%0 Journal Article %A Alex Schaefer %A Thomas Zaslavsky %T The dimension of the negative cycle vectors of a signed graph %J Ars mathematica contemporanea %D 2019 %P 625-639 %V 16 %N 2 %U http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.1605.43f/ %R 10.26493/1855-3974.1605.43f %G en %F 10_26493_1855_3974_1605_43f