**
A.R.Abdullaev and E.A.Skachkova ** Periodic boundary-value problem for a fourth-order differential equation | 1 |

**
G.A.Grigoryan ** Boundedness and stability criteria for linear ordinary differential equations of the second order | 8 |

**
M.M.Kokurin ** The uniqueness of a solution to the inverse Cauchy problem for a fractional differential equation in a Banach space | 16 |

**
A.M.Kytmanov and E.K.Myshkina ** Evaluation of power sums of roots for systems of non-algebraic equations in **C**^{n}
| 31 |

**
N.P.Mozhei ** Affine connections on three-dimensional pseudo-Riemannian homogeneous spaces. I | 44 |

Brief communications |

**
P.V.Bibikov ** Projective equivalence of smooth functions on the plane | 63 |

**
A.M.Bikchentaev ** The Haagerup problem on subadditive weights on W^{*}-algebras. II | 66 |

**
E.I.Bravyi ** Minimal periods of solutions to higher-order functional differential equations | 70 |

**
R.B.Salimov and P.L.Shabalin ** Homogeneous Hilbert boundary-value problem with countable set of discontinuities
and logarithmic singularity of index | 75 |

**
** Author Index to Volume 57, 2013 | |