Specify and control how Mathematica formats its output, including rich text, equations and graphics.

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6
votes
1answer
519 views

Multi-column table layout the right way

How do I create book-like multi-column table formatting for a long, narrow tables in a preferably elegant way? Should I be thinking of stylesheets, instead of formatting? I guess this is a solved ...
6
votes
2answers
2k views

Formatting Ticks and FrameTicks labels with a function

Is there a convenient way to format tick labels? In this example I would like to use the default Mathematica tick intervals, but simply convert the X axis labels to strings with "s" added. As you ...
6
votes
2answers
601 views

Displaying index as subscript on output: e.g. C[i] -> C_i with Notation[…] or Interpretation[..]?

You have all convinced me not to type in formulas with subscripts. However, in order to be able to match the subscripts in my whiteboard math, I figure a 2nd best solution is to want to display ...
6
votes
1answer
2k views

Possible to export Excel formulas?

I would like to export an .XLS file complete with data and formulas. Is this possible using Export? For example, here is data and a formula :- I can import ...
6
votes
1answer
78 views

Prepare mathematica output to be parsed in Python

I have Mathematica output that I would like to parse in python so I can generate equivalent expressions. So suppose I have the following: ...
6
votes
2answers
479 views

How to eliminate the zero real part of a purely imaginary number?

In Mathematica 9, a purely imaginary number, e.g. 0.9 I, will display as 0. + 0.9i in the output form. How can I eliminate the ...
6
votes
1answer
197 views

Creating formulas for the Moodle CMS question bank

Edit I have made some progress on this problem, which is given below the question. I use the Moodle course management system for much of my teaching, and the CMS comes with a tool for creating ...
5
votes
4answers
386 views

Display a number in Mathematica 9 in periodic form

I want to display a rational number in Mathematica in periodic style. PeriodicForm isn't working anymore. It worked in Mathematica 5 and now I'm using Mathematica ...
5
votes
4answers
1k views

How can I format a table to look nice?

I have this code, but i would like to see the results well formated, How can I obtain a well formatted data with aligment?, similar to this one insted what i obatin, you can see here Here is ...
5
votes
4answers
612 views

How to transform the result of this integral into powers of $\sin\,x$?

I want to calculate the integral $I = \displaystyle\int{\cos ^5 x\, \mathrm dx}$. Using the variable $t = \sin x$, I get $$I = \sin x - \frac{2}{3}\sin^3 x + \frac{1}{5}\sin^5 x + C.$$ With ...
5
votes
4answers
263 views

Concatenating strings, unevaluated expressions and evaluated expressions/values

Maybe this is something very simple to some of you. Anyway, I think this can be useful to many others like me. I would like to build an output that involves strings, unevaluated expressions and ...
5
votes
3answers
713 views

Replace very small numbers by zero in the output of a list

I have a long nested list, but many elements are numbers of order 10^-18 or less, eg ...
5
votes
3answers
139 views

Why does TraditionalForm[Inactivate[x y]] show x * y ? instead of x y?

Given that both x and y are expressions, in my case x is ...
5
votes
3answers
317 views

How to change the color of specified digits in a number?

I've been playing with numerical approximations for irrational numbers, and would find it convenient to be able to highlight where these approximations deviate from the known correct answers. For ...
5
votes
2answers
651 views

How to receive the result of the integral $ \int\frac{1}{x}dx$ is $\ln|x|$?

When I input \[Integral]1/x \[DifferentialD]x in Mathematica, I get Log[x]. How can I make the result of the integral ...
5
votes
1answer
3k views

How to ask Mathematica to display answer in “$\LaTeX$” form

I am not sure how to explain it, but whenever I compute something in Mathematica, the output always spits back the result in a Mathematica language as opposed to easy-to-read equations. It's ...
5
votes
3answers
89 views

How to label only leaves in TreeForm?

