Questions dealing with optional named arguments of Mathematica functions.
10
votes
2answers
229 views
What do the options of SmoothKernelDistribution do?
The function SmoothKernelDistribution has three options that are not described in too much detail in the Mathematica's help window.
InterpolationPoints: What is ...
7
votes
2answers
80 views
How to show wireframes on imported Object / Mesh (.obj file)
I've managed to import a Wavefront (.obj) file and store it in a variable like so:
...
7
votes
1answer
53 views
Creating a NearestFunction that returns an index
I use Nearest repeatedly for large data sets. For example
pts = RandomReal[{-1, 1}, {1000, 3}];
Nearest[pts, {0, 0, 0}]
I ...
1
vote
2answers
83 views
Reversing the ColorScheme used in an ArrayPlot and setting the font size in the color bar
I have a matrix of data that I am plotting via ArrayPlot.
...
4
votes
0answers
61 views
ShowSelection color
The color of a selection is controlled by the operating system. E.g., enter the following code in separate cells.
...
7
votes
2answers
323 views
Solving/Reducing equations in $\mathbb{Z}/p\mathbb{Z}$
I was trying to find all the numbers $n$ for which $2^n=n\mod 10^k$ using Mathematica.
My first try:
Reduce[2^n == n, n, Modulus -> 100]
However, I receive ...
9
votes
3answers
128 views
Pass by reference for an option argument
Pass by reference can be faked by using HoldAll or something similar in the definition of a "Function". But can pass by reference be faked for symbols passed as ...
2
votes
1answer
136 views
Can we give Mathematica hints for symbolic sums and products?
I have this question at MO and I would like to know if we can give hints to get the symbolic sums and products to come out as $\frac{6}{\pi^{2}}\pm\epsilon$ instead of $0.60792710...$ accurate to ...
2
votes
1answer
49 views
Reuse ParametricPlot3D plotting options [duplicate]
I create several ParametricPlot3D's that all should look the same: BoundaryStyle -> Thick, ...
11
votes
1answer
182 views
What's a good style for inheriting Options[] of built-in function?
Options[myPlot] = Options[Plot];
myPlot[args___] := ...
When defining a "wrapper" function like the above, I'd like it to inherit the ...
2
votes
2answers
88 views
How to find out if invisible notebooks are still open
If I create a notebook CreateDocument and I set options such that Visible -> False, is there any way to tell if it's still ...
0
votes
1answer
89 views
Is it possible to modify the tick marks in BarChart plot?
I need to specify the length of the tick marks on the x axis in a BarChart plot:
...
10
votes
1answer
93 views
Why are some option values symbols, other strings?
Is there a rationale, beyond historical accident, why some Mathematica option values are strings, while others are symbols?
It seems natural that some value spaces, e.g. named color schemes, are so ...
0
votes
0answers
19 views
Define a Plot3D function with custom options [duplicate]
I am trying to define a Plot3D function with custom options, following (this previous SE question), but I'm running into a brick wall. I've narrowed the problem to the following 'toy' code:
...
10
votes
3answers
464 views
Passing down arguments
In R, one can use ... to pass arguments down to another function. For example
...
8
votes
1answer
120 views
How can I add a background to a stylesheet?
In version 9 we can set the background to an image, however I'd like to save this into a stylesheet that can be installed.
9
votes
2answers
118 views
Function with custom Options and modified Options for built-in Symbols
I couldn't find a more descriptive title, but I guess an example will explain my problem.
I set up some customized Grid function including some additional ...
47
votes
4answers
2k views
Functions with Options
Suppose you want to create a function which has optional arguments.
Maeder's book "Programming in Mathematica" covers the topic extensively up to version 3, but some things have changed/evolved since ...
12
votes
1answer
116 views
How do I get a list of allowed values for an option?
When using Mathematica how can I get a list of the allowed values of an option? As an example I can use the Options command as follows -
...
6
votes
2answers
153 views
Is there a way to programmatically set global preferences?
Can I set global preferences that are accessible via "Edit"->"Preferences" programmatically from within a notebook?
As learned from this question, turning off anti-aliasing can make a huge difference ...
8
votes
2answers
148 views
How can automatic ticks be made “outie”?
By default, FrameTicks stick into the data area in a way that is sometimes uncomfortable.
...
1
vote
1answer
324 views
Linear Solve with Modular Arithmetic
I am interested in using LinearSolve[m,b] which will find a solution to the equation $m.x=b$, where I am in mod 2 arithmetic. Is there any way to perform this ...
18
votes
2answers
180 views
Evaluation of OptionValue[]
I have a function that takes an OptionsPattern and I want to access several options, say a, and ...
1
vote
0answers
116 views
How to use If with long instructions?
I would like to execute the following code, in which if the condition is true it should execute two instructions instead of one. When I run the code the instructions are executed, but no result is ...
60
votes
4answers
1k views
How can one find undocumented options or option values in Mathematica?
Mathematica has a lot of undocumented or poorly documented options.
How does one go about working out if there is an undocumented option that might solve a particular problem?
