Specify and control how Mathematica formats its output, including rich text, equations and graphics.
25
votes
3answers
489 views
How to “Copy as Unicode” from a Notebook?
I spent some time manually editing a post replacing Mathematica ASCII \[Alpha] with Unicode α. I did this by laboriously ...
19
votes
5answers
639 views
Rationalize the Denominator by Default
In Mathematica 7, if I input Sqrt[2/7], Mathematica outputs $\sqrt{\frac{2}{7}}$, but I want it to output $\frac{\sqrt{14}}{7}$ instead. How do I make Mathematica output values without radicals in the ...
18
votes
7answers
552 views
How do I get my equation to have the form $(x-a)^2 + (y-b)^2 + (z-c)^2-d = 0$?
I want Mathematica to express the equation $$-11 - 2 x + x^2 - 4 y + y^2 - 6 z + z^2=0$$ in the form $$(x - 1)^2 + (y - 2)^2 + (z - 3)^2 - 25=0$$ How do I tell Mathematica to do that?
17
votes
1answer
180 views
hat not big enough
I like to use Mathematica text cells for creating draft technical documents. When entering equations in a text cell, the ^ (hat accent) does not dynamically adjust its size to fit. It looks good if ...
16
votes
4answers
415 views
How do I introduce a new variable in a trigonometric equation?
I have the trigonometric equation
\begin{equation*}
\sin^8 x + 2\cos^8 x -\dfrac{1}{2}\cos^2 2x + 4\sin^2 x= 0.
\end{equation*}
By putting $t = \cos 2x$, I have
\begin{equation*}
\dfrac{3}{16} t^4+ ...
16
votes
5answers
487 views
Formatting a fraction as a mixed number
Is there a command that will take a rational number and rewrite it in a mixed-number-like form? That is, I'd like to apply a command to something like 10/7 and get ...
13
votes
4answers
887 views
sprintf() or close equivalent, or re-implementation?
Is there a sprintf() command (some command that takes a printf-style format string and a list of values to insert into the ...
13
votes
4answers
309 views
How can I turn off SingleLetterItalics in PlotLabels, etc, when the Options Inspector won't do it?
One of the requirements set for the graphing project I am working on is that plot and axis unit labels sometimes need to include superscripts. Here is an approximately minimal example (I have some ...
13
votes
1answer
149 views
Width-dependent MatrixForm
When writing fractions, Mathematica has a quite intelligent behaviour: If the fraction gets too long to fit on the width of the notebook, it is automatically replaced by ...
12
votes
4answers
317 views
Constructing a list that includes a leading zero (01,02,03 … 55, 56, etc.)
I am constructing a list for use in file operations. Say I want to create list which contains values from 01 to 87. The kicker is that the first nine integers need ...
12
votes
3answers
264 views
How to keep Collect[] result in order?
For example,
Collect[(1 + x + Cos[s] x^2)^3, x]
gives the result
...
11
votes
3answers
382 views
Converting a large floating-point number to a single-line string
When I feed a large (or small) enough floating-point number to ToString, it produces a two-line string, with the first line containing only the exponent of 10:
...
11
votes
4answers
1k views
Remove tick labels, but retain tick marks in RegionPlot (and related functions)
I would like to remove the numbering on the axes of the following RegionPlot. I would like to keep the tick marks but drop the numbering, I haven't figured out how ...
11
votes
2answers
399 views
Why doesn't PlotMarker option None return no PlotMarkers?
After reading the PlotMarkers documentation it seems to be all or nothing. For example if you wanted markers on some of you lines the code below seems ...
11
votes
1answer
220 views
How one can programmatically transform a text into Gothic, DoubleStruck, or something similar?
In the pieces of text created programmatically I would like to be able to fix that the text is done in one of the styles available in the special characters palette, such as Gothic. It may be useful ...
11
votes
1answer
291 views
Rearranging a Polynomial
In Mathematica 8.04 on Windows, I want to display a formula in standard textbook format. The formula is the variance of an $N$-security portfolio. For two securities it is:
...
11
votes
2answers
221 views
Notebook formatting - easier descriptions for equations and results?
When I do computations in mathematica, I generally try to make it readable for myself-in-the-future. This can be a cumbersome task in mathematica, where it often requires me to switch betwee a text ...
11
votes
1answer
210 views
Formatting and printing lists with Mathematica scripts
I'm just starting out with Mathematica and I'm using MathematicaScript rather than the GUI. However, I'm having trouble formatting a list when printing it.
Suppose ...
10
votes
6answers
435 views
Annoying display truncation of numerical results
I have a lot of data to inspect. An example of a number in my program is
123.189094
This gets displayed as
123.189
...
10
votes
7answers
252 views
Question about evaluation control
I want to make a function that takes a function as a parameter and prints an integral with the function inside. I've tried this:
...
10
votes
3answers
275 views
Vertical alignment of FrameTicks Text
The text box of a FrameTick/Tick is, by default, vertically centered on the tick mark.
Is there a way to adjust the vertical alignment of FrameTick text? Specifically, along the lines of Baseline, ...
10
votes
2answers
141 views
Unsatisfactory view of Panel, when transformed to pdf
I like very much to wrap Mathematica images by Panel, which gives many of them a much better view. To be precise, if image is some illustration, plot etc. I would ...
10
votes
1answer
297 views
How to put terms in lexicographic order?
Is it possible to have terms like f[w-c] be formatted like this and not like f[-c + w]. I use Mathematica (7.0) for simplifying ...
