Questions dealing with optional named arguments of Mathematica functions.

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14
votes
2answers
291 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
91 views

How can this function's options be used in different places? [duplicate]

I wrote this function to make a ListPlot where the points are colored by a third argument. ...
28
votes
1answer
308 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
190 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
104 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
157 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 ...
3
votes
1answer
122 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
268 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 ...
4
votes
1answer
254 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
114 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 ...
10
votes
2answers
320 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, ...
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 ...
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
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
630 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
299 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 ...
16
votes
2answers
649 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
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
159 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
241 views

SplineDegree->1 does not work with BezierFunction?

This works (SplineDegree -> 2) ...
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
495 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 ...
5
votes
3answers
302 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 ...
5
votes
2answers
473 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: ...
7
votes
3answers
220 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 ...
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 ...
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
503 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 ...
15
votes
3answers
384 views

How can I set Grid alignments using numbers?

There is an example in the Alignment documentation (it also appears in the Grid documentation): ...
9
votes
1answer
636 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 ...
-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 ...
11
votes
2answers
491 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... ...
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 ...
5
votes
0answers
669 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 ...
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 ...
6
votes
2answers
653 views

How to set the NDSolve method to LSODA

I notice that off all the Method options available for NDSolve[...], LSODA is invoked quite ...
0
votes
2answers
326 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 ...
1
vote
1answer
160 views

Graphics, PlotRange and/or PlotRegion

Consider the following snippet of code: ...
7
votes
1answer
234 views

Setting up TextStyle with initialization cells in Mathematica 6+

It used to be quite straightforward to change the default settings of a notebook in terms of inputs, outputs, text styles and font sizes in previous versions of Mathematica using initialization cells ...
8
votes
1answer
332 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 ...
6
votes
1answer
320 views

What does MaxStepFraction do?

I find that with NDSolve[...] while solving a partial differential equation, changing the MaxStepFraction from ...
11
votes
2answers
571 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., ...
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?
9
votes
3answers
378 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 ...