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Nora Rafael


Last seen: ongeveer 4 jaar ago |  Active since 2019

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Question


Plot x axis in date format
I want to load and plot a dataset, with the x-axis in date format: When I make my plot using the below code: data=xlsread('...

ongeveer 4 jaar ago | 2 answers | 0

2

answers

Question


Run a system of odes for different parameters and plot
I have a system of 3 odes: function dydt=odefcnNY_v20(~,y,D,Cs,rho,r0,N,V,k01,F,CL10,V2) dydt=zeros(3,1); dydt(1)=(-D*Cs*(1-y...

ongeveer 4 jaar ago | 1 answer | 0

1

answer

Question


Simultaneous differential equations - derivative of y^3 wrt t
I have been trying to solve this problem for sometime and so far I have received an answer that requires the symbolic toolbox wh...

meer dan 4 jaar ago | 1 answer | 0

1

answer

Question


Variable inside an ode
I am trying to solve this differential equation: dCb/dt = ((A*D)/(DV*h))*(Cs-Cb). I specify in Matlab the function: f = @(t,Cb)...

meer dan 4 jaar ago | 1 answer | 0

1

answer

Question


Solving ODEs with cubic derivative
I have two differential equations I would like to solve simultaneously using ode45, shown below. The problem I have is that the...

meer dan 4 jaar ago | 0 answers | 0

0

answers

Question


Not enough input arguments
Hi, I am following the example from here titled Pass Extra Parameters to ODE Function. I put the below code in, and I get this...

meer dan 4 jaar ago | 1 answer | 0

1

answer

Question


Parameter Estimation First Order ODE
I have an ODE with 3 unknown parameters: A, D and h. I have grouped them into one parameter k, where k = AD/h for simplification...

meer dan 4 jaar ago | 0 answers | 0

0

answers

Question


Solving a system of differential equations
Context: r is radius of a particle and C is the concentration in a solution - the below is a form of the Noyes-Whitney equation,...

meer dan 4 jaar ago | 1 answer | 0

1

answer