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Mirrors > Home > MPE Home > Th. List > wlkop | Structured version Visualization version GIF version |
Description: A walk is an ordered pair. (Contributed by Alexander van der Vekens, 30-Jun-2018.) (Revised by AV, 1-Jan-2021.) |
Ref | Expression |
---|---|
wlkop | ⊢ (𝑊 ∈ (Walks‘𝐺) → 𝑊 = 〈(1st ‘𝑊), (2nd ‘𝑊)〉) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | relwlk 27409 | . 2 ⊢ Rel (Walks‘𝐺) | |
2 | 1st2nd 7740 | . 2 ⊢ ((Rel (Walks‘𝐺) ∧ 𝑊 ∈ (Walks‘𝐺)) → 𝑊 = 〈(1st ‘𝑊), (2nd ‘𝑊)〉) | |
3 | 1, 2 | mpan 688 | 1 ⊢ (𝑊 ∈ (Walks‘𝐺) → 𝑊 = 〈(1st ‘𝑊), (2nd ‘𝑊)〉) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1537 ∈ wcel 2114 〈cop 4575 Rel wrel 5562 ‘cfv 6357 1st c1st 7689 2nd c2nd 7690 Walkscwlks 27380 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 ax-sep 5205 ax-nul 5212 ax-pow 5268 ax-pr 5332 ax-un 7463 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ral 3145 df-rex 3146 df-rab 3149 df-v 3498 df-sbc 3775 df-csb 3886 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-nul 4294 df-if 4470 df-sn 4570 df-pr 4572 df-op 4576 df-uni 4841 df-br 5069 df-opab 5131 df-mpt 5149 df-id 5462 df-xp 5563 df-rel 5564 df-cnv 5565 df-co 5566 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 df-iota 6316 df-fun 6359 df-fv 6365 df-1st 7691 df-2nd 7692 df-wlks 27383 |
This theorem is referenced by: wlkcpr 27412 wlkeq 27417 clwlkcompbp 27565 clwlkclwwlkflem 27784 wlkl0 28148 |
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