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Mathbox for Alexander van der Vekens |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > isupwlkg | Structured version Visualization version GIF version |
Description: Generalisation of isupwlk 42042: Conditions for two classes to represent a simple walk. (Contributed by AV, 5-Nov-2021.) |
Ref | Expression |
---|---|
upwlksfval.v | ⊢ 𝑉 = (Vtx‘𝐺) |
upwlksfval.i | ⊢ 𝐼 = (iEdg‘𝐺) |
Ref | Expression |
---|---|
isupwlkg | ⊢ (𝐺 ∈ 𝑊 → (𝐹(UPWalks‘𝐺)𝑃 ↔ (𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(#‘𝐹))⟶𝑉 ∧ ∀𝑘 ∈ (0..^(#‘𝐹))(𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))}))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | upwlksfval.v | . . . . 5 ⊢ 𝑉 = (Vtx‘𝐺) | |
2 | upwlksfval.i | . . . . 5 ⊢ 𝐼 = (iEdg‘𝐺) | |
3 | 1, 2 | upwlksfval 42041 | . . . 4 ⊢ (𝐺 ∈ V → (UPWalks‘𝐺) = {〈𝑓, 𝑝〉 ∣ (𝑓 ∈ Word dom 𝐼 ∧ 𝑝:(0...(#‘𝑓))⟶𝑉 ∧ ∀𝑘 ∈ (0..^(#‘𝑓))(𝐼‘(𝑓‘𝑘)) = {(𝑝‘𝑘), (𝑝‘(𝑘 + 1))})}) |
4 | 3 | brfvopab 6742 | . . 3 ⊢ (𝐹(UPWalks‘𝐺)𝑃 → (𝐺 ∈ V ∧ 𝐹 ∈ V ∧ 𝑃 ∈ V)) |
5 | 4 | a1i 11 | . 2 ⊢ (𝐺 ∈ 𝑊 → (𝐹(UPWalks‘𝐺)𝑃 → (𝐺 ∈ V ∧ 𝐹 ∈ V ∧ 𝑃 ∈ V))) |
6 | elex 3243 | . . . . 5 ⊢ (𝐺 ∈ 𝑊 → 𝐺 ∈ V) | |
7 | elex 3243 | . . . . . . 7 ⊢ (𝐹 ∈ Word dom 𝐼 → 𝐹 ∈ V) | |
8 | ovex 6718 | . . . . . . . . 9 ⊢ (0...(#‘𝐹)) ∈ V | |
9 | 1 | fvexi 6240 | . . . . . . . . 9 ⊢ 𝑉 ∈ V |
10 | 8, 9 | fpm 7932 | . . . . . . . 8 ⊢ (𝑃:(0...(#‘𝐹))⟶𝑉 → 𝑃 ∈ (𝑉 ↑pm (0...(#‘𝐹)))) |
11 | 10 | elexd 3245 | . . . . . . 7 ⊢ (𝑃:(0...(#‘𝐹))⟶𝑉 → 𝑃 ∈ V) |
12 | 7, 11 | anim12i 589 | . . . . . 6 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(#‘𝐹))⟶𝑉) → (𝐹 ∈ V ∧ 𝑃 ∈ V)) |
13 | 12 | 3adant3 1101 | . . . . 5 ⊢ ((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(#‘𝐹))⟶𝑉 ∧ ∀𝑘 ∈ (0..^(#‘𝐹))(𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))}) → (𝐹 ∈ V ∧ 𝑃 ∈ V)) |
14 | 6, 13 | anim12i 589 | . . . 4 ⊢ ((𝐺 ∈ 𝑊 ∧ (𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(#‘𝐹))⟶𝑉 ∧ ∀𝑘 ∈ (0..^(#‘𝐹))(𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))})) → (𝐺 ∈ V ∧ (𝐹 ∈ V ∧ 𝑃 ∈ V))) |
15 | 14 | ex 449 | . . 3 ⊢ (𝐺 ∈ 𝑊 → ((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(#‘𝐹))⟶𝑉 ∧ ∀𝑘 ∈ (0..^(#‘𝐹))(𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))}) → (𝐺 ∈ V ∧ (𝐹 ∈ V ∧ 𝑃 ∈ V)))) |
16 | 3anass 1059 | . . 3 ⊢ ((𝐺 ∈ V ∧ 𝐹 ∈ V ∧ 𝑃 ∈ V) ↔ (𝐺 ∈ V ∧ (𝐹 ∈ V ∧ 𝑃 ∈ V))) | |
17 | 15, 16 | syl6ibr 242 | . 2 ⊢ (𝐺 ∈ 𝑊 → ((𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(#‘𝐹))⟶𝑉 ∧ ∀𝑘 ∈ (0..^(#‘𝐹))(𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))}) → (𝐺 ∈ V ∧ 𝐹 ∈ V ∧ 𝑃 ∈ V))) |
18 | 1, 2 | isupwlk 42042 | . . 3 ⊢ ((𝐺 ∈ V ∧ 𝐹 ∈ V ∧ 𝑃 ∈ V) → (𝐹(UPWalks‘𝐺)𝑃 ↔ (𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(#‘𝐹))⟶𝑉 ∧ ∀𝑘 ∈ (0..^(#‘𝐹))(𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))}))) |
