Questions dealing with optional named arguments of Mathematica functions.

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4
votes
1answer
269 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 ...
1
vote
2answers
109 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 ...
1
vote
0answers
273 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
639 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
300 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: ...
6
votes
1answer
2k 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 ...
2
votes
1answer
531 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 ...
2
votes
0answers
176 views

EventLocator with LSODA?

Is the EventLocator option not compatible with LSODA on NDSolve. Below is what I tried to do ...
4
votes
1answer
160 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 ...
8
votes
2answers
255 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
84 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). ...
4
votes
2answers
125 views

Problems with setting style options

Consider the following: FirstOutput=Style["Test", FontSize -> 20] SetOptions[Style, FontSize -> 20]; SecondOutput=Style["Test"] I would like the string ...
9
votes
1answer
508 views

Running an initialization cell on Mathematica start up [duplicate]

I am writing a bash script to run a bunch of Mathematica .nb files serially. So I thought I'd convert my Mathematica cells into ...
7
votes
3answers
223 views

Get unevaluated option value?

This is kind of a follow-up to this question. I want to be able to define a function that takes an option, and then, inside the function, retrieve and test the unevaluated value of the option. For ...
2
votes
2answers
1k views

Automatically return output using decimals instead of fractions

I have a mathematica file with an algorithm that feeds another program with data. my problem is that some times (randomly) the output is in fraction instead of decimal. The other program (java) does ...
5
votes
2answers
479 views

Evaluating an If condition to yield True/False

I would like to decide whether an option passed to my custom function has the value Automatic or something else. This is my attempt: ...
5
votes
3answers
304 views

How to preserve clipping when exporting a framed histogram with font embedding?

I work with histograms and would like to export it to EPS format. I've noticed that my exported image loses the PlotRangeClipping option that I set up when I export the plot. This is true for at least ...
3
votes
0answers
88 views

AbsoluteOptions of a Histogram with PlotRange [duplicate]

Possible Duplicate: Mathematica: Retrieving PlotRange from Histogram I would like to evaluate the AbsoluteOptions of one of my ...
9
votes
1answer
241 views

SplineDegree->1 does not work with BezierFunction?

This works (SplineDegree -> 2) ...
2
votes
2answers
144 views

Custom function not returning any output

I'm trying to write a custom function but it isn't returning any output. Here's my code so far: ...
3
votes
2answers
507 views

X label in GraphicsColumn is cut off

I'm trying to use GraphicsColumn to plot two curves with very different ranges. for example, ...
6
votes
2answers
335 views

Passing unquoted strings (poor man's enumeration)

I would like to be able to pass an unquoted string as a parameter to a Mathematica function [that I am writing] and have it show up without evaluation if the string happens to be defined. Thus I would ...
-1
votes
1answer
177 views

GatherBy Option to group results?

How can GatherBy be programmed to take an option to group results as follows: ...
6
votes
0answers
71 views

SetOptions for every new notebook [duplicate]

Possible Duplicate: Mathematica “prelude” I'd like every plot to have a frame and Helvetica labels. I'm satisfied with ...
9
votes
1answer
640 views

How to tell mathematica not to resolve stiffness issues

Very often I solve partial differential equations that are nonlinear and could be up to 4th order. In these cases, it is usual for the solution determined by ...
7
votes
0answers
174 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
1answer
161 views

Graphics, PlotRange and/or PlotRegion

Consider the following snippet of code: ...
0
votes
2answers
328 views

Plotting with NDSolve`StateData`

This question is a continuation of this. As answered by J.M., I am able to iterate a solution. However, I am unable to plot it. I am sure that this has to do with my inability to understand how the ...
11
votes
2answers
575 views

About number truncation of ticks display in ListPlot

In my problem, I need to plot a figure in a relatively small region of the $x$ axis, e.g., ...
16
votes
4answers
674 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).
11
votes
1answer
212 views
5
votes
1answer
108 views

Remove CellMargins option from many cells

I have a very old notebook in which many cells had the CellMargins option set manually. What's the easiest way to remove all those manual option settings?
10
votes
2answers
317 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 ...
9
votes
3answers
382 views

Dealing with nested options

OptionValue allows for recent versions of Mathematica (I think as from 7) to easily access optional parameters if they are explicitely given to a function or their default values otherwise. For big ...
11
votes
1answer
245 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 ...
10
votes
1answer
150 views

Figuring out how AbsoluteOptions works with Graphs

I am puzzled by how AbsoluteOptions works with Graph objects. I would have expected that one could use it to obtain all the ...
11
votes
2answers
494 views

Factorizing polynomials over fields other than $\mathbb{C}$

I'd like to take a polynomial in $\mathbb{Z}_5[x]$ of the form $ax^2+bx+c$ and factor it into irreducible polynomials. For example: Input... x^2+4 Output... ...
12
votes
1answer
326 views

Function as an option to a function

I am new to mathematica ,so this question may seem a little naive. I know how to use the option as an argument to a function, we can define an option by using ...
5
votes
0answers
679 views

Controlling the time step in NDSolve?

I generally use NDSolve for stiff non linear partial differential equations of 4th order. I find that a BDF1 method generally does well to placate my beast of a PDE. I've also tried out ...
6
votes
1answer
321 views

What does MaxStepFraction do?

I find that with NDSolve[...] while solving a partial differential equation, changing the MaxStepFraction from ...
8
votes
1answer
334 views

Setting the DifferenceOrder Option

I've been playing around with Method in NDSolve[...] and can't quite seem to figure out how to force ...
44
votes
2answers
2k views

Extract values for ViewMatrix from a Graphics3D

Under More Information in the help page of ViewMatrix the following entry can be found With the setting ...
12
votes
3answers
951 views

Number format of axes in a plot

How can I have a conditional format of the values appearing in the axis of a plot ? I have in mind the number format options available in Excel for plots as described here ...
6
votes
2answers
657 views

How to set the NDSolve method to LSODA

I notice that off all the Method options available for NDSolve[...], LSODA is invoked quite ...
20
votes
1answer
592 views

Publishing results obtained in Mathematica

I've been using Mathematica to solve nonlinear partial differential equations for my doctoral research for the last 2 years or so. I am not an expert in Mathematica or mathematics and I am an engineer ...
16
votes
2answers
3k views

How to save plots in grayscale

As sophomoric as this question seems, how should I save plots in grayscale in Mathematica? I generally like eps images for their scalability and I use ghostscript or other third party perl scripts ...
11
votes
1answer
2k views

What method does NDSolve use for solving PDEs?

What is NDSolve's mode of operation? I use it to solve partial differential equations and never gave it too much thought. Recently, I came across this question. ...
9
votes
2answers
894 views

Labels and tickmarks inside Frame

Is there a way to force Plot and related functions to place the tick labels inside, rather than outside a frame? For example, consider, ...
12
votes
2answers
450 views

Saving a notebook without output lines

Is it possible to change the way Mathematica saves so that Out[] lines are never included? I have a .nb file that processes a ...
10
votes
3answers
748 views

Passing down arguments

In R, one can use ... to pass arguments down to another function. For example ...