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| Mirrors > Home > MPE Home > Th. List > cgrabtwn | Structured version Visualization version GIF version | ||
| Description: Angle congruence preserves flat angles. Part of Theorem 11.21 of [Schwabhauser] p. 97. (Contributed by Thierry Arnoux, 9-Aug-2020.) |
| Ref | Expression |
|---|---|
| cgracol.p | ⊢ 𝑃 = (Base‘𝐺) |
| cgracol.i | ⊢ 𝐼 = (Itv‘𝐺) |
| cgracol.m | ⊢ − = (dist‘𝐺) |
| cgracol.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| cgracol.a | ⊢ (𝜑 → 𝐴 ∈ 𝑃) |
| cgracol.b | ⊢ (𝜑 → 𝐵 ∈ 𝑃) |
| cgracol.c | ⊢ (𝜑 → 𝐶 ∈ 𝑃) |
| cgracol.d | ⊢ (𝜑 → 𝐷 ∈ 𝑃) |
| cgracol.e | ⊢ (𝜑 → 𝐸 ∈ 𝑃) |
| cgracol.f | ⊢ (𝜑 → 𝐹 ∈ 𝑃) |
| cgracol.1 | ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝐹”〉) |
| cgrabtwn.2 | ⊢ (𝜑 → 𝐵 ∈ (𝐴𝐼𝐶)) |
| Ref | Expression |
|---|---|
| cgrabtwn | ⊢ (𝜑 → 𝐸 ∈ (𝐷𝐼𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cgracol.p | . . 3 ⊢ 𝑃 = (Base‘𝐺) | |
| 2 | cgracol.i | . . 3 ⊢ 𝐼 = (Itv‘𝐺) | |
| 3 | eqid 2763 | . . 3 ⊢ (hlG‘𝐺) = (hlG‘𝐺) | |
| 4 | simpllr 788 | . . 3 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝑥 ∈ 𝑃) | |
| 5 | cgracol.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
| 6 | 5 | ad3antrrr 743 | . . 3 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐷 ∈ 𝑃) |
| 7 | cgracol.f | . . . 4 ⊢ (𝜑 → 𝐹 ∈ 𝑃) | |
| 8 | 7 | ad3antrrr 743 | . . 3 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐹 ∈ 𝑃) |
| 9 | cgracol.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 10 | 9 | ad3antrrr 743 | . . 3 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐺 ∈ TarskiG) |
| 11 | cgracol.e | . . . 4 ⊢ (𝜑 → 𝐸 ∈ 𝑃) | |
| 12 | 11 | ad3antrrr 743 | . . 3 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐸 ∈ 𝑃) |
| 13 | simpr2 1214 | . . 3 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝑥((hlG‘𝐺)‘𝐸)𝐷) | |
| 14 | cgracol.m | . . . 4 ⊢ − = (dist‘𝐺) | |
| 15 | simplr 781 | . . . . 5 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝑦 ∈ 𝑃) | |
| 16 | simpr3 1215 | . . . . 5 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝑦((hlG‘𝐺)‘𝐸)𝐹) | |
| 17 | eqid 2763 | . . . . . . 7 ⊢ (cgrG‘𝐺) = (cgrG‘𝐺) | |
| 18 | cgracol.a | . . . . . . . 8 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
| 19 | 18 | ad3antrrr 743 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐴 ∈ 𝑃) |
| 20 | cgracol.b | . . . . . . . 8 ⊢ (𝜑 → 𝐵 ∈ 𝑃) | |
| 21 | 20 | ad3antrrr 743 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐵 ∈ 𝑃) |
| 22 | cgracol.c | . . . . . . . 8 ⊢ (𝜑 → 𝐶 ∈ 𝑃) | |
| 23 | 22 | ad3antrrr 743 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐶 ∈ 𝑃) |
| 24 | simpr1 1213 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉) | |
| 25 | cgrabtwn.2 | . . . . . . . 8 ⊢ (𝜑 → 𝐵 ∈ (𝐴𝐼𝐶)) | |
| 26 | 25 | ad3antrrr 743 | . . . . . . 7 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐵 ∈ (𝐴𝐼𝐶)) |