How does one work out ...
14
votes
2answers
243 views
Why doesn't Mathematica use uniform criteria for validating Options?
Plot[Sin[x], {x, 0, 1}, pp -> 0]
Gives as expected:
Plot::optx: Unknown option pp in Plot[Sin[x],{x,0,1},pp->0]. >>
However:
...
2
votes
0answers
70 views
How can this function's options be used in different places?
I wrote this function to make a ListPlot where the points are colored by a third argument.
...
24
votes
1answer
221 views
Quickly look-up usages, options and attributes of symbols
When I'm writing code in the front-end, I find myself very often looking up the list of options of a symbol over and over again in the documentation center. In most cases you find there a list of ...
1
vote
2answers
126 views
Filling for ListPolarPlot
I want to use Filling for ListPolarPlot in such a way that the points in the list are joined to the origin with a line colored ...
3
votes
0answers
79 views
How do I add options to a built in function, which only apply to a certain class of argument?
I'd like to add an option to a built-in function that only applies when it is given an argument of a certain form.
For example, something like this approach to extending ...
5
votes
2answers
126 views
How is OptionsPattern[] defined? Can I replicate this?
I am writing several functions which all take similar input parameters (a complicated nested list structure). Is there some way for me to define a pattern that can be used in multiple places and ...
7
votes
1answer
122 views
Pass Options to Export[]
I'm working with Options to change the look and feel of some generated Graphics by passing Options to several functions, one of them being Export[]. For example if
...
3
votes
1answer
70 views
How to grab CellTags from a Cell?
I am in the process of creating a palette for a specialised "Save as HTML". For context please see this.
How can I grab the CellTags from a Cell[...] object? This is my first iteration, aka testing ...
4
votes
1answer
154 views
Is there a way to globally set when to treat a very small number as zero?
I understand that I can use Chop to force a very small number to be treated as 0 and can use ...
3
votes
1answer
164 views
Can Mathematica check spelling during typing?
I can't see a way to get Mathematica to check my spelling as I type. Is this feature not supported? I've done everything I can think of with my options:
Is there a setting I'm missing?
1
vote
1answer
83 views
How do I find the value of specific printing options?
I'd like to programmatically save (and then temporarily change and restore) specific printing options. I get as far as
Options[Notebook, PrintingOptions]
but ...
9
votes
2answers
197 views
Determining the default Method used in optimization and root-finding algorithms
Is it possible to extract the Method which is used in functions like NMinimize, FindRoot, ...
12
votes
3answers
422 views
How to plot a curve with border around the line?
This can be useful if the curve is passing over both dark and light backgrounds (like well-done subtitles in movies).
1
vote
2answers
91 views
How can I define an option “packet” for plots so I can only alter the definition and all plots with that “packet” will change appearance? [duplicate]
Possible Duplicate:
Consistent Plot Styles across multiple MMA files and data sets
So, here's my problem; I have a lot of data that is shown in different plots.
I want all the plots to have ...
5
votes
0answers
119 views
What Method options does FindInstance accept?
While answering Trouble getting FindInstance to return multiple results for certain constraints it became clear that for this problem FindInstance would be better ...
1
vote
0answers
111 views
NDSolve Convergence test failure and significant effect of DifferenceOrder on eventual results
I am solving a non linear partial differential equation with what I call free boundary conditions (solid mechanicists would know this as simply supported).
I realized that this boundary condition ...
2
votes
0answers
191 views
Set Global Maximum Precision
I'm sure this has been asked before, but I've looked around and can't figure it out:
How do I set a global maximum precision for a notebook (or in general, globally)?
I have a large notebook in ...
1
vote
1answer
142 views
Lines with label in Plot options syntax
I wrote a little function to add lines with labels to plots. It just creates customized {GridLines -> ..., Epilog -> ...} code:
...
4
votes
1answer
546 views
Fixed color scale in multiple density plots
I think there should be a simple solution for my current problem, but neither StackOverflow (or the help of Mathematica) or Google have it.
I have to plot multiple density plots with a color ...
14
votes
2answers
358 views
Plot Option Precedence while combining Plots with `Show[]`
I like to build sophisticated plots by combining simpler ones with Show[]. Typically this involves setting non-default Plot-Options with the different ...
2
votes
0answers
125 views
EventLocator with LSODA?
Is the EventLocator option not compatible with LSODA on NDSolve. Below is what I tried to do ...
2
votes
1answer
117 views
How to make a notebook that will be window maximized when open?
I use
CreateDocument[cells, opts]
to create a notebook. When the notebook is open, it has a small default windows size and I need to manually maximize it every ...
9
votes
1answer
179 views
5
votes
2answers
147 views
Manipulating OptionsPatterns[]
How do you combine OptionsPatterns?
For example, I would like to have a function that can take both options that I specify, and options for all graphs:
...
1
vote
1answer
72 views
MousePosition Scaling over a cell
I'm trying to have the button follow the mouse while within the output text cell. The scaling does not exactly work as intended (fails to follow mouse correctly).
...
