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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 9514 | . . . . . . 7 ⊢ 3 ∈ ℕ0 | |
| 2 | 0elfz 10452 | . . . . . . 7 ⊢ (3 ∈ ℕ0 → 0 ∈ (0...3)) | |
| 3 | 1, 2 | ax-mp 5 | . . . . . 6 ⊢ 0 ∈ (0...3) |
| 4 | 1nn0 9512 | . . . . . . 7 ⊢ 1 ∈ ℕ0 | |
| 5 | 1le3 9449 | . . . . . . 7 ⊢ 1 ≤ 3 | |
| 6 | elfz2nn0 10446 | . . . . . . 7 ⊢ (1 ∈ (0...3) ↔ (1 ∈ ℕ0 ∧ 3 ∈ ℕ0 ∧ 1 ≤ 3)) | |
| 7 | 4, 1, 5, 6 | mpbir3an 1206 | . . . . . 6 ⊢ 1 ∈ (0...3) |
| 8 | 0ne1 9304 | . . . . . 6 ⊢ 0 ≠ 1 | |
| 9 | 3, 7, 8 | umgrbien 16105 | . . . . 5 ⊢ {0, 1} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 10 | 9 | a1i 9 | . . . 4 ⊢ (⊤ → {0, 1} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 11 | 2nn0 9513 | . . . . . . 7 ⊢ 2 ∈ ℕ0 | |
| 12 | 2re 9307 | . . . . . . . 8 ⊢ 2 ∈ ℝ | |
| 13 | 3re 9311 | . . . . . . . 8 ⊢ 3 ∈ ℝ | |
| 14 | 2lt3 9408 | . . . . . . . 8 ⊢ 2 < 3 | |
| 15 | 12, 13, 14 | ltleii 8376 | . . . . . . 7 ⊢ 2 ≤ 3 |
| 16 | elfz2nn0 10446 | . . . . . . 7 ⊢ (2 ∈ (0...3) ↔ (2 ∈ ℕ0 ∧ 3 ∈ ℕ0 ∧ 2 ≤ 3)) | |
| 17 | 11, 1, 15, 16 | mpbir3an 1206 | . . . . . 6 ⊢ 2 ∈ (0...3) |
| 18 | 0ne2 9443 | . . . . . 6 ⊢ 0 ≠ 2 | |
| 19 | 3, 17, 18 | umgrbien 16105 | . . . . 5 ⊢ {0, 2} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 20 | 19 | a1i 9 | . . . 4 ⊢ (⊤ → {0, 2} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 21 | nn0fz0 10453 | . . . . . . 7 ⊢ (3 ∈ ℕ0 ↔ 3 ∈ (0...3)) | |
| 22 | 1, 21 | mpbi 145 | . . . . . 6 ⊢ 3 ∈ (0...3) |
| 23 | 3ne0 9332 | . . . . . . 7 ⊢ 3 ≠ 0 | |
| 24 | 23 | necomi 2497 | . . . . . 6 ⊢ 0 ≠ 3 |
| 25 | 3, 22, 24 | umgrbien 16105 | . . . . 5 ⊢ {0, 3} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 26 | 25 | a1i 9 | . . . 4 ⊢ (⊤ → {0, 3} ∈ {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o}) |
| 27 | 1ne2 9444 | . . . . . 6 ⊢ 1 ≠ 2 | |
| 28 | 7, 17, 27 | umgrbien 16105 | . . . . 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 8370 | . . . . . 6 ⊢ 2 ≠ 3 |
| 31 | 17, 22, 30 | umgrbien 16105 | . . . . 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 11475 | . . 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 3673 | . . . 4 ⊢ 𝒫 𝑉 = 𝒫 (0...3) |
| 38 | 37 | rabeqi 2806 | . . 3 ⊢ {𝑥 ∈ 𝒫 𝑉 ∣ 𝑥 ≈ 2o} = {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 39 | 38 | wrdeqi 11247 | . 2 ⊢ Word {𝑥 ∈ 𝒫 𝑉 ∣ 𝑥 ≈ 2o} = Word {𝑥 ∈ 𝒫 (0...3) ∣ 𝑥 ≈ 2o} |
| 40 | 34, 35, 39 | 3eltr4i 2314 | 1 ⊢ 𝐸 ∈ Word {𝑥 ∈ 𝒫 𝑉 ∣ 𝑥 ≈ 2o} |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1398 ⊤wtru 1399 ∈ wcel 2203 {crab 2524 𝒫 cpw 3669 {cpr 3690 〈cop 3692 class class class wbr 4109 (class class class)co 6050 2oc2o 6641 ≈ cen 6973 0cc0 8127 1c1 8128 ≤ cle 8309 2c2 9288 3c3 9289 ℕ0cn0 9496 ...cfz 10342 Word cword 11224 〈“cs7 11446 |
| 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 2205 ax-14 2206 ax-ext 2214 ax-coll 4225 ax-sep 4228 ax-nul 4236 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 ax-iinf 4710 ax-cnex 8218 ax-resscn 8219 ax-1cn 8220 ax-1re 8221 ax-icn 8222 ax-addcl 8223 ax-addrcl 8224 ax-mulcl 8225 ax-addcom 8227 ax-addass 8229 ax-distr 8231 ax-i2m1 8232 ax-0lt1 8233 ax-0id 8235 ax-rnegex 8236 ax-cnre 8238 ax-pre-ltirr 8239 ax-pre-ltwlin 8240 ax-pre-lttrn 8241 ax-pre-apti 8242 ax-pre-ltadd 8243 |
| 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 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2815 df-sbc 3043 df-csb 3139 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-nul 3509 df-if 3621 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-int 3950 df-iun 3993 df-br 4110 df-opab 4172 df-mpt 4173 df-tr 4209 df-id 4414 df-iord 4487 df-on 4489 df-ilim 4490 df-suc 4492 df-iom 4713 df-xp 4755 df-rel 4756 df-cnv 4757 df-co 4758 df-dm 4759 df-rn 4760 df-res 4761 df-ima 4762 df-iota 5312 df-fun 5354 df-fn 5355 df-f 5356 df-f1 5357 df-fo 5358 df-f1o 5359 df-fv 5360 df-riota 6003 df-ov 6053 df-oprab 6054 df-mpo 6055 df-1st 6334 df-2nd 6335 df-recs 6536 df-frec 6622 df-1o 6647 df-2o 6648 df-er 6767 df-en 6976 df-dom 6977 df-fin 6978 df-pnf 8310 df-mnf 8311 df-xr 8312 df-ltxr 8313 df-le 8314 df-sub 8446 df-neg 8447 df-inn 9238 df-2 9296 df-3 9297 df-n0 9497 df-z 9578 df-uz 9854 df-fz 10343 df-fzo 10477 df-ihash 11139 df-word 11225 df-concat 11279 df-s1 11304 df-s2 11448 df-s3 11449 df-s4 11450 df-s5 11451 df-s6 11452 df-s7 11453 |
| This theorem is referenced by: konigsbergssiedgwpren 16480 konigsbergumgr 16482 |
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