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Mirrors > Home > MPE Home > Th. List > Mathboxes > konigsbergiedgwOLD | Structured version Visualization version 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.) Obsolete version of konigsbergiedgw 41416 as of 9-Mar-2021. (New usage is discouraged.) (Proof modification is discouraged.) |
Ref | Expression |
---|---|
konigsberg-av.v | ⊢ 𝑉 = (0...3) |
konigsberg-av.e | ⊢ 𝐸 = 〈“{0, 1} {0, 2} {0, 3} {1, 2} {1, 2} {2, 3} {2, 3}”〉 |
konigsberg-av.g | ⊢ 𝐺 = 〈𝑉, 𝐸〉 |
Ref | Expression |
---|---|
konigsbergiedgwOLD | ⊢ 𝐸 ∈ Word {𝑥 ∈ (𝒫 𝑉 ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3nn0 11187 | . . 3 ⊢ 3 ∈ ℕ0 | |
2 | 0elfz 12305 | . . . . . . 7 ⊢ (3 ∈ ℕ0 → 0 ∈ (0...3)) | |
3 | 1, 2 | ax-mp 5 | . . . . . 6 ⊢ 0 ∈ (0...3) |
4 | 1nn0 11185 | . . . . . . 7 ⊢ 1 ∈ ℕ0 | |
5 | 1le3 11121 | . . . . . . 7 ⊢ 1 ≤ 3 | |
6 | elfz2nn0 12300 | . . . . . . 7 ⊢ (1 ∈ (0...3) ↔ (1 ∈ ℕ0 ∧ 3 ∈ ℕ0 ∧ 1 ≤ 3)) | |
7 | 4, 1, 5, 6 | mpbir3an 1237 | . . . . . 6 ⊢ 1 ∈ (0...3) |
8 | 3, 7 | upgrbi 25760 | . . . . 5 ⊢ {0, 1} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
9 | 8 | a1i 11 | . . . 4 ⊢ (3 ∈ ℕ0 → {0, 1} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2}) |
10 | 2nn0 11186 | . . . . . . 7 ⊢ 2 ∈ ℕ0 | |
11 | 2re 10967 | . . . . . . . 8 ⊢ 2 ∈ ℝ | |
12 | 3re 10971 | . . . . . . . 8 ⊢ 3 ∈ ℝ | |
13 | 2lt3 11072 | . . . . . . . 8 ⊢ 2 < 3 | |
14 | 11, 12, 13 | ltleii 10039 | . . . . . . 7 ⊢ 2 ≤ 3 |
15 | elfz2nn0 12300 | . . . . . . 7 ⊢ (2 ∈ (0...3) ↔ (2 ∈ ℕ0 ∧ 3 ∈ ℕ0 ∧ 2 ≤ 3)) | |
16 | 10, 1, 14, 15 | mpbir3an 1237 | . . . . . 6 ⊢ 2 ∈ (0...3) |
17 | 3, 16 | upgrbi 25760 | . . . . 5 ⊢ {0, 2} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
18 | 17 | a1i 11 | . . . 4 ⊢ (3 ∈ ℕ0 → {0, 2} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2}) |
19 | nn0fz0 12306 | . . . . . . 7 ⊢ (3 ∈ ℕ0 ↔ 3 ∈ (0...3)) | |
20 | 1, 19 | mpbi 219 | . . . . . 6 ⊢ 3 ∈ (0...3) |
21 | 3, 20 | upgrbi 25760 | . . . . 5 ⊢ {0, 3} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
22 | 21 | a1i 11 | . . . 4 ⊢ (3 ∈ ℕ0 → {0, 3} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2}) |
23 | 7, 16 | upgrbi 25760 | . . . . 5 ⊢ {1, 2} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
24 | 23 | a1i 11 | . . . 4 ⊢ (3 ∈ ℕ0 → {1, 2} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2}) |
25 | 16, 20 | upgrbi 25760 | . . . . 5 ⊢ {2, 3} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
26 | 25 | a1i 11 | . . . 4 ⊢ (3 ∈ ℕ0 → {2, 3} ∈ {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2}) |
