Metamath Proof Explorer
Description: Closed walks are walks (in an undirected graph). (Contributed by Alexander van der Vekens, 25-Aug-2018) (Revised by AV, 16-Feb-2021)
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Ref |
Expression |
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Assertion |
clwlkswks |
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Proof
Step |
Hyp |
Ref |
Expression |
1 |
|
clwlkwlk |
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2 |
1
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ssriv |
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