19 | 18 | a1i 11 | . 2 ⊢ (𝐺 ∈ 𝑊 → ((𝐺 ∈ V ∧ 𝐹 ∈ V ∧ 𝑃 ∈ V) → (𝐹(UPWalks‘𝐺)𝑃 ↔ (𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(#‘𝐹))⟶𝑉 ∧ ∀𝑘 ∈ (0..^(#‘𝐹))(𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))})))) |
20 | 5, 17, 19 | pm5.21ndd 368 | 1 ⊢ (𝐺 ∈ 𝑊 → (𝐹(UPWalks‘𝐺)𝑃 ↔ (𝐹 ∈ Word dom 𝐼 ∧ 𝑃:(0...(#‘𝐹))⟶𝑉 ∧ ∀𝑘 ∈ (0..^(#‘𝐹))(𝐼‘(𝐹‘𝑘)) = {(𝑃‘𝑘), (𝑃‘(𝑘 + 1))}))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 196 ∧ wa 383 ∧ w3a 1054 = wceq 1523 ∈ wcel 2030 ∀wral 2941 Vcvv 3231 {cpr 4212 class class class wbr 4685 dom cdm 5143 ⟶wf 5922 ‘cfv 5926 (class class class)co 6690 ↑pm cpm 7900 0cc0 9974 1c1 9975 + caddc 9977 ...cfz 12364 ..^cfzo 12504 #chash 13157 Word cword 13323 Vtxcvtx 25919 iEdgciedg 25920 UPWalkscupwlks 42039 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1762 ax-4 1777 ax-5 1879 ax-6 1945 ax-7 1981 ax-8 2032 ax-9 2039 ax-10 2059 ax-11 2074 ax-12 2087 ax-13 2282 ax-ext 2631 ax-rep 4804 ax-sep 4814 ax-nul 4822 ax-pow 4873 ax-pr 4936 ax-un 6991 ax-cnex 10030 ax-resscn 10031 ax-1cn 10032 ax-icn 10033 ax-addcl 10034 ax-addrcl 10035 ax-mulcl 10036 ax-mulrcl 10037 ax-mulcom 10038 ax-addass 10039 ax-mulass 10040 ax-distr 10041 ax-i2m1 10042 ax-1ne0 10043 ax-1rid 10044 ax-rnegex 10045 ax-rrecex 10046 ax-cnre 10047 ax-pre-lttri 10048 ax-pre-lttrn 10049 ax-pre-ltadd 10050 ax-pre-mulgt0 10051 |
This theorem depends on definitions: df-bi 197 df-or 384 df-an 385 df-3or 1055 df-3an 1056 df-tru 1526 df-ex 1745 df-nf 1750 df-sb 1938 df-eu 2502 df-mo 2503 df-clab 2638 df-cleq 2644 df-clel 2647 df-nfc 2782 df-ne 2824 df-nel 2927 df-ral 2946 df-rex 2947 df-reu 2948 df-rab 2950 df-v 3233 df-sbc 3469 df-csb 3567 df-dif 3610 df-un 3612 df-in 3614 df-ss 3621 df-pss 3623 df-nul 3949 df-if 4120 df-pw 4193 df-sn 4211 df-pr 4213 df-tp 4215 df-op 4217 df-uni 4469 df-int 4508 df-iun 4554 df-br 4686 df-opab 4746 df-mpt 4763 df-tr 4786 df-id 5053 df-eprel 5058 df-po 5064 df-so 5065 df-fr 5102 df-we 5104 df-xp 5149 df-rel 5150 df-cnv 5151 df-co 5152 df-dm 5153 df-rn 5154 df-res 5155 df-ima 5156 df-pred 5718 df-ord 5764 df-on 5765 df-lim 5766 df-suc 5767 df-iota 5889 df-fun 5928 df-fn 5929 df-f 5930 df-f1 5931 df-fo 5932 df-f1o 5933 df-fv 5934 df-riota 6651 df-ov 6693 df-oprab 6694 df-mpt2 6695 df-om 7108 df-1st 7210 df-2nd 7211 df-wrecs 7452 df-recs 7513 df-rdg 7551 df-1o 7605 df-er 7787 df-map 7901 df-pm 7902 df-en 7998 df-dom 7999 df-sdom 8000 df-fin 8001 df-card 8803 df-pnf 10114 df-mnf 10115 df-xr 10116 df-ltxr 10117 df-le 10118 df-sub 10306 df-neg 10307 df-nn 11059 df-n0 11331 df-z 11416 df-uz 11726 df-fz 12365 df-fzo 12505 df-hash 13158 df-word 13331 df-upwlks 42040 |
This theorem is referenced by: (None) |
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