| 27 | 1, 14, 2, 17, 10, 19, 21, 23, 4, 12, 15, 24, 26 | tgbtwnxfr 29020 | . . . . . 6 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐸 ∈ (𝑥𝐼𝑦)) |
| 28 | 1, 14, 2, 10, 4, 12, 15, 27 | tgbtwncom 28978 | . . . . 5 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐸 ∈ (𝑦𝐼𝑥)) |
| 29 | 1, 2, 3, 15, 8, 4, 10, 12, 16, 28 | btwnhl 29107 | . . . 4 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐸 ∈ (𝐹𝐼𝑥)) |
| 30 | 1, 14, 2, 10, 8, 12, 4, 29 | tgbtwncom 28978 | . . 3 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐸 ∈ (𝑥𝐼𝐹)) |
| 31 | 1, 2, 3, 4, 6, 8, 10, 12, 13, 30 | btwnhl 29107 | . 2 ⊢ ((((𝜑 ∧ 𝑥 ∈ 𝑃) ∧ 𝑦 ∈ 𝑃) ∧ (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) → 𝐸 ∈ (𝐷𝐼𝐹)) |
| 32 | cgracol.1 | . . 3 ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝐹”〉) | |
| 33 | 1, 2, 3, 9, 18, 20, 22, 5, 11, 7 | iscgra 29343 | . . 3 ⊢ (𝜑 → (〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝐹”〉 ↔ ∃𝑥 ∈ 𝑃 ∃𝑦 ∈ 𝑃 (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹))) |
| 34 | 32, 33 | mpbid 235 | . 2 ⊢ (𝜑 → ∃𝑥 ∈ 𝑃 ∃𝑦 ∈ 𝑃 (〈“𝐴𝐵𝐶”〉(cgrG‘𝐺)〈“𝑥𝐸𝑦”〉 ∧ 𝑥((hlG‘𝐺)‘𝐸)𝐷 ∧ 𝑦((hlG‘𝐺)‘𝐸)𝐹)) |
| 35 | 31, 34 | r19.29vva 3226 | 1 ⊢ (𝜑 → 𝐸 ∈ (𝐷𝐼𝐹)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1570 ∈ wcel 2147 ∃wrex 3090 class class class wbr 5106 ‘cfv 6555 (class class class)co 7440 〈“cs3 15018 Basecbs 17413 distcds 17463 TarskiGcstrkg 28916 Itvcitv 28922 cgrGccgrg 29000 hlGchlg 29090 cgrAccgra 29341 |
| 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 7772 ax-cnex 11280 ax-resscn 11281 ax-1cn 11282 ax-icn 11283 ax-addcl 11284 ax-addrcl 11285 ax-mulcl 11286 ax-mulrcl 11287 ax-mulcom 11288 ax-addass 11289 ax-mulass 11290 ax-distr 11291 ax-i2m1 11292 ax-1ne0 11293 ax-1rid 11294 ax-rnegex 11295 ax-rrecex 11296 ax-cnre 11297 ax-pre-lttri 11298 ax-pre-lttrn 11299 ax-pre-ltadd 11300 ax-pre-mulgt0 11301 |
| 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 6319 df-ord 6380 df-on 6381 df-lim 6382 df-suc 6383 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-riota 7397 df-ov 7443 df-oprab 7444 df-mpo 7445 df-om 7899 df-1st 8022 df-2nd 8023 df-frecs 8324 df-wrecs 8355 df-recs 8404 df-rdg 8443 df-1o 8501 df-oadd 8505 df-er 8742 df-map 8874 df-pm 8875 df-en 8999 df-dom 9000 df-sdom 9001 df-fin 9002 df-dju 10006 df-card 10044 df-pnf 11369 df-mnf 11370 df-xr 11371 df-ltxr 11372 df-le 11373 df-sub 11567 df-neg 11568 df-nn 12360 df-2 12429 df-3 12430 df-n0 12631 df-xnn0 12704 df-z 12718 df-uz 12990 df-fz 13664 df-fzo 13813 df-hash 14499 df-word 14683 df-concat 14740 df-s1 14767 df-s2 15024 df-s3 15025 df-trkgc 28937 df-trkgb 28938 df-trkgcb 28939 df-trkg 28942 df-cgrg 29001 df-hlg 29091 df-cgra 29342 |
| This theorem is used by: cgracol 29363 tgaaddcpbl2 29380 angmgmaddeu3 29408 angmgmaddeu5 29410 angmgmaddeu7 29412 angmgmaddov2lem 29414 inagcgrasubbtwn 33077 inagcgrabtwn 33078 morleylemrneab 35367 |
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