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ima Kindy


Last seen: environ un mois ago |  Active since 2020

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how I can add this condition inside the loop if k= (1-b(g(j)+g(j)) if k>0 then k=(1-b(g(j)+g(j))+df(j)))else k=0
clear all; xl=0; xr=1; %domain[xl,xr] J=200; % J: number of dividion for x dx=(xr-xl)/J; ...

environ 2 mois ago | 1 answer | 0

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numerical simulation of travelling wave of epidemic model
i want to do the numerical simulation for the results of travelling wave where the infection speed c=sqrt(4av^2(alpha+2lambdav)(...

environ un an ago | 1 answer | 0

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I have error when try to plot 3D for hyperbolic equation
hello every one , I have a model with u_t+u_x=0, the code is working but when I tried to plot it as 3d I got error. Please I wan...

plus d'un an ago | 1 answer | 0

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periodic boundary conditions for advection for a<0
The following shows the codes for advection of population move to right and left . I got the correct BCs for right moving that I...

plus d'un an ago | 1 answer | 0

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How I write periodic BCs
clear all; xl=0; xr=1; %domain[xl,xr] J=40; % J: number of dividion for x dx=(xr-xl)/J; ...

plus d'un an ago | 0 answers | 0

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How I can implement the advection model with PCs
The model is {u_t}^{+} +{\gamma}{u_x}^{+}= \lambda(v)(u^{-}-u^{+})-\beta{u^+}{v} {u_t}^{-} -{\gamma}{u_x}^{-}= \lambda(v)(...

plus d'un an ago | 0 answers | 0

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error when i want to run it
function linearAdvection_JA clear % Clears workspace clc % Clears history clf % Clears figure window N = 101; % Define...

plus de 2 ans ago | 1 answer | 0

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Question


how i can write periodic boundary condition
clear clc xmin=0; xmax=1; N=10; dt=0.001; t=0; tmax=0.5; a=0.1; L=2; dx=(xmax-xmin)/N; x=xmin-dx:dx:xmax+dx; u0=exp...

plus de 2 ans ago | 0 answers | 0

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Question


how i can solve the following PDE using periodic boundry coditions
clear all,close all x=linspace(0,1,50); t=linspace(0,1,50); m=0; eqn=@(x,t,u,dudx)transistorPDE(x,t,u,dudx,C); ic=@(x)tra...

plus de 2 ans ago | 1 answer | 0

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