Linked Questions

3
votes
2answers
331 views

Getting rid of vertical lines in plot

How can I get rid of red vertical line in below plot? Could any onehelp me? ...
3
votes
2answers
519 views

Beautify a NDSolve Graph ! [duplicate]

I am doing the following: ...
3
votes
2answers
1k views

How to speed up minimization of function

I have the fallowing code (the functions within that code are replaced by simpler ones, but the code structure is identical): $$$$ ...
3
votes
2answers
419 views

Evaluate in Plot leads to function error

Please help - I'm really struggling to understand why this evaluates with errors. ...
2
votes
2answers
632 views

Plotting different PDFs of a distribution in the same graph

How would I plot the PDF (probability density function) of WeibullDistribution[1/5, 50], WeibullDistribution[1/4, 40], ...
1
vote
2answers
67 views

plotting several curves with the same function

Instead of using Show[Plot[f[x]/.{L->1},{x,0,1}],Plot[f[x]/.{L->2},{x,0,1}], Plot[f[x]/.{L->3},{x,0,1}]], I was wondering if there is a much simpler way by ...
1
vote
2answers
125 views

Evaluating and Plotting Multiple Zero-Counting Functions

In work that I am doing, I am trying to plot multiple zero-counting functions, depending on how a parameter works. For example, if the zeros of one function are {1, 2, 3, 4, 5, 6, 7}, the zeros of ...
13
votes
1answer
1k views

Why is this 2D plot so slow?

I first do a 3D Plot of four surfaces (eigenvalues of a $4\times4$ matrix) over $kx,kz$ (setting $ky=0$ all along). And then I try to give a 2D plot along three connected particular lines in $kx,kz$-...
7
votes
1answer
244 views

Prevent interdependence of controls

My question is probably best illustrated with this small sample code: ...
7
votes
1answer
1k views

Changing the plot variable inside Plot [duplicate]

Possible Duplicate: Difference in Plot when using Evaluate vs when not using Evaluate Assume one has vector of functions (e.g., vec={x,x^2}). The command <...
6
votes
1answer
2k views

Why does the replace all (/.) evaluate differently in plot

I'm plotting this function: Plot[(2 (l/2 π)^2 ((2 π f)/c)^2 /. {f -> (f 10^9), l -> .01, c -> 3 10^8}), {f, 17.5, 26.5}] but it does not plot ...
6
votes
1answer
2k views

Behavior of expression evaluation in Plot

I'm confused with Mathematica's way of parsing expressions. I've been struggling with this for a while and never found an exhaustive answer, sometimes things don't parse the way I think they would ...
6
votes
1answer
839 views

PlotStyle does not work when plotting a non-evaluated list of functions [duplicate]

When a list of functions is passed to Plot in an unevaluated form (e.g. with Through), the result is a plot with single color. <...
5
votes
1answer
1k views

Fitting one function to another

I'd like to see how close I can fit an exponential function to a cosine function in the domain of $\;-\frac{\pi}{2}$ to $\frac{\pi}{2}$ in the least squares sense. ...
4
votes
1answer
572 views

How I style and label individual curves in a ParametricPlot? [duplicate]

I have what I think is a ParametricPlot that is no different in structure from the example for explicitly styling different curves provided in the documentation: <...

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