Reports on Mathematical Physics 58/3

K. CHEN, S. ALBEVERIO and S.-M. FEI: Concurrence-based entanglementmeasure for Werner states
A. DE NICOLA and W. M. TULCZYJEW: A variational formulation of analytical mechanics in an affine space
A. FEDELI: Embeddings into symbolic dynamical systems.
D. J. FOULIS: Square roots and inverses in e-rings
J. KIUKAS, P. LAHTI and J.-P. PELLONPAA: On infinite matrices, Schur products and operator measures
M. KUREŚ: Local approach to higher order contact elements
W. M. MIKULSKI: On the existence of some type constructions on connections
R. SAKTHIVEL, J.-H. KIM and N. I. MAHMUDOY: On controllability of nonlinear stochastic systems
O. A. VELIEV: Asymptotic formulae for the Bloch eigenvalues near planes of diffraction
V. A. VLADIMIROV and E. V. KUTAFINA: Analytical description of the coherent structures within the hyperbolic generał i zation of Burgers equation