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Mirrors > Home > MPE Home > Th. List > releupa | Structured version Visualization version GIF version |
Description: The set (𝑉 EulPaths 𝐸) of all Eulerian paths on 〈𝑉, 𝐸〉 is a set of pairs by our definition of an Eulerian path, and so is a relation. (Contributed by Mario Carneiro, 12-Mar-2015.) |
Ref | Expression |
---|---|
releupa | ⊢ Rel (𝑉 EulPaths 𝐸) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-eupa 26490 | . 2 ⊢ EulPaths = (𝑣 ∈ V, 𝑒 ∈ V ↦ {〈𝑓, 𝑝〉 ∣ (𝑣 UMGrph 𝑒 ∧ ∃𝑛 ∈ ℕ0 (𝑓:(1...𝑛)–1-1-onto→dom 𝑒 ∧ 𝑝:(0...𝑛)⟶𝑣 ∧ ∀𝑘 ∈ (1...𝑛)(𝑒‘(𝑓‘𝑘)) = {(𝑝‘(𝑘 − 1)), (𝑝‘𝑘)}))}) | |
2 | 1 | relmpt2opab 7146 | 1 ⊢ Rel (𝑉 EulPaths 𝐸) |
Colors of variables: wff setvar class |
Syntax hints: ∧ wa 383 ∧ w3a 1031 = wceq 1475 ∀wral 2896 ∃wrex 2897 Vcvv 3173 {cpr 4127 class class class wbr 4583 dom cdm 5038 Rel wrel 5043 ⟶wf 5800 –1-1-onto→wf1o 5803 ‘cfv 5804 (class class class)co 6549 0cc0 9815 1c1 9816 − cmin 10145 ℕ0cn0 11169 ...cfz 12197 UMGrph cumg 25841 EulPaths ceup 26489 |
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-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 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-ral 2901 df-rex 2902 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-nul 3875 df-if 4037 df-sn 4126 df-pr 4128 df-op 4132 df-uni 4373 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-id 4953 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-iota 5768 df-fun 5806 df-fv 5812 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-1st 7059 df-2nd 7060 df-eupa 26490 |
This theorem is referenced by: eupath 26508 |
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