A common forum for all branches of applicable Mathematics | Contact experts in Applied Mathematics to get answers
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Questions related to Applied Mathematics
I'm a little bit confused in regard of implementing MMA method. Should I transform the objective function into a Taylor series in order to use this method? Most of tutorials explain the...
01 January 2019 7,977 4 View
I am considering to distribute N-kinds of different parts among M-different countries and I wan to know the "most probable" pattern of distribution. My question is in fact ambiguous, because I am...
19 December 2018 9,680 16 View
What should be the expression of (an-bn) ? when n
12 December 2018 8,911 16 View
In a simplest case imagine we have a continuous finite-dimensional dynamic system described by and ODE x_dot=f(x) (1) , Is it possible to prove the asymptotic stability of (1) by...
12 December 2018 5,381 30 View
12 December 2018 6,450 15 View
This picture shows the system of delay differential equations with non-constant (time-variable) time delays. How to solve it in Matlab? In some documents people say that it is possible with...
12 December 2018 819 9 View
I created the Malware data-set , would like to apply the mathematical model for performing analysis, but in confusion like how to apply and which model can be applied Kindly help on this.
12 December 2018 4,378 0 View
in most cases for continuous time stochastic systems which are modeled by SDE, the Lyapunov stability conditions can guarantee the stochastic stability of the system, another definition In...
12 December 2018 4,018 4 View
To measure the performances of the buildings, some apply mathematical analysis whereas others use some software to do that. Based on your experiences, which one is more accurate?
11 November 2018 9,778 0 View
Can we say that the theory of a numerical method is a type of applied Math. ? Does the phrase "Applied Math " refer to subjects in math or applications of other sciences ? what do you think ?
11 November 2018 447 1 View
As for example, light beam attenuation is described by the differential equation dS/dx = -S which solution is S~e(-x). But what physical processes could be described by the...
11 November 2018 7,772 22 View
In the theory of the stability of the differential operators, one could prove the stability results based on spectra of an operator, (all eigenvalues must be negative for example). one problem...
11 November 2018 2,955 7 View
I want to know about dynamical systems which have this matrix differential equation: d/dt(X)=AX+XB
11 November 2018 4,031 3 View
Nowadays, Neural networks method , artificial intelligence , machine learning , pattern cognition and other these related topics are used to solve differential equations , linear and nonlinear...
10 October 2018 10,112 4 View
I would like to solve the next unbounded distributed delay differential equation with matlab dx/dt = x (r -- c Integrate[x(t-s) ds, {s, 0, Infinity}])
10 October 2018 2,636 1 View
It is related to applied mathematics
10 October 2018 3,404 1 View
Dear Fellow Applied Physicists, I have come across a simple problem turned complicated, where I attempt to solve a stationary 2D Laplace Equation (L.E) in order to better understand the effects...
10 October 2018 3,578 7 View
Let X be a continuous random variable having uniform distribution on [0,2π]. And there exists another random variable Y that depends on X such that Y=sinX and has the following PDF: (see...
10 October 2018 3,813 0 View
Will there be planetary type motion possible if force varies linearly or cubically with distance? If a body is revolving around another body then can i say with total confidence that the body is...
09 September 2018 8,906 4 View
In Euclidean geometry, one studies the basic elemental forms in one, two or three dimensions as lines, surfaces and volumes along with their angular correlations and other metric attributes. In...
09 September 2018 6,937 91 View
1. Apart from "penalizing models of different parameters", What are other reasons for using Adjusted coefficient of determination (Adj.R2) in judging or evaluating linear and/or nonlinear...
09 September 2018 5,033 2 View
Anyone please comment...and guide me regarding this matter
09 September 2018 2,859 4 View
Both Standard Error and Standard Deviation are functions of Mean. However, Which of them is more related to the mean of a population and which is better to be presented alongside with the mean in...
09 September 2018 8,871 3 View
I have an 8D nonlinear ODE system and I would like to find all the fixed points(that is, dy/dt=0). Since the dimension is high, it is not pratical to plot the nullclines and observe the fixed...
08 August 2018 7,235 3 View