# WEEKLY ACTIVITIES

SEAMS school “Arithmetic, Geometry and Model Theory” | ||||

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### Highlights

06/12/22, Conference: Winter School on Mathematical Models and Dynamical Systems |

16/12/22, Colloquium Lecture: Arational blowdown surgery on 4-manifolds |

19/12/22, Conference: Một số vấn đề trong hình học và tô pô |

08/08/23, Conference: Đại hội Toán học Việt Nam lần thứ X |

### New Scientiffic Publications

- Vu Thi Huong, Solution existence theorems for finite horizon optimal economic growth problems, Optimization, 71 (2022), 4243 - 4263. (SCI-E, Scopus).
- Nguyen Quoc Thang, A note on obstructions to weak approximation and Brauer and R-equivalence relations for homogeneous spaces over global fields, Proceedings of the Japan Academy, Ser.A, 98 (2022), 84-89, (SCI-E, Scopus).
- Piyapong Niamsup, Nguyen T Thanh, Vu Ngoc Phat, Finite-time $H_\infty$ control of linear singular fractional differential equations with time-varying delay, IMA Journal of Mathematical Control and Information, Volume 39 (2022), Pages 773–788, (SCI-E, Scopus).