# Questions tagged [plotting]

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### How to use cumtrapz correctly?

I have tried to do a trapeze integration with f(x)=x^2, where I know how the antiderivative looks like, so F(x) = (1/3)x^3 Here's my code, just like I tried: ...
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### How to report non-monotonic runtimes in convergence plots

Let's say I have an algorithm that can be tuned by a parameter $h>0$ and is expected to converge as $h\to 0$. I want to study the computational complexity of this algorithm, i.e., how the ...
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### Help on writing sofware: general guidelines, in particular separation of computation and visualization

Although I already did some work in the intersection of theory and simulation I'm still very new to this field and I need some guidance. If anybody can give some recommendations for introductory ...
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### 2D cross section from 3D surface

I am trying to apply the "restoring force surface" method to a dynamic linear system. The idea behind this method is that, knowing acceleration, displacement, velocity and input force it is possible ...
647 views

### Plotting renormalization group flow diagram from recursion relation [closed]

How do I plot a flow diagram (given certain initial conditions, the trajectory in y-x space) for a RG (renormalization group) flow given by the following recursion relations? \begin{eqnarray} x^{\...
227 views

### single-variate function variational Intensity Plot for Matlab

I'm wondering if it's possible to create functional intensity plots in matlab. Examples of what I'm looking for are below found in this paper: These figures were (guessing) probably made in R, but is ...
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### Plot a surface from data sets in MATLAB

I tried to plot a surface in MATLAB but, since it is the first time I had to do something like this, I need a confirmation on the process I followed because it is important for my project to plot the ...
446 views

### How to plot function with evenly spaced x values in Matlab

I'm trying to plot this function func=exp(x-sqrt(2))-cos(x-sqrt(2))-(x-sqrt(2)) in Matlab using 101 evenly spaced x values. If I just say ...
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### How can one produce a proper streamline plot?

I recently had trouble producing a proper streamline plot in Mathematica, and apparently the problem is a good bit harder than I appreciated. I would like to know if there exist general algorithms to ...
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### Visualising Maxwell's equations using MATLAB

I asked this question to help me understand what is going on in one of Maxwell's equations. I am happy with following through the maths on paper now, but would like to use MATLAB to take it one step ...