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| Mirrors > Home > MPE Home > Th. List > elcgrabasrd | Structured version Visualization version GIF version | ||
| Description: Helper theorem for the membership in the base set of the angle addition monoid. (Contributed by Thierry Arnoux, 23-Aug-2026.) |
| Ref | Expression |
|---|---|
| elcgrabasrd.a | ⊢ 𝐴 = {𝑑 ∈ (𝑃 ↑m (0..^3)) ∣ ((𝑑‘0) ≠ (𝑑‘1) ∧ (𝑑‘1) ≠ (𝑑‘2))} |
| elcgrabasrd.p | ⊢ (𝜑 → 𝑃 ∈ 𝑉) |
| elcgrabasrd.x | ⊢ (𝜑 → 𝑋 ∈ 𝑃) |
| elcgrabasrd.y | ⊢ (𝜑 → 𝑌 ∈ 𝑃) |
| elcgrabasrd.z | ⊢ (𝜑 → 𝑍 ∈ 𝑃) |
| elcgrabasrd.1 | ⊢ (𝜑 → 𝑋 ≠ 𝑌) |
| elcgrabasrd.2 | ⊢ (𝜑 → 𝑌 ≠ 𝑍) |
| Ref | Expression |
|---|---|
| elcgrabasrd | ⊢ (𝜑 → 〈“𝑋𝑌𝑍”〉 ∈ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fveq1 6884 | . . . . 5 ⊢ (𝑑 = 〈“𝑋𝑌𝑍”〉 → (𝑑‘0) = (〈“𝑋𝑌𝑍”〉‘0)) | |
| 2 | fveq1 6884 | . . . . 5 ⊢ (𝑑 = 〈“𝑋𝑌𝑍”〉 → (𝑑‘1) = (〈“𝑋𝑌𝑍”〉‘1)) | |
| 3 | 1, 2 | neeq12d 3016 | . . . 4 ⊢ (𝑑 = 〈“𝑋𝑌𝑍”〉 → ((𝑑‘0) ≠ (𝑑‘1) ↔ (〈“𝑋𝑌𝑍”〉‘0) ≠ (〈“𝑋𝑌𝑍”〉‘1))) |
| 4 | fveq1 6884 | . . . . 5 ⊢ (𝑑 = 〈“𝑋𝑌𝑍”〉 → (𝑑‘2) = (〈“𝑋𝑌𝑍”〉‘2)) | |
| 5 | 2, 4 | neeq12d 3016 | . . . 4 ⊢ (𝑑 = 〈“𝑋𝑌𝑍”〉 → ((𝑑‘1) ≠ (𝑑‘2) ↔ (〈“𝑋𝑌𝑍”〉‘1) ≠ (〈“𝑋𝑌𝑍”〉‘2))) |
| 6 | 3, 5 | anbi12d 644 | . . 3 ⊢ (𝑑 = 〈“𝑋𝑌𝑍”〉 → (((𝑑‘0) ≠ (𝑑‘1) ∧ (𝑑‘1) ≠ (𝑑‘2)) ↔ ((〈“𝑋𝑌𝑍”〉‘0) ≠ (〈“𝑋𝑌𝑍”〉‘1) ∧ (〈“𝑋𝑌𝑍”〉‘1) ≠ (〈“𝑋𝑌𝑍”〉‘2)))) |
| 7 | elcgrabasrd.p | . . . 4 ⊢ (𝜑 → 𝑃 ∈ 𝑉) | |
| 8 | elcgrabasrd.x | . . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝑃) | |
| 9 | elcgrabasrd.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝑃) | |
| 10 | elcgrabasrd.z | . . . 4 ⊢ (𝜑 → 𝑍 ∈ 𝑃) | |
| 11 | 7, 8, 9, 10 | s3rexrd 15102 | . . 3 ⊢ (𝜑 → 〈“𝑋𝑌𝑍”〉 ∈ (𝑃 ↑m (0..^3))) |
| 12 | elcgrabasrd.1 | . . . . 5 ⊢ (𝜑 → 𝑋 ≠ 𝑌) | |
| 13 | s3fv0 15042 | . . . . . 6 ⊢ (𝑋 ∈ 𝑃 → (〈“𝑋𝑌𝑍”〉‘0) = 𝑋) | |
| 14 | 8, 13 | syl 18 | . . . . 5 ⊢ (𝜑 → (〈“𝑋𝑌𝑍”〉‘0) = 𝑋) |
| 15 | s3fv1 15043 | . . . . . 6 ⊢ (𝑌 ∈ 𝑃 → (〈“𝑋𝑌𝑍”〉‘1) = 𝑌) | |
| 16 | 9, 15 | syl 18 | . . . . 5 ⊢ (𝜑 → (〈“𝑋𝑌𝑍”〉‘1) = 𝑌) |
| 17 | 12, 14, 16 | 3netr4d 3032 | . . . 4 ⊢ (𝜑 → (〈“𝑋𝑌𝑍”〉‘0) ≠ (〈“𝑋𝑌𝑍”〉‘1)) |
| 18 | elcgrabasrd.2 | . . . . 5 ⊢ (𝜑 → 𝑌 ≠ 𝑍) | |
| 19 | s3fv2 15044 | . . . . . 6 ⊢ (𝑍 ∈ 𝑃 → (〈“𝑋𝑌𝑍”〉‘2) = 𝑍) | |
| 20 | 10, 19 | syl 18 | . . . . 5 ⊢ (𝜑 → (〈“𝑋𝑌𝑍”〉‘2) = 𝑍) |
| 21 | 18, 16, 20 | 3netr4d 3032 | . . . 4 ⊢ (𝜑 → (〈“𝑋𝑌𝑍”〉‘1) ≠ (〈“𝑋𝑌𝑍”〉‘2)) |
| 22 | 17, 21 | jca 521 | . . 3 ⊢ (𝜑 → ((〈“𝑋𝑌𝑍”〉‘0) ≠ (〈“𝑋𝑌𝑍”〉‘1) ∧ (〈“𝑋𝑌𝑍”〉‘1) ≠ (〈“𝑋𝑌𝑍”〉‘2))) |
| 23 | 6, 11, 22 | elrabd 3646 | . 2 ⊢ (𝜑 → 〈“𝑋𝑌𝑍”〉 ∈ {𝑑 ∈ (𝑃 ↑m (0..^3)) ∣ ((𝑑‘0) ≠ (𝑑‘1) ∧ (𝑑‘1) ≠ (𝑑‘2))}) |
| 24 | elcgrabasrd.a | . 2 ⊢ 𝐴 = {𝑑 ∈ (𝑃 ↑m (0..^3)) ∣ ((𝑑‘0) ≠ (𝑑‘1) ∧ (𝑑‘1) ≠ (𝑑‘2))} | |
| 25 | 23, 24 | eleqtrrdi 2871 | 1 ⊢ (𝜑 → 〈“𝑋𝑌𝑍”〉 ∈ 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ≠ wne 2955 {crab 3412 ‘cfv 6538 (class class class)co 7420 ↑m cmap 8847 0cc0 11200 1c1 11201 2c2 12397 3c3 12398 ..^cfzo 13788 〈“cs3 14993 |
| 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-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-er 8717 df-map 8849 df-en 8974 df-dom 8975 df-sdom 8976 df-fin 8977 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-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 |
| This theorem is used by: angmgmaddov1 29388 angmgmaddov2 29389 angmgmaddcl 29391 angmgmlem 29395 |
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