TY - JOUR AU - Ĺ aroch, Jan TI - On the nontrivial solvability of systems of homogeneous linear equations over $\mathbb Z$ in ZFC JO - Commentationes Mathematicae Universitatis Carolinae PY - 2020 SP - 155 EP - 164 VL - 61 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2020.017/ DO - 10.14712/1213-7243.2020.017 LA - en ID - 10_14712_1213_7243_2020_017 ER -