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What is the role of [] in ode?
Example1) [t x] = ode45(@fun, tspan, c0,...) I'm not sure what exactly is [t x] above. As I understand it, does ode represe...

más de 3 años hace | 1 respuesta | 0

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Can you solve partial differential equations using ode?
As mentioned in the title, can you solve partial differential equations using the ode solver? If you can solve partial differen...

más de 3 años hace | 1 respuesta | 0

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I wonder what the inside [] represents when using ode.
When using ode, I used the following format. [t C] = ode45(@Columnfun_ED_BFDM2_KH_0302,tspan,IC,opts,dz,column_Number,Nz,e,...

más de 3 años hace | 1 respuesta | 0

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I want to solve the integral.
I want to solve the integral. What you want to find here is the amount value. However, the CE value is a value that is pa...

casi 4 años hace | 0 respuestas | 0

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I don't know what's wrong with the function.
It is a function consisting of t, Q, and C. I was trying to express this in MATLAB. But a problem arose in expressing Q. But I d...

casi 4 años hace | 0 respuestas | 0

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Are there two conditions at once when using the if condition?
Hello. I have a question and am posting. I solved it as below, but the value I want is not found, so I ask. Q_1 is entered only...

casi 4 años hace | 1 respuesta | 0

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How do I set the 'RelTol','AbsTol'?
The following error occurs: WARNING: Failed at t=3.120501e+01. At time t, the integration tolerance can only be satisfied by re...

casi 4 años hace | 1 respuesta | 0

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The graph is connected with hold, but the graph is cut off.
It connects two graphs. However, the part connecting the two graphs is broken. I do not know why. (Figure 1 is an enlarged view...

casi 4 años hace | 0 respuestas | 0

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