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| Mirrors > Home > ILE Home > Th. List > konigsbergiedgwen | GIF version | ||
| Description: The indexed edges of the Königsberg graph 𝐺 is a word over the pairs of vertices. (Contributed by AV, 28-Feb-2021.) |
| Ref | Expression |
|---|---|
| konigsberg.v | ⊢ 𝑉 = (0...3) |
| konigsberg.e | ⊢ 𝐸 = 〈“{0, 1} {0, 2} {0, 3} {1, 2} {1, 2} {2, 3} {2, 3}”〉 |
| konigsberg.g | ⊢ 𝐺 = 〈𝑉, 𝐸〉 |
| Ref | Expression |
|---|---|
| konigsbergiedgwen | ⊢ 𝐸 ∈ Word {𝑥 ∈ 𝒫 𝑉 ∣ 𝑥 ≈ 2o} |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3nn0 9531 | . . . . . . 7 ⊢ 3 ∈ ℕ0 | |
| 2 | 0elfz 10474 | . . . . . . 7 ⊢ (3 ∈ ℕ0 → 0 ∈ (0...3)) | |
| 3 | 1, 2 | ax-mp 5 | . . . . . 6 ⊢ 0 ∈ (0...3) |
| 4 | 1nn0 9529 | . . . . . . 7 ⊢ 1 ∈ ℕ0 | |
| 5 | 1le3 9466 | . . . . . . 7 ⊢ 1 ≤ 3 | |
| 6 | elfz2nn0 10468 | . . . . . . 7 ⊢ (1 ∈ (0...3) ↔ (1 ∈ ℕ0 ∧ 3 ∈ ℕ0 ∧ 1 ≤ 3)) | |
| 7 | 4, 1, 5, 6 | mpbir3an 1206 | . . . . . 6 ⊢ 1 ∈ (0...3) |
| 8 | 0ne1 9321 | . . . . . 6 ⊢ 0 ≠ 1 | |
| 9 | 3, 7, 8 | umgrbien 16231 | . . . . 5 ⊢ {0, 1} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 10 | 9 | a1i 9 | . . . 4 ⊢ (⊤ → {0, 1} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 11 | 2nn0 9530 | . . . . . . 7 ⊢ 2 ∈ ℕ0 | |
| 12 | 2re 9324 | . . . . . . . 8 ⊢ 2 ∈ ℝ | |
| 13 | 3re 9328 | . . . . . . . 8 ⊢ 3 ∈ ℝ | |
| 14 | 2lt3 9425 | . . . . . . . 8 ⊢ 2 < 3 | |
| 15 | 12, 13, 14 | ltleii 8392 | . . . . . . 7 ⊢ 2 ≤ 3 |
| 16 | elfz2nn0 10468 | . . . . . . 7 ⊢ (2 ∈ (0...3) ↔ (2 ∈ ℕ0 ∧ 3 ∈ ℕ0 ∧ 2 ≤ 3)) | |
| 17 | 11, 1, 15, 16 | mpbir3an 1206 | . . . . . 6 ⊢ 2 ∈ (0...3) |
| 18 | 0ne2 9460 | . . . . . 6 ⊢ 0 ≠ 2 | |
| 19 | 3, 17, 18 | umgrbien 16231 | . . . . 5 ⊢ {0, 2} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 20 | 19 | a1i 9 | . . . 4 ⊢ (⊤ → {0, 2} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 21 | nn0fz0 10475 | . . . . . . 7 ⊢ (3 ∈ ℕ0 ↔ 3 ∈ (0...3)) | |
| 22 | 1, 21 | mpbi 145 | . . . . . 6 ⊢ 3 ∈ (0...3) |
| 23 | 3ne0 9349 | . . . . . . 7 ⊢ 3 ≠ 0 | |
| 24 | 23 | necomi 2499 | . . . . . 6 ⊢ 0 ≠ 3 |
| 25 | 3, 22, 24 | umgrbien 16231 | . . . . 5 ⊢ {0, 3} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 26 | 25 | a1i 9 | . . . 4 ⊢ (⊤ → {0, 3} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 27 | 1ne2 9461 | . . . . . 6 ⊢ 1 ≠ 2 | |
| 28 | 7, 17, 27 | umgrbien 16231 | . . . . 5 ⊢ {1, 2} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 29 | 28 | a1i 9 | . . . 4 ⊢ (⊤ → {1, 2} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 30 | 12, 14 | ltneii 8386 | . . . . . 6 ⊢ 2 ≠ 3 |
