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We prove that, for any ordinary sense slice 1-link $L$, we can define the Arfinvariant and Arf(L)=0. We prove that, for any m-component 1-link L_1, thereexists a 3m-component ordinary sense slaice 1-link L_2 of which L_1 is asublink.

Some properties of ordinary sense slice 1-links: Some answers to the problem (26) of Fox