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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 33077 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 5116 | . . 3 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → (𝑣(inA‘𝐺)〈“𝑋𝑌𝑍”〉 ↔ 𝑋(inA‘𝐺)〈“𝑋𝑌𝑍”〉)) |
| 4 | eqidd 2764 | . . . . 5 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → 𝑋 = 𝑋) | |
| 5 | eqidd 2764 | . . . . 5 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → 𝑌 = 𝑌) | |
| 6 | 4, 5, 2 | s3eqd 15043 | . . . 4 ⊢ ((𝜑 ∧ 𝑣 = 𝑋) → 〈“𝑋𝑌𝑣”〉 = 〈“𝑋𝑌𝑋”〉) |
| 7 | 6 | breq2d 5118 | . . 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 29351 | . . . . 5 ⊢ (𝜑 → 𝑌 ≠ 𝑋) |
| 20 | 19 | necomd 3014 | . . . 4 ⊢ (𝜑 → 𝑋 ≠ 𝑌) |
| 21 | 9, 10, 11, 14, 15, 16, 17, 1, 12, 13, 18 | cgrane4 29352 | . . . . 5 ⊢ (𝜑 → 𝑌 ≠ 𝑍) |
| 22 | 21 | necomd 3014 | . . . 4 ⊢ (𝜑 → 𝑍 ≠ 𝑌) |
| 23 | eqid 2763 | . . . . 5 ⊢ (dist‘𝐺) = (dist‘𝐺) | |
| 24 | 9, 23, 10, 14, 1, 13 | tgbtwntriv1 28984 | . . . 4 ⊢ (𝜑 → 𝑋 ∈ (𝑋𝐼𝑍)) |
| 25 | 9, 10, 11, 1, 1, 12, 14, 20 | hlid 29105 | . . . . 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 29388 | . . 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 33077 | . . 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 3582 | 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 1570 ∈ wcel 2147 ∃wrex 3090 class class class wbr 5106 ‘cfv 6558 〈“cs3 15021 Basecbs 17416 distcds 17466 TarskiGcstrkg 28919 Itvcitv 28925 hlGchlg 29093 cgrAccgra 29344 inAcinag 29384 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7775 ax-cnex 11283 ax-resscn 11284 ax-1cn 11285 ax-icn 11286 ax-addcl 11287 ax-addrcl 11288 ax-mulcl 11289 ax-mulrcl 11290 ax-mulcom 11291 ax-addass 11292 ax-mulass 11293 ax-distr 11294 ax-i2m1 11295 ax-1ne0 11296 ax-1rid 11297 ax-rnegex 11298 ax-rrecex 11299 ax-cnre 11300 ax-pre-lttri 11301 ax-pre-lttrn 11302 ax-pre-ltadd 11303 ax-pre-mulgt0 11304 |
| 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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4839 df-uni 4871 df-int 4911 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 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 6322 df-ord 6383 df-on 6384 df-lim 6385 df-suc 6386 df-iota 6512 df-fun 6560 df-fn 6561 df-f 6562 df-f1 6563 df-fo 6564 df-f1o 6565 df-fv 6566 df-riota 7400 df-ov 7446 df-oprab 7447 df-mpo 7448 df-om 7902 df-1st 8025 df-2nd 8026 df-frecs 8327 df-wrecs 8358 df-recs 8407 df-rdg 8446 df-1o 8504 df-oadd 8508 df-er 8745 df-map 8877 df-pm 8878 df-en 9002 df-dom 9003 df-sdom 9004 df-fin 9005 df-dju 10009 df-card 10047 df-pnf 11372 df-mnf 11373 df-xr 11374 df-ltxr 11375 df-le 11376 df-sub 11570 df-neg 11571 df-nn 12363 df-2 12432 df-3 12433 df-n0 12634 df-xnn0 12707 df-z 12721 df-uz 12993 df-fz 13667 df-fzo 13816 df-hash 14502 df-word 14686 df-concat 14743 df-s1 14770 df-s2 15027 df-s3 15028 df-trkgc 28940 df-trkgb 28941 df-trkgcb 28942 df-trkg 28945 df-cgrg 29004 df-leg 29076 df-hlg 29094 df-cgra 29345 df-inag 29386 |
| This theorem is used by: cgrainag 33090 |
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