Corrections to "$L_2$ -characteristic classes of Maslov–Trofimov of hamiltonian systems on the Lie algebra of the upper triangular matrices" (Fund. Math. 156 (1998), 99–110)
Tom 160 / 1999
Fundamenta Mathematicae 160 (1999), 197-198
DOI: 10.4064/fm-160-2-197-198