I have a Huffman encoding represented as a list in the following manner: encoding = {{{w, d}, {o, s}}, {{{e, q}, a}, {i, j}}}; This means that ...
5
votes
3answers
518 views

Show[] combines my Graphics3D objects in an undesirable way

Thanks to those (Heike, Jens, MrWizard, and R.M.) who helped me yesterday with figuring out how to plot an EM wave. Now I am running into trouble with the Show ...
5
votes
1answer
105 views

How to specify the square-bracket analogue of MatrixForm?

MatrixForm uses "round brackets" as delimiter. These are like parentheses, but contrary to "regular" parentheses, they stretch vertically to accommodate the height ...
5
votes
2answers
1k views

How do I set the fonts for Input and Output in my stylesheet?

I'd like to change the font that Mathematica uses for output by setting the font of the corresponding style in my stylesheet; bit simply overriding the default ...
5
votes
2answers
145 views

Sorting out atom types in an XYZ file

I am trying to rewrite the output of "VertexCoordinates" such that instead of a hybrid list of atoms and coordinates that result from using the following input program, I want all coordinates of the ...
5
votes
1answer
170 views

Restrict Mathematica command to what is inside parentheses

I have a bunch of expressions like this one: $\frac{e^{-\frac{7 J}{2 k T}} \left(2 e^{-\frac{2 g H \mu _B}{k T}}+e^{-\frac{g H \mu _B}{k T}}-e^{\frac{g H \mu _B}{k T}}-2 e^{\frac{2 g H \mu _B}{k ...
5
votes
2answers
144 views

Fractions formatting in Column / Grid

Fractions are squished in GridBox: ...
5
votes
2answers
139 views

Showing AlgebraicNumber[1/2 (1 + Sqrt[5]), {-3, 2}] in human-readable way

Is there a function to show algebraic numbers in Mathematica more conveniently? I am looking for something similar to MatrixForm for matrices. For example, I would like to view ...
5
votes
2answers
118 views

Why does MakeBoxes mess up RowBox ordering?

When I use RowBox for MakeBoxes the order of the elements is changed for TraditionalForm, if there is a plus (+) in the list of elements. ...
5
votes
1answer
164 views

CellEvaluationFunction or $PreRead stripping inline cells from text cells

I want to create a textual style that has some CellEvaluationFunction that processes the contents of the cell a certain way. Particularly, it has to do something ...
5
votes
1answer
66 views

Customized FortranForm output

Let's take the following example V = (-G*Mn)/Sqrt[x^2 + y^2 + z^2 + cn^2]; Vx = D[V, x]; FortranForm[Vx] The result is ...
5
votes
1answer
137 views

New display format needed: “drag box”

I want to create a new display type, especially for numbers or text, but potentially for arbitrary objects as well. I want a "drag box" where not all of the number (object) is visible, but dragging ...
5
votes
1answer
112 views

Set PlotTheme globally?

Can one set a default PlotTheme globally? While I recognize one can make lots of workarounds to sort of do this: Go to ...
5
votes
2answers
467 views

10bits per rgb / 1024 shades of gray?

Can we display 10 bits per rgb in Mathematica? I'm using a quadro card and 30 bit monitor and can get a smooth gradient using Psychtoolbox in matlab. The following Mathematica should produce a bar ...
5
votes
1answer
346 views

How can I fix Mathematica's text line-breaking algorithm not to line-break so soon?

I have some custom plotting functions that simplify the placement of footnotes and source notes under the plot. It is important that the line length of the footnotes fills up the available space and ...
5
votes
1answer
220 views

Using CellPrint with a TraditionalForm string

I am trying to use CellPrint to print a cell that asks a user to solve an equation. This equation is randomly generated right beforehand, and I would like to have it print in Blue. The whole Cell ...
5
votes
1answer
616 views

Command to Show Full Output

I have some rather long output from a notebook I run on a remote server. There is a time limit on processes so I typically do NotebookSave[] after any important ...
5
votes
1answer
143 views

How to apply tags to expression terms?

