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| Mirrors > Home > MPE Home > Th. List > Mathboxes > gpgprismgr4cyclex | Structured version Visualization version GIF version | ||
| Description: The generalized Petersen graphs G(N,1), which are the N-prisms, have (at least) one cycle of length 4. (Contributed by AV, 5-Nov-2025.) |
| Ref | Expression |
|---|---|
| gpgprismgr4cyclex | ⊢ (𝑁 ∈ (ℤ≥‘3) → ∃𝑝∃𝑓(𝑓(Cycles‘(𝑁 gPetersenGr 1))𝑝 ∧ (♯‘𝑓) = 4)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | s5cli 14818 | . . 3 ⊢ 〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 ∈ Word V | |
| 2 | s4cli 14817 | . . 3 ⊢ 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉 ∈ Word V | |
| 3 | 1, 2 | pm3.2i 470 | . 2 ⊢ (〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 ∈ Word V ∧ 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉 ∈ Word V) |
| 4 | eqid 2737 | . . 3 ⊢ 〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 = 〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 | |
| 5 | eqid 2737 | . . 3 ⊢ 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉 = 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉 | |
| 6 | eqid 2737 | . . 3 ⊢ (𝑁 gPetersenGr 1) = (𝑁 gPetersenGr 1) | |
| 7 | 4, 5, 6 | gpgprismgr4cycl0 48460 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘3) → (〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉(Cycles‘(𝑁 gPetersenGr 1))〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 ∧ (♯‘〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉) = 4)) |
| 8 | breq12 5105 | . . . . 5 ⊢ ((𝑓 = 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉 ∧ 𝑝 = 〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉) → (𝑓(Cycles‘(𝑁 gPetersenGr 1))𝑝 ↔ 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉(Cycles‘(𝑁 gPetersenGr 1))〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉)) | |
| 9 | 8 | ancoms 458 | . . . 4 ⊢ ((𝑝 = 〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 ∧ 𝑓 = 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉) → (𝑓(Cycles‘(𝑁 gPetersenGr 1))𝑝 ↔ 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉(Cycles‘(𝑁 gPetersenGr 1))〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉)) |
| 10 | fveqeq2 6851 | . . . . 5 ⊢ (𝑓 = 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉 → ((♯‘𝑓) = 4 ↔ (♯‘〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉) = 4)) | |
| 11 | 10 | adantl 481 | . . . 4 ⊢ ((𝑝 = 〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 ∧ 𝑓 = 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉) → ((♯‘𝑓) = 4 ↔ (♯‘〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉) = 4)) |
| 12 | 9, 11 | anbi12d 633 | . . 3 ⊢ ((𝑝 = 〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 ∧ 𝑓 = 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉) → ((𝑓(Cycles‘(𝑁 gPetersenGr 1))𝑝 ∧ (♯‘𝑓) = 4) ↔ (〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉(Cycles‘(𝑁 gPetersenGr 1))〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 ∧ (♯‘〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉) = 4))) |
| 13 | 12 | spc2egv 3555 | . 2 ⊢ ((〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 ∈ Word V ∧ 〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉 ∈ Word V) → ((〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉(Cycles‘(𝑁 gPetersenGr 1))〈“〈0, 0〉〈0, 1〉〈1, 1〉〈1, 0〉〈0, 0〉”〉 ∧ (♯‘〈“{〈0, 0〉, 〈0, 1〉} {〈0, 1〉, 〈1, 1〉} {〈1, 1〉, 〈1, 0〉} {〈1, 0〉, 〈0, 0〉}”〉) = 4) → ∃𝑝∃𝑓(𝑓(Cycles‘(𝑁 gPetersenGr 1))𝑝 ∧ (♯‘𝑓) = 4))) |
| 14 | 3, 7, 13 | mpsyl 68 | 1 ⊢ (𝑁 ∈ (ℤ≥‘3) → ∃𝑝∃𝑓(𝑓(Cycles‘(𝑁 gPetersenGr 1))𝑝 ∧ (♯‘𝑓) = 4)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 = wceq 1542 ∃wex 1781 ∈ wcel 2114 Vcvv 3442 {cpr 4584 〈cop 4588 class class class wbr 5100 ‘cfv 6500 (class class class)co 7368 0cc0 11038 1c1 11039 3c3 12213 4c4 12214 ℤ≥cuz 12763 ♯chash 14265 Word cword 14448 〈“cs4 14778 〈“cs5 14779 Cyclesccycls 29870 gPetersenGr cgpg 48394 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 ax-pre-sup 11116 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-ifp 1064 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-int 4905 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-1st 7943 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-1o 8407 df-2o 8408 df-oadd 8411 df-er 8645 df-map 8777 df-pm 8778 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-sup 9357 df-inf 9358 df-dju 9825 df-card 9863 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-div 11807 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 df-5 12223 df-6 12224 df-7 12225 df-8 12226 df-9 12227 df-n0 12414 df-xnn0 12487 df-z 12501 df-dec 12620 df-uz 12764 df-rp 12918 df-ico 13279 df-fz 13436 df-fzo 13583 df-fl 13724 df-ceil 13725 df-mod 13802 df-hash 14266 df-word 14449 df-concat 14506 df-s1 14532 df-s2 14783 df-s3 14784 df-s4 14785 df-s5 14786 df-dvds 16192 df-struct 17086 df-slot 17121 df-ndx 17133 df-base 17149 df-edgf 29074 df-vtx 29083 df-iedg 29084 df-edg 29133 df-uhgr 29143 df-upgr 29167 df-uspgr 29235 df-usgr 29236 df-wlks 29685 df-trls 29776 df-pths 29799 df-cycls 29872 df-gpg 48395 |
| This theorem is referenced by: gpg5ngric 48482 |
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