10
votes
3answers
279 views
Labeling plots without evaluation
This is my first question here so please excuse my mistakes.
Let us consider a rather contrived example:
...
9
votes
2answers
754 views
About the number format in ticks
I want to LogPlot a function, but I have the trouble in the number format in the ticks.
For example,
...
9
votes
3answers
283 views
How to format numbers with at least one figure after the decimal point
I'm searching for a way to get Reals formatted with at least one figure after the decimal point. So e.g. 3. should be printed as 3.0 and ...
9
votes
4answers
169 views
Leave expression tree formatting the same when a replacement rule is applied
If I type e1 := 3 x + 2 (1 + y) z // TreeForm, I get an expression tree. If I then type e1 /. x -> 3, I get another ...
9
votes
1answer
214 views
How can I add row and column header images to my TableForm output?
I am experimenting with the Eigenfaces algorithm and have my notes and experimental data collected in a Mathematica notebook. The result of an experimental run is a table of scores, where the smallest ...
9
votes
2answers
310 views
Mathematica Sec and Csc
How can I prevent Mathematica from using the "old fashioned" functions "Sec" and "Csc"?
In Germany these functions are "old fashioned" as they are not taught anymore at school.
9
votes
1answer
113 views
Notebook vs. DocumentNotebook; display a Notebook inline, like a DocumentNotebook
If you evaluate a DocumentNotebook[] expression in the front-end, it nicely displays inline, inside of an output cell in the current notebook:
For my purposes, ...
8
votes
4answers
370 views
Show path with arrows in a matrix
I have a matrix, for example, 5x5 matrix Partition[Range[25], 5]. And I am given a list, for example:
...
8
votes
5answers
305 views
How to display equations without Mathematica simplifying them?
Say I'm trying to make a simple multiplication table and used
Table[i"x"j"="i*j,{i,1,9},{j,1,9}]
I'm trying to make it so that I can get a table of equations, ...
8
votes
3answers
202 views
Quickly display a color graphically
When manipulating colors, the output is shown as a textual expression like Hue[1/5], RGBColor[2/3, 1, 1/3], ...
8
votes
2answers
207 views
Soft-Match String Comparison
I have a list of names in which I would like to check for duplicates. However, within the list, the duplicates may not show up as exact duplicates of each other - for instance,
...
8
votes
5answers
184 views
How to resize the text content of a grid with it?
I am in a resizing mood these days. This code works quite well, up to a point.
...
8
votes
3answers
599 views
Way to improve “show me this decimal number to M places, don't use scientific notation”?
The best way I can come up with to say "show me this fraction as a decimal number to M places, don't use scientific notation" is:
...
8
votes
3answers
201 views
Grid without lines, but with dots
I want to build a grid to look like the top-left table shown below, but without an outside frame.
Here is what I've tried to do:
...
8
votes
4answers
558 views
Formatting a number with fixed number of significant digits
I need a formatting function (say format[x_, n_]) which outputs numbers with fixed n significant digits without unnecessary dot. ...
8
votes
2answers
323 views
TeX and TraditionalForm
I have a little problem, and hope, with your help, I'll be able to solve it.
As you got from the title, I have some trouble with TeX in Mathematica. Imagine, I want to output a nice DisplayFormula, ...
8
votes
3answers
215 views
Inconsistent display of TraditionalForm in version 9
After installing version 9, the default style sheet uses Arial font in text and formula cells. So far, so bad. At least one would hope this is done consistently.
But now I see this:
You can see ...
7
votes
5answers
236 views
TableAlignments->Left not working
For a very simple dataset TableAlignments->Left does not work:
...
7
votes
4answers
567 views
Bold face formatting for vectors instead of overarrows like latex \mathbf{}?
OverVector can be used to make a symbol look like a vector in text sections of documents. I happen to like bold symbols for vectors better, as in latex ...
7
votes
2answers
619 views
Printing a string in a Mathematica script
Here's a simple script saved in the file hello
#!/usr/local/bin/MathematicaScript -script
Print["Hello world"]
I can then run ...
7
votes
2answers
131 views
GridBox/packed array behaviour
I have never used low-level formating functions, so this problem might have a simple solution. I'm currently pulling my hair out trying to solve it, however. Consider the following example:
...
7
votes
3answers
118 views
Wrapper for inexact numeric complex numbers that maintains polar form
Related question:
How can I convert a complex number a+b I to the exponent form A Exp(I phi)?
Mathematica insists on displaying complex number in form a+I b when ...
7
votes
1answer
118 views
Formatting Framed - some FrameStyle graphic directives don't work?
The FrameStyle option in Framed seems to work for some graphics directives but not others, eg:
Framed["yo", FrameStyle -> Blue]
But
...
7
votes
1answer
147 views
How to change brackets in TraditionalForm output
I'm trying to improve TraditionalForm's output by using different brackets when there are more than one. For instance, instead of $u(v(r(b))))$, I'd like to get ...
7
votes
3answers
134 views
Making large tables easy to read with frozen headings and scrollbars [duplicate]
I would like to represent a table containing a large amount of information in such a way that I can (a) use scrollbars and (b) have table headings that don't scroll off the screen [just like the Free ...
7
votes
1answer
173 views
Can the Notation function support complex structures on its left hand side?
In my investigation of the possibilities offered by the Notation package, I came over a limitation in the complexity of the left hand side symbol. For instance, although I am able to enter
...
6
votes
4answers
179 views
How do I display an expression with negative powers?
How do I display an expression with negative powers? Mathematica seems to always invert a term with a negative rational power. None of the following work:
...
