, 10, 11, 1, 1, 12, 14, 20 | hlid 29075 | . . . . 5 ⊢ (𝜑 → 𝑋(𝐾‘𝑌)𝑋) |
| 26 | 25 | olcd 888 | . . . 4 ⊢ (𝜑 → (𝑋 = 𝑌 ∨ 𝑋(𝐾‘𝑌)𝑋)) |
| 27 | 9, 10, 11, 1, 1, 12, 13, 14, 1, 20, 22, 20, 24, 26 | isinagd 29358 | . . 3 ⊢ (𝜑 → 𝑋(inA‘𝐺)〈“𝑋𝑌𝑍”〉) |
| 28 | inagcgrasubhl.w | . . . 4 ⊢ (𝜑 → 𝑊 ∈ 𝑃) | |
| 29 | inagcgrasubhl.1 | . . . 4 ⊢ (𝜑 → 𝐷(𝐾‘𝐸)𝑊) | |
| 30 | 9, 10, 11, 23, 14, 15, 16, 28, 1, 12, 1, 29, 25 | cgrahlb 33047 | . . 3 ⊢ (𝜑 → 〈“𝐷𝐸𝑊”〉(cgrA‘𝐺)〈“𝑋𝑌𝑋”〉) |
| 31 | 27, 30 | jca 521 | . 2 ⊢ (𝜑 → (𝑋(inA‘𝐺)〈“𝑋𝑌𝑍”〉 ∧ 〈“𝐷𝐸𝑊”〉(cgrA‘𝐺)〈“𝑋𝑌𝑋”〉)) |
| 32 | 1, 8, 31 | rspcedvd 3578 | 1 ⊢ (𝜑 → ∃𝑣 ∈ 𝑃 (𝑣(inA‘𝐺)〈“𝑋𝑌𝑍”〉 ∧ 〈“𝐷𝐸𝑊”〉(cgrA‘𝐺)〈“𝑋𝑌𝑣”〉)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ∃wrex 3086 class class class wbr 5102 ‘cfv 6538 〈“cs3 14993 Basecbs 17387 distcds 17437 TarskiGcstrkg 28889 Itvcitv 28895 hlGchlg 29063 cgrAccgra 29314 inAcinag 29354 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 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-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-tp 4588 df-op 4590 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-1o 8476 df-oadd 8480 df-er 8717 df-map 8849 df-pm 8850 df-en 8974 df-dom 8975 df-sdom 8976 df-fin 8977 df-dju 9982 df-card 10020 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-nn 12336 df-2 12405 df-3 12406 df-n0 12607 df-xnn0 12680 df-z 12694 df-uz 12966 df-fz 13640 df-fzo 13789 df-hash 14475 df-word 14659 df-concat 14716 df-s1 14743 df-s2 14999 df-s3 15000 df-trkgc 28910 df-trkgb 28911 df-trkgcb 28912 df-trkg 28915 df-cgrg 28974 df-leg 29046 df-hlg 29064 df-cgra 29315 df-inag 29356 |
| This theorem is used by: cgrainag 33060 |
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