| 31 | 17, 22, 30 | umgrbien 16231 | . . . . 5 ⊢ {2, 3} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 32 | 31 | a1i 9 | . . . 4 ⊢ (⊤ → {2, 3} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 33 | 10, 20, 26, 29, 29, 32, 32 | s7cld 11500 | . . 3 ⊢ (⊤ → 〈“{0, 1} {0, 2} {0, 3} {1, 2} {1, 2} {2, 3} {2, 3}”〉 ∈ Word {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 34 | 33 | mptru 1407 | . 2 ⊢ 〈“{0, 1} {0, 2} {0, 3} {1, 2} {1, 2} {2, 3} {2, 3}”〉 ∈ Word {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 35 | konigsberg.e | . 2 ⊢ 𝐸 = 〈“{0, 1} {0, 2} {0, 3} {1, 2} {1, 2} {2, 3} {2, 3}”〉 | |
| 36 | konigsberg.v | . . . . 5 ⊢ 𝑉 = (0...3) | |
| 37 | 36 | pweqi 3678 | . . . 4 ⊢ 𝒫 𝑉 = 𝒫 (0...3) |
| 38 | 37 | rabeqi 2808 | . . 3 ⊢ {𝑥 ∈ 𝒫 𝑉 ∣ 𝑥 ≈ 2o} = {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 39 | 38 | wrdeqi 11272 | . 2 ⊢ Word {𝑥 ∈ 𝒫 𝑉 ∣ 𝑥 ≈ 2o} = Word {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 40 | 34, 35, 39 | 3eltr4i 2316 | 1 ⊢ 𝐸 ∈ Word {𝑥 ∈ 𝒫 𝑉 ∣ 𝑥 ≈ 2o} |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1398 ⊤wtru 1399 ∈ wcel 2205 {crab 2526 𝒫 cpw 3674 {cpr 3695 〈cop 3697 class class class wbr 4114 (class class class)co 6058 2oc2o 6654 ≈ cen 6986 0cc0 8143 1c1 8144 ≤ cle 8325 2c2 9305 3c3 9306 ℕ0cn0 9513 ...cfz 10361 Word cword 11249 〈“cs7 11471 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-coll 4230 ax-sep 4233 ax-nul 4241 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-iinf 4715 ax-cnex 8234 ax-resscn 8235 ax-1cn 8236 ax-1re 8237 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-addcom 8243 ax-addass 8245 ax-distr 8247 ax-i2m1 8248 ax-0lt1 8249 ax-0id 8251 ax-rnegex 8252 ax-cnre 8254 ax-pre-ltirr 8255 ax-pre-ltwlin 8256 ax-pre-lttrn 8257 ax-pre-apti 8258 ax-pre-ltadd 8259 |
| This theorem depends on definitions: df-bi 117 df-dc 843 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rab 2531 df-v 2817 df-sbc 3046 df-csb 3142 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-nul 3513 df-if 3625 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 df-iun 3998 df-br 4115 df-opab 4177 df-mpt 4178 df-tr 4214 df-id 4419 df-iord 4492 df-on 4494 df-ilim 4495 df-suc 4497 df-iom 4718 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-ima 4767 df-iota 5317 df-fun 5359 df-fn 5360 df-f 5361 df-f1 5362 df-fo 5363 df-f1o 5364 df-fv 5365 df-riota 6011 df-ov 6061 df-oprab 6062 df-mpo 6063 df-1st 6347 df-2nd 6348 df-recs 6549 df-frec 6635 df-1o 6660 df-2o 6661 df-er 6780 df-en 6989 df-dom 6990 df-fin 6991 df-pnf 8326 df-mnf 8327 df-xr 8328 df-ltxr 8329 df-le 8330 df-sub 8462 df-neg 8463 df-inn 9255 df-2 9313 df-3 9314 df-n0 9514 df-z 9595 df-uz 9872 df-fz 10362 df-fzo 10499 df-ihash 11164 df-word 11250 df-concat 11304 df-s1 11329 df-s2 11473 df-s3 11474 df-s4 11475 df-s5 11476 df-s6 11477 df-s7 11478 |
| This theorem is referenced by: konigsbergssiedgwpren 16606 konigsbergumgr 16608 |
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