%0 Journal Article %A Livingston, Charles %T Cobordism distance on the projective space of the knot concordance group %J Canadian journal of mathematics %D 2024 %P 1267-1288 %V 76 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/S0008414X23000408/ %R 10.4153/S0008414X23000408 %F 10_4153_S0008414X23000408