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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 9516 | . . . . . . 7 ⊢ 3 ∈ ℕ0 | |
| 2 | 0elfz 10456 | . . . . . . 7 ⊢ (3 ∈ ℕ0 → 0 ∈ (0...3)) | |
| 3 | 1, 2 | ax-mp 5 | . . . . . 6 ⊢ 0 ∈ (0...3) |
| 4 | 1nn0 9514 | . . . . . . 7 ⊢ 1 ∈ ℕ0 | |
| 5 | 1le3 9451 | . . . . . . 7 ⊢ 1 ≤ 3 | |
| 6 | elfz2nn0 10450 | . . . . . . 7 ⊢ (1 ∈ (0...3) ↔ (1 ∈ ℕ0 ∧ 3 ∈ ℕ0 ∧ 1 ≤ 3)) | |
| 7 | 4, 1, 5, 6 | mpbir3an 1206 | . . . . . 6 ⊢ 1 ∈ (0...3) |
| 8 | 0ne1 9306 | . . . . . 6 ⊢ 0 ≠ 1 | |
| 9 | 3, 7, 8 | umgrbien 16122 | . . . . 5 ⊢ {0, 1} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 10 | 9 | a1i 9 | . . . 4 ⊢ (⊤ → {0, 1} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 11 | 2nn0 9515 | . . . . . . 7 ⊢ 2 ∈ ℕ0 | |
| 12 | 2re 9309 | . . . . . . . 8 ⊢ 2 ∈ ℝ | |
| 13 | 3re 9313 | . . . . . . . 8 ⊢ 3 ∈ ℝ | |
| 14 | 2lt3 9410 | . . . . . . . 8 ⊢ 2 < 3 | |
| 15 | 12, 13, 14 | ltleii 8378 | . . . . . . 7 ⊢ 2 ≤ 3 |
| 16 | elfz2nn0 10450 | . . . . . . 7 ⊢ (2 ∈ (0...3) ↔ (2 ∈ ℕ0 ∧ 3 ∈ ℕ0 ∧ 2 ≤ 3)) | |
| 17 | 11, 1, 15, 16 | mpbir3an 1206 | . . . . . 6 ⊢ 2 ∈ (0...3) |
| 18 | 0ne2 9445 | . . . . . 6 ⊢ 0 ≠ 2 | |
| 19 | 3, 17, 18 | umgrbien 16122 | . . . . 5 ⊢ {0, 2} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 20 | 19 | a1i 9 | . . . 4 ⊢ (⊤ → {0, 2} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 21 | nn0fz0 10457 | . . . . . . 7 ⊢ (3 ∈ ℕ0 ↔ 3 ∈ (0...3)) | |
| 22 | 1, 21 | mpbi 145 | . . . . . 6 ⊢ 3 ∈ (0...3) |
| 23 | 3ne0 9334 | . . . . . . 7 ⊢ 3 ≠ 0 | |
| 24 | 23 | necomi 2499 | . . . . . 6 ⊢ 0 ≠ 3 |
| 25 | 3, 22, 24 | umgrbien 16122 | . . . . 5 ⊢ {0, 3} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 26 | 25 | a1i 9 | . . . 4 ⊢ (⊤ → {0, 3} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 27 | 1ne2 9446 | . . . . . 6 ⊢ 1 ≠ 2 | |
| 28 | 7, 17, 27 | umgrbien 16122 | . . . . 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 8372 | . . . . . 6 ⊢ 2 ≠ 3 |
| 31 | 17, 22, 30 | umgrbien 16122 | . . . . 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 11479 | . . 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 3675 | . . . 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 11251 | . 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 3671 {cpr 3692 〈cop 3694 class class class wbr 4111 (class class class)co 6052 2oc2o 6643 ≈ cen 6975 0cc0 8129 1c1 8130 ≤ cle 8311 2c2 9290 3c3 9291 ℕ0cn0 9498 ...cfz 10345 Word cword 11228 〈“cs7 11450 |
| 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 4227 ax-sep 4230 ax-nul 4238 ax-pow 4289 ax-pr 4324 ax-un 4556 ax-setind 4661 ax-iinf 4712 ax-cnex 8220 ax-resscn 8221 ax-1cn 8222 ax-1re 8223 ax-icn 8224 ax-addcl 8225 ax-addrcl 8226 ax-mulcl 8227 ax-addcom 8229 ax-addass 8231 ax-distr 8233 ax-i2m1 8234 ax-0lt1 8235 ax-0id 8237 ax-rnegex 8238 ax-cnre 8240 ax-pre-ltirr 8241 ax-pre-ltwlin 8242 ax-pre-lttrn 8243 ax-pre-apti 8244 ax-pre-ltadd 8245 |
| 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 3045 df-csb 3141 df-dif 3215 df-un 3217 df-in 3219 df-ss 3226 df-nul 3511 df-if 3623 df-pw 3673 df-sn 3697 df-pr 3698 df-op 3700 df-uni 3917 df-int 3952 df-iun 3995 df-br 4112 df-opab 4174 df-mpt 4175 df-tr 4211 df-id 4416 df-iord 4489 df-on 4491 df-ilim 4492 df-suc 4494 df-iom 4715 df-xp 4757 df-rel 4758 df-cnv 4759 df-co 4760 df-dm 4761 df-rn 4762 df-res 4763 df-ima 4764 df-iota 5314 df-fun 5356 df-fn 5357 df-f 5358 df-f1 5359 df-fo 5360 df-f1o 5361 df-fv 5362 df-riota 6005 df-ov 6055 df-oprab 6056 df-mpo 6057 df-1st 6336 df-2nd 6337 df-recs 6538 df-frec 6624 df-1o 6649 df-2o 6650 df-er 6769 df-en 6978 df-dom 6979 df-fin 6980 df-pnf 8312 df-mnf 8313 df-xr 8314 df-ltxr 8315 df-le 8316 df-sub 8448 df-neg 8449 df-inn 9240 df-2 9298 df-3 9299 df-n0 9499 df-z 9580 df-uz 9857 df-fz 10346 df-fzo 10481 df-ihash 11143 df-word 11229 df-concat 11283 df-s1 11308 df-s2 11452 df-s3 11453 df-s4 11454 df-s5 11455 df-s6 11456 df-s7 11457 |
| This theorem is referenced by: konigsbergssiedgwpren 16497 konigsbergumgr 16499 |
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