I often see on this site and at the mathgroup the repeated questions on how to rearrange expression that Mathematica "likes" to keep in one form, but the user prefers in another. Consider this trivial ...
5
votes
1answer
400 views

Easiest Way to Use ShowGroupOpener in Mathematica

I currently edit manually the cell contents of a notebook (Ctrl+Shift+A or Cmd+Shift+A) to "recycle" cells containing the ShowGroupOpener option. Is there an easier way to create documents hiding ...
5
votes
1answer
564 views

how can I convert a Grid object to a Graphics object?

I have a figure (which is by combining different plots) that I generated using Grid[]. The problem is, I want to specify the ...
4
votes
4answers
166 views

How to get a list of pairs into the form $(x,y)$?

I want to put the solutions of the equation $y = (x + 3)/(x - 3)$, where $x$, $y$ are integers, into the form $(x,y)$. For example, $(2, -5)$ instead of $\{2,-5\}$. When I evaluated ...
4
votes
3answers
216 views

How can I suppress zero or nonzero values in a matrix?

So, if I have something like: F[IdentityMatrix[3] // MatrixForm, 1] I'd like F[] to display: $$\begin{pmatrix} 1 & ...
4
votes
4answers
312 views

Filling and Shading an Harmonic Curve

Suppose I have an equation plotted as shown: ...
4
votes
2answers
2k views

ArcTan expressed as a radian fraction?

This type of answer is what I'm looking for: In[58]:= ArcTan @ 1 Out[58]= π/4 This is what mathematica gives me: ...
4
votes
4answers
5k views

How to export data files using specific format

Very often, I have to export data files from Mathematica. These output files contain several columns and hundreds of lines with data. For the sake of the question let's create a sample list ...
4
votes
2answers
186 views

Character display color

I'm looking to cause the front end to display individual characters in a specific color, just in general, as a default sort of thing. For instance, the character "1" would always display as a red 1, ...
4
votes
4answers
94 views

How to set the output be generated in a cell different from “Output”

I would have some functions, for instance Plot, to generate their output using a different Cell's style rather than "Output". The reason is that I'm producing some documents with many images and, for ...
4
votes
2answers
296 views

Changing order of TeXForm output

I am creating Taylor polynomials and exporting them using TeXForm. When a polynomial p[x] is displayed in Mathematica, it shows, ...
4
votes
1answer
753 views

Reduce an equation by putting a new variable

I have the following equation given: $$ (26-x)\cdot\sqrt{5x-1} -(13x+14)\cdot\sqrt{5-2x} + 12\sqrt{(5x-1)\cdot(5-2x) }= 18x+32. $$ In order to solve it, I want to substitute $t = \sqrt{5x - ...
4
votes
2answers
234 views

Plots using TextAlignment with SwatchLegend to left align multi-line items

I have Legends that stretch over multi-lines and the only way I can get them left aligned is by adding white space to the end of the legend item. Does anyone know if there is a way to use ...
4
votes
1answer
107 views

How to substitute $x$ in a expression $f(x)$ but not calculate the value of the $f(x)$ at the point $x$?

I want to subtitute $x = 1$ into the expression $$f(x)=x^2 + 3 (x^2 - m^2) + \sqrt{x^2 + 1}$$ but I don't calculate the value $f(1)$, that is mean, I want $$1^2 + 3(1^2-m^2)+\sqrt{1^2 + 1}.$$ If I ...
4
votes
1answer
315 views

Frame thickness in Framed[] [duplicate]

I need to change the frame thickness in Framed[] in order to create a legend box. How can I set the frame thickness in Framed[]? ...
4
votes
2answers
497 views

specify field width in Print

I would like to format the output. For example, the following code gives ...
4
votes
1answer
119 views

Why this code is considerably slower in version 9?

I have a Mathematica code for computing and plotting the density which corresponds to a given potential. The following code was written few years ago using version ...