Metamath Proof Explorer


Theorem clwlkswks

Description: Closed walks are walks (in an undirected graph). (Contributed by Alexander van der Vekens, 25-Aug-2018) (Revised by AV, 16-Feb-2021)

Ref Expression
Assertion clwlkswks ( ClWalks ‘ 𝐺 ) ⊆ ( Walks ‘ 𝐺 )

Proof

Step Hyp Ref Expression
1 clwlkwlk ( 𝑤 ∈ ( ClWalks ‘ 𝐺 ) → 𝑤 ∈ ( Walks ‘ 𝐺 ) )
2 1 ssriv ( ClWalks ‘ 𝐺 ) ⊆ ( Walks ‘ 𝐺 )