# All Questions

200 views

### DateList coupled with String Operations

Through some webscraping, I have the following list: ...
915 views

### RevolutionPlot3D: but NOT revolving about the z axis

I want to demonstrate generating a solid of revolution by revolving a planar region about, say, a horizontal axis. However, RevolutionPlot3D doesn't seem to have an ...
246 views

### Rough edges plotting a surface

I'm trying to use SphericalPlot3D to create some images of a surface but I get some rough edges on the surface around the boundary. However, after rotating the ...
519 views

### Interpolation of mostly-structured 3D data

this question relates to interpolation of 3D data and Improved interpolation of mostly-structured 3d data I have an irregular 3d data set that is quite large (around 70,000 triplets---let's call it ...
1k views

### Generating evenly spaced points on a curve

In the KnotData package a simple command such as points = Table[KnotData[{3, 1}, "SpaceCurve"][t], {t, 0, 2 Pi, 0.1}]; will ...
219 views

### Taking only particular subsets and doing calculations

I have subsets formed from a list using the Subsets command and want to do a particular calculation, lets say subtraction using the ...
344 views

### Comparing the last output of a nested function with all the previous ones

my main question is how I can compare the last output of a nested function with all the previous ones and stop iterating when I find a repeating value. (I have 2 other questions but I think they are ...
159 views

### How to add label to a plot in PopupMenu which does not change the plot size

I am facing a problem in adding a label to a PopupMenu. I have two plots a and b of same size. But when I am adding label to them in ...
477 views

### Can RowReduce work in this matrix?

The matrix $Q$ with dimensions $n\times2*n*m$ is structured by $$Q=[B|AB|\cdots|A^{2*n-1}B]$$ where $Q$ is an augmented matrix built from a $3\times3$ matrix, $A$, and a $3\times2$ matrix, $B$. I ...
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230 views

### How to abbreviate context names?

It's convenient to abbreviate often-used function names, eg Dim = Dimension. Is it possible to abbreviate long context symbols, e.g. Combinatorica when the context ...
172 views

### Recovering vertex names from Combinatorica Graph

According to WRI tech support: Combinatorica functionality is not technically deprecated, though it is our hope that future versions of Mathematica will subsume it entirely by incorporating its ...
124 views

### Why are some Buttons not working in CDFPlayer?

I have two Buttons within a single panel. My problem is that after deploying that panel, the second Button is not working in the ...
182 views

### How to import numbers or protected signs from .txt?

I'm new here, so please apologize any formal errors. I stumbled upon a somewhat simple problem. I want to import plain numbers or protected signs like Pi, ...
164 views

### Working around behaviour of EdgeRenderingFunction

One can make graphs GraphPlot[{1 -> 2, 2 -> 3, 3 -> 4, 4 -> 5, 5 -> 1, 1 -> 1, 5 -> 5}] and one can generalize the input such that one ...
187 views

634 views

### Local variables in Module leak into the Global context

From the Mathematica documentation on Module: Module allows you to set up local variables with names that are local to the module. But after using ...
230 views

### ListPlot Inset coordinates problem

Inset seem better suited for ad-hoc labels and legends than for precision, programmatic placement of annotation. Given the following 'bottom-up' graphic expression: ...

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