# Conferences

Topology of Singularity | ||||

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### Highlights

25/06/18, Conference: Arithmetic and geometry of local and global fields |

26/07/18, Conference: Một số phương pháp phân tích thống kê hiện đại và Ứng dụng |

14/08/18, Conference: Đại hội Toán học Việt Nam lần thứ 9 |

10/09/18, Conference: The 10th Japan-Vietnam Joint Seminar on Commutative Algebra |

15/09/18, Conference: The 6th Franco-Japanese-Vietnamese Symposium on Singularities |

22/10/18, Conference: The Third Mongolia-Russia-Vietnam Workshop on Numerical Solution of Integral and Differential Equations (NSIDE 2018) |

23/10/18, Conference: ALGEBRAIC GEOMETRY IN EAST ASIA |

### New Scientiffic Publications

- Vu Ngoc Phat, N.T. Thanh, New criteria for finite-time stability of nonlinear fractional-order delay systems: A Gronwall inequality approach. Appllied Mathematics Letters, 83 (2018), pp. 169-175.
- Y. Katsov, Tran Giang Nam, J. Zumbragel, On congruence-semisimple semirings and $K_{0}$-group characterization of ultramatricial algebra over semifield, Journal of Algebra 508 (2018), 157-195.
- Do Van Luu, Second-order necessary efficiency conditions for nonsmooth vector equilibrium problems, Journal of Global Optimization, 70 (2018), 437–453.