Annual scientific session of the Mathematical Modeling and Numerical Analysis Department

The Annual Scientific Session of the Department of Mathematical Modeling and Numerical Analysis will be held on December 12, 2022, at 9:30 am in Room 403 of IMI - BAS. Program 9:30-9:50 Kamen Ivanov, The problem for Downward Continuation 9:50-10:10 Iliya Iliev, The limit cycles in a generalized Rayleigh-Liénard oscillator 10:10-10:30 Evgenija Popova, Regularity radius for matrices with rank-one interval parameters 10:30-10:45 Coffee break 10:45-11:05 Maya Mincheva, Delay stability of reaction networks 11:05-11:25 Peter Rashkov,  An optimal rapid action task in a vector-borne disease epidemic model with control constraints 11:25-11:45 Milen Borisov, Svetoslav Markov, The Exponential Decay and Outbreak Functions: Analysis and Numerical Simulation 11:45-12:00 Break 12:00-12:20 Ivan Bazhlekov, Generalized fractional bioreaction model and numerical approach. 12:20-12:40 Mihail Krastanov, On the Euler equation. 12:40-13:00 [...]

2022-12-06T23:39:21+02:00Tuesday, 6 December 2022|Categories: |Tags: , |

Mathematical Modelling and Numerial Analysis Seminar

The next meeting of the SEMINAR of the Department of Mathematical Modelling and Numerical Analysis will be held on May 5, 2022, Thursday, at 2:00 pm (UTC+3) in Room 403 of the Institute of Mathematics and Informatics. A talk on: Optimal Over-Parametirized Learning will be delivered by Prof. Peter Binev, University of South Carolina, USA. Abstract

Mathematical Modelling and Numerial Analysis Seminar

The next meeting of the Mathematical Modelling and Numerical Analysis Seminar will be held on March 24, 2022 (Thursday) at 2:00 pm (UTC+2) in Zoom. Dr. habil. Clemens Hofreither will deliver a talk on A Newton's method for best uniform rational approximation Абстракт. We present a novel algorithm, inspired by the recent BRASIL algorithm, for best uniform rational approximation based on a formulation of the problem as a nonlinear system of equations and barycentric interpolation. We derive a closed form for the Jacobian of the system of equations and formulate a Newton's method for its solution. The resulting method for best uniform rational approximation can handle singularities and arbitrary degrees for numerator and denominator. It typically converges globally and exhibits superlinear convergence in a neighborhood of the [...]

Mathematical Modeling and Numerical Analysis Seminar

The next meeting of the seminar organized by the Department of Mathematical Modeling and Numerical Analysis will be held on May 31, 2021, at 2:00 p.m. in Zoom. Assoc. Prof. Peter Rashkov will deliver a talk on Viable controls in models for vector-borne diseases   IMI BAS is inviting you to a scheduled Zoom meeting. Topic: Петър Рашков - Viable controls in models for vector-borne diseases Time: May 31, 2021 14:00 Sofia Join Zoom Meeting https://us02web.zoom.us/j/83946061001?pwd=c2Q4eFJwbmQ0dkYzbkRlY0dNSGdLZz09 Meeting ID: 839 4606 1001 Passcode: 743506      

Mathematical Modeling and Numerical Analysis Seminar

The next meeting of the seminar organized by the Department of Mathematical Modeling and Numerical Analysis will be held on May 27, 2021, at 2:00 p.m. in Zoom. A talk on Comparison between Two Numerical Methods for Solving the Two-dimensional Boussinesq Paradigm Equation will be delivered by Krasimir Angelov. Time: May 27, 2021 14:00 Sofia Join Zoom Meeting https://us02web.zoom.us/j/87097042675?pwd=TTJmV201VDJGWEd3a0dGYnVOaTNudz09Meeting ID: 870 9704 2675 Passcode: 218907    

Mathematical Modeling and Numerical Analysis Seminar

The next meeting of the seminar organized by the Department of Mathematical Modeling and Numerical Analysis will be held on March 18, 2021, at 2:00 p.m. in Zoom. A talk on Approximation of parametric models for growth and evolution of tumors by the reduced basis method will be delivered by Assoc. Prof. Peter Rashkov.   IMI BAS is inviting you to a scheduled Zoom meeting. Topic: семинар на секция ММЧА Time: Mar 18, 2021 14:00 Sofia Join Zoom Meeting https://us02web.zoom.us/j/86427551368?pwd=bEtvamh2Rm8yakZCYXJzZXpwTWMwZz09А Meeting ID: 864 2755 1368 Passcode: 347055  

Joint Semniar of NMA Department , FMI-SU, and MMNA Department, IMI-BAS

Joint seminar of the Numerical Methods and Analysis Department of the Faculty of Mathematics and Informatics, Sofia University, and the Department of Mathematical Modelling and Numerical Analysis, IMI-BAS, will be held on September 13, 2019, Friday, at 11:00 am to 12:00 am in Room 403 of IMI-BAS.   Sen. Assistant Prof.  Dr. Ivan Hristov, Computer Informatics Department, FMI, and Prof. Dr. Zarif Sharipov from the IT Laboratory of the Joint Institute for Nuclear Research, Dubna, Russia, will deliver the following talks:  How to obtain a mathematically reliable long-term solution of a chaotic dynamical system?  Ivan Hristov  To obtain a mathematically reliable long-term solution of a chaotic dynamical system we have to be extraordinary in many directions. First, we have to use not the standard double [...]

2019-09-12T09:59:58+03:00Thursday, 12 September 2019|Categories: |Tags: , |
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