27 | 9, 18, 22, 24, 24, 26, 26 | s7cld 13471 | . . 3 ⊢ (3 ∈ ℕ0 → 〈“{0, 1} {0, 2} {0, 3} {1, 2} {1, 2} {2, 3} {2, 3}”〉 ∈ Word {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2}) |
28 | 1, 27 | ax-mp 5 | . 2 ⊢ 〈“{0, 1} {0, 2} {0, 3} {1, 2} {1, 2} {2, 3} {2, 3}”〉 ∈ Word {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
29 | konigsberg-av.e | . 2 ⊢ 𝐸 = 〈“{0, 1} {0, 2} {0, 3} {1, 2} {1, 2} {2, 3} {2, 3}”〉 | |
30 | konigsberg-av.v | . . . . . 6 ⊢ 𝑉 = (0...3) | |
31 | 30 | pweqi 4112 | . . . . 5 ⊢ 𝒫 𝑉 = 𝒫 (0...3) |
32 | 31 | difeq1i 3686 | . . . 4 ⊢ (𝒫 𝑉 ∖ {∅}) = (𝒫 (0...3) ∖ {∅}) |
33 | rabeq 3166 | . . . 4 ⊢ ((𝒫 𝑉 ∖ {∅}) = (𝒫 (0...3) ∖ {∅}) → {𝑥 ∈ (𝒫 𝑉 ∖ {∅}) ∣ (#‘𝑥) ≤ 2} = {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2}) | |
34 | 32, 33 | ax-mp 5 | . . 3 ⊢ {𝑥 ∈ (𝒫 𝑉 ∖ {∅}) ∣ (#‘𝑥) ≤ 2} = {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
35 | wrdeq 13182 | . . 3 ⊢ ({𝑥 ∈ (𝒫 𝑉 ∖ {∅}) ∣ (#‘𝑥) ≤ 2} = {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2} → Word {𝑥 ∈ (𝒫 𝑉 ∖ {∅}) ∣ (#‘𝑥) ≤ 2} = Word {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2}) | |
36 | 34, 35 | ax-mp 5 | . 2 ⊢ Word {𝑥 ∈ (𝒫 𝑉 ∖ {∅}) ∣ (#‘𝑥) ≤ 2} = Word {𝑥 ∈ (𝒫 (0...3) ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
37 | 28, 29, 36 | 3eltr4i 2701 | 1 ⊢ 𝐸 ∈ Word {𝑥 ∈ (𝒫 𝑉 ∖ {∅}) ∣ (#‘𝑥) ≤ 2} |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1475 ∈ wcel 1977 {crab 2900 ∖ cdif 3537 ∅c0 3874 𝒫 cpw 4108 {csn 4125 {cpr 4127 〈cop 4131 class class class wbr 4583 ‘cfv 5804 (class class class)co 6549 0cc0 9815 1c1 9816 ≤ cle 9954 2c2 10947 3c3 10948 ℕ0cn0 11169 ...cfz 12197 #chash 12979 Word cword 13146 〈“cs7 13442 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-rep 4699 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rmo 2904 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-int 4411 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-1st 7059 df-2nd 7060 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-1o 7447 df-oadd 7451 df-er 7629 df-en 7842 df-dom 7843 df-sdom 7844 df-fin 7845 df-card 8648 df-cda 8873 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-nn 10898 df-2 10956 df-3 10957 df-n0 11170 df-xnn0 11241 df-z 11255 df-uz 11564 df-fz 12198 df-fzo 12335 df-hash 12980 df-word 13154 df-concat 13156 df-s1 13157 df-s2 13444 df-s3 13445 df-s4 13446 df-s5 13447 df-s6 13448 df-s7 13449 |
This theorem is referenced by: konigsbergupgrOLD 41421 |
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