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| Mirrors > Home > MPE Home > Th. List > isleagd | Structured version Visualization version GIF version | ||
| Description: Sufficient condition for "less than" angle relation, deduction version (Contributed by Thierry Arnoux, 12-Oct-2020.) |
| Ref | Expression |
|---|---|
| isleag.p | ⊢ 𝑃 = (Base‘𝐺) |
| isleag.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| isleag.a | ⊢ (𝜑 → 𝐴 ∈ 𝑃) |
| isleag.b | ⊢ (𝜑 → 𝐵 ∈ 𝑃) |
| isleag.c | ⊢ (𝜑 → 𝐶 ∈ 𝑃) |
| isleag.d | ⊢ (𝜑 → 𝐷 ∈ 𝑃) |
| isleag.e | ⊢ (𝜑 → 𝐸 ∈ 𝑃) |
| isleag.f | ⊢ (𝜑 → 𝐹 ∈ 𝑃) |
| isleagd.s | ⊢ ≤ = (≤∠‘𝐺) |
| isleagd.x | ⊢ (𝜑 → 𝑋 ∈ 𝑃) |
| isleagd.1 | ⊢ (𝜑 → 𝑋(inA‘𝐺)〈“𝐷𝐸𝐹”〉) |
| isleagd.2 | ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝑋”〉) |
| Ref | Expression |
|---|---|
| isleagd | ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉 ≤ 〈“𝐷𝐸𝐹”〉) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | isleagd.s | . . . 4 ⊢ ≤ = (≤∠‘𝐺) | |
| 2 | 1 | eqcomi 2771 | . . 3 ⊢ (≤∠‘𝐺) = ≤ |
| 3 | 2 | a1i 11 | . 2 ⊢ (𝜑 → (≤∠‘𝐺) = ≤ ) |
| 4 | isleagd.x | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝑃) | |
| 5 | simpr 490 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 = 𝑋) → 𝑥 = 𝑋) | |
| 6 | 5 | breq1d 5117 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 = 𝑋) → (𝑥(inA‘𝐺)〈“𝐷𝐸𝐹”〉 ↔ 𝑋(inA‘𝐺)〈“𝐷𝐸𝐹”〉)) |
| 7 | eqidd 2763 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 = 𝑋) → 𝐷 = 𝐷) | |
| 8 | eqidd 2763 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑥 = 𝑋) → 𝐸 = 𝐸) | |
| 9 | 7, 8, 5 | s3eqd 14939 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 = 𝑋) → 〈“𝐷𝐸𝑥”〉 = 〈“𝐷𝐸𝑋”〉) |
| 10 | 9 | breq2d 5119 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 = 𝑋) → (〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝑥”〉 ↔ 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝑋”〉)) |
| 11 | 6, 10 | anbi12d 644 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 = 𝑋) → ((𝑥(inA‘𝐺)〈“𝐷𝐸𝐹”〉 ∧ 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝑥”〉) ↔ (𝑋(inA‘𝐺)〈“𝐷𝐸𝐹”〉 ∧ 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝑋”〉))) |
| 12 | isleagd.1 | . . . . 5 ⊢ (𝜑 → 𝑋(inA‘𝐺)〈“𝐷𝐸𝐹”〉) | |
| 13 | isleagd.2 | . . . . 5 ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝑋”〉) | |
| 14 | 12, 13 | jca 521 | . . . 4 ⊢ (𝜑 → (𝑋(inA‘𝐺)〈“𝐷𝐸𝐹”〉 ∧ 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝑋”〉)) |
| 15 | 4, 11, 14 | rspcedvd 3581 | . . 3 ⊢ (𝜑 → ∃𝑥 ∈ 𝑃 (𝑥(inA‘𝐺)〈“𝐷𝐸𝐹”〉 ∧ 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝑥”〉)) |
| 16 | isleag.p | . . . 4 ⊢ 𝑃 = (Base‘𝐺) | |
| 17 | isleag.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 18 | isleag.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
| 19 | isleag.b | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝑃) | |
| 20 | isleag.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝑃) | |
| 21 | isleag.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
| 22 | isleag.e | . . . 4 ⊢ (𝜑 → 𝐸 ∈ 𝑃) | |
| 23 | isleag.f | . . . 4 ⊢ (𝜑 → 𝐹 ∈ 𝑃) | |
| 24 | 16, 17, 18, 19, 20, 21, 22, 23 | isleag 29253 | . . 3 ⊢ (𝜑 → (〈“𝐴𝐵𝐶”〉(≤∠‘𝐺)〈“𝐷𝐸𝐹”〉 ↔ ∃𝑥 ∈ 𝑃 (𝑥(inA‘𝐺)〈“𝐷𝐸𝐹”〉 ∧ 〈“𝐴𝐵𝐶”〉(cgrA‘𝐺)〈“𝐷𝐸𝑥”〉))) |
| 25 | 15, 24 | mpbird 260 | . 2 ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉(≤∠‘𝐺)〈“𝐷𝐸𝐹”〉) |
| 26 | 3, 25 | breqdi 5122 | 1 ⊢ (𝜑 → 〈“𝐴𝐵𝐶”〉 ≤ 〈“𝐷𝐸𝐹”〉) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 ∃wrex 3088 class class class wbr 5107 ‘cfv 6537 〈“cs3 14917 Basecbs 17307 TarskiGcstrkg 28776 cgrAccgra 29201 inAcinag 29241 ≤∠cleag 29242 |
| 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 2215 ax-ext 2734 ax-rep 5236 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7740 ax-cnex 11184 ax-resscn 11185 ax-1cn 11186 ax-icn 11187 ax-addcl 11188 ax-addrcl 11189 ax-mulcl 11190 ax-mulrcl 11191 ax-mulcom 11192 ax-addass 11193 ax-mulass 11194 ax-distr 11195 ax-i2m1 11196 ax-1ne0 11197 ax-1rid 11198 ax-rnegex 11199 ax-rrecex 11200 ax-cnre 11201 ax-pre-lttri 11202 ax-pre-lttrn 11203 ax-pre-ltadd 11204 ax-pre-mulgt0 11205 |
| 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 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-reu 3368 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-int 4911 df-iun 4956 df-br 5108 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5554 df-eprel 5559 df-po 5567 df-so 5568 df-fr 5612 df-we 5614 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7374 df-ov 7420 df-oprab 7421 df-mpo 7422 df-om 7867 df-1st 7990 df-2nd 7991 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-1o 8459 df-er 8700 df-map 8832 df-en 8957 df-dom 8958 df-sdom 8959 df-fin 8960 df-card 9948 df-pnf 11273 df-mnf 11274 df-xr 11275 df-ltxr 11276 df-le 11277 df-sub 11471 df-neg 11472 df-nn 12262 df-2 12331 df-3 12332 df-n0 12533 df-z 12620 df-uz 12892 df-fz 13566 df-fzo 13714 df-hash 14399 df-word 14583 df-concat 14640 df-s1 14667 df-s2 14923 df-s3 14924 df-leag 29252 |
| This theorem is used by: (None) |
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