%0 Journal Article %T Simultaneous two-dimensional best Diophantine approximations in the Euclidean norm %A Evgeny V. Ermakov %J Mathematics %D 2010 %I arXiv %X We prove a new lower bound for the exponent of growth of the best two-dimensional Diophantine approximations with respect to Euclidean norm. %U http://arxiv.org/abs/1002.2713v1