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 would be very grateful if someone guide me in constructing an ellipsoidal uncertainty set for an uncertain right-hand side vector of demands, in the Robust Optimization(RO) paradigm. Assuming...
02 February 2019 7,801 1 View
I have a very basic, but important question regarding the Ben-Tal, Robust Counterpart (RC), methodology. What is the mathematical justification, for solving a dual version of the semi-infinite...
02 February 2019 4,414 3 View
applied mathematics
02 February 2019 6,350 2 View
Hi, I'm modeling rate equations describing an optical feedback effect back into laser cavity with a target in harmonic motion, to get its steady-state laser output. (lags are in harmonic motion)...
09 January 2019 394 5 View
These days Hyers-Ulam stability is an active area of research. The notion was arise from the answer of Hyers to the famous question of Ulam. Many research articles deal with Hyers-Ulam stability...
01 January 2019 4,834 3 View
for linear control systems x_dot=Ax+Bu the reachability set can be calculated using the Image of the controllability matrix, i.e R=([B AB A^2B,....,]) and reachability set=Im(R) when rank(R)=n,...
01 January 2019 1,977 3 View
I could use the model and then compare it with the data I collect in the different soil compositions.
01 January 2019 8,160 6 View
Purpose of the post: I'm struggling to understand the significance of the fat-tailed distribution especially in career choice. 80000hours career guide argues that the more accurate distribution...
01 January 2019 617 8 View
One of the main stability theories for stochastic systems is stochastic Lyapanuv stability theory, it is the same as Lyapanuv theory for deterministic systems. the main idea is that for the...
01 January 2019 4,417 4 View
Imagine we have an ODE system x_dot=[f1(x,u), f2(x,u), f3(x,u),....fn(x,u)] where f1,..,fn are nonlinear functions of control input u and states x, x is member of R^n and u is member of...
01 January 2019 7,562 6 View
01 January 2019 3,050 4 View
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 7,997 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 9,710 16 View
What should be the expression of (an-bn) ? when n
12 December 2018 9,000 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 5,404 30 View
12 December 2018 6,475 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 829 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 4,389 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 4,036 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 9,795 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 461 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 7,787 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 2,971 7 View
I want to know about dynamical systems which have this matrix differential equation: d/dt(X)=AX+XB
11 November 2018 4,044 3 View