Do you need a very good Ph.D. thesis topic in Dynamical Systems: Nonlinear Dynamics and Stability?

08 September 2016 1,120 1 View

Why might you need to get familiar with my theoretical achievements?

07 August 2015 1,245 0 View

General Method of Construction of Lyapunov Functions

I've decided to expand significantly the analysis of the example I added recently to my paper "The Lyapunov Concept of Stability from the Standpoint of Poincare Approach: General Procedure of...

09 October 2014 6,177 10 View

General Method of Construction of Lyapunov Functions

To facilitate the understanding of my paper "The Lyapunov Concept of Stability from the Standpoint of Poincare Approach: General Procedure of Utilization of Lyapunov Functions for Non-Linear...

08 September 2014 8,952 0 View

Do you have questions on the discussion announced on 04/27/14 related to Lyapunov's Functions and Concept of Stability?

To see the invitation, please click the link...

04 May 2014 8,786 4 View

Is the mathematical model of conspiracy http://www.bbc.com/news/science-environment-35411684 proposed by Dr. David Robert Grimes correct?

During a hot discussion over the theory of conspiracy one of my friends has pointed me out to the mathematical model of conspiracy proposed by Dr. David Robert Grimes. I have found his attempt to...

01 January 1970 7,891 5 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

What are the application of Fixed points thoery in Chemistry.?

It is said that fixed point theory has lot of applications not in the field of mathematics only but also in various areas. So I am looking for applications in Chemistry only..

26 February 2021 3,533 1 View

How to plot the probability paper of Gumbel distribution using R programing?

In R-studio, there are many commands of Gumbel package. Arguments are also different. I`m asking about the alpha parameter of the Copula which must be greater than 1. If this is the one used to...

25 February 2021 5,229 3 View

How to interpolate from a time-series database ?

Hi, I am having trouble with a problem, in the field of Optimal Control and the generation of optimal time-series. Let's consider a system, whose dynamics are represented by dx/dt =...

24 February 2021 9,105 2 View