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

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5
votes
1answer
124 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 ...
1
vote
2answers
240 views

Output format in MatrixForm

I have a correlation matrix, which I want to display in the following format: 2 decimal places (e.g., -0.56) number signs "+" and "-" (e.g., +0.76 or -0.34) I've tried many different things, but I ...
2
votes
0answers
196 views

Negative power instead of fraction

Solve returns a solution in the form {{x->y/a^2 + y^2/a^7}}. Since I want to process the input (with another program) in terms of Laurent polynomials, I would ...
3
votes
1answer
114 views

How do I edit the background of Axis labels in my plot?

I'm using the standard report stylesheet in Mathematica and when I output a plot, I've set it up so that I get a white background, however the axis labels still have a gray background. How do I change ...
1
vote
1answer
125 views

How to apply multiple format to a list

I have a nested list like matrix = {{1.2345664, 2.38673956, 3.567846}, {0.00034554, 124.4554654, 6.34543}, {0.0000233, 244.34454, 2}} and I want to apply ...
1
vote
3answers
1k views

Write a table to a file

I want to compute a multidimensional table in Mathematica and write it to an external file. Here is a simple example. I have three lists x, ...
5
votes
3answers
390 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 ...
1
vote
2answers
154 views

Help on output formatting

Again, I am writing homework sheets. I have tried ...
-1
votes
1answer
114 views

Dynamically show a specific number of the fractional part's digits

What is the fastest way to cut off all n z digits of the fractional part of a real number? (For example 12390.20934230) I came up with this so far: ...
9
votes
3answers
463 views

How do I get a two-term polynomial with a leading negative sign to display in the correct (i.e. textbook) order?

The first three expressions evaluate as expected and the polynomial is displayed in what I would call "textbook" form. The last expression, however, switches the order of terms. Mathematica employs ...
0
votes
1answer
85 views

Formatting Equation Output Neatly

I looked around and couldn't find the answer to this anywhere, so I'm sorry if this is a bad question - I'm pretty new to mathematica. I wrote a program to help me compute some annoying series ...
11
votes
2answers
379 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, ...
7
votes
3answers
178 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 ...
6
votes
4answers
430 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: ...
-3
votes
2answers
230 views

How to output Mathematica Lists as a Table to a file?

Given the following List: ...
4
votes
1answer
115 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 ...
2
votes
1answer
109 views

How to change the output format of a built-in function

Is it possible to change the output of build-in functions? I would like to change the output for IdentityMatrix[n] to "I", so I tried ...
4
votes
1answer
100 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 ...
21
votes
7answers
857 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?
0
votes
1answer
202 views

Giving value to a constant so that Mathematica simplifies the answer without having to do the whole operation again

I am doing some nasty integrals trying to fill in a matrix, and to save computation time, I set my hbar to be a constant of undefined value, so the answer it spits out consists of a real number plus ...
7
votes
2answers
672 views

How to change an expression to Fortran90 form?

I have a large expression produced by Mathematica. To use this expression in my Fortran program I need to change it to a Fortran90 form. I am not satisfied with the ...
5
votes
1answer
196 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 ...
9
votes
2answers
258 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 ...
4
votes
4answers
3k 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 ...
0
votes
2answers
133 views

How to get special solutions of this system of equations?

I only want to get all the solutions of this system of the solutions with a value of $k$, we have the same values ​​of $m$ ...
6
votes
3answers
256 views

How to make rational expressions formatted using FractionBox

This is what I get using Mathematica 9.0.1. Instead I want this: I know how to use MakeBoxes, Format and I thought this code would work: ...
7
votes
1answer
287 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 ...
1
vote
1answer
307 views

How to copy/paste an OverHat symbol into Microsoft Word 2010 properly?

I have problem with output traditional form of sign above the constant. When I copy/paste in word it is far away up. Is there solution for this? ...
0
votes
0answers
77 views

How to get a more traditional-looking for protected constants [duplicate]

Is there any solution to make rule to export as a traditional form protected constants. Here is example which doesn't work. ...
0
votes
0answers
183 views

How to display detailed output in Mathematica [duplicate]

Possible Duplicate: Get a “step by step” evaluation in Mathematica How does Mathematica integrate? I want to display more detailed output from a calculation. The default command for ...
1
vote
0answers
169 views
0
votes
3answers
339 views

Removing -> from list of numbers [duplicate]

Possible Duplicate: Best way to extract values from a list of rules? If I have a vector v = {x->1.03, x-> 2.01, .... }, and I want to use an element in the list, I can get an element as ...
3
votes
2answers
193 views

How to remove border points from InputForm?

I have this code, and it generates the below ListStreamPlot. The second graph is the ListStreamPlot overlaid with the points ...
2
votes
1answer
144 views

Representation of product with exclusions

Is there a nice way to define output formatting for my expression, a product from n = k to j with ...
2
votes
1answer
129 views

What's the difference between the following two codes?

I have two codes to find the integer numbers $m$, $x$, $y$, $z$ in the system of equations. First code ...
1
vote
1answer
86 views

Trig angles simplifying in worksheet

I would like to generate a table of trig questions such as: ...
6
votes
2answers
307 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 ...
3
votes
1answer
272 views

How can I export specific data into different pages in .PDF format?

I have made various Grid-s and arranged them column-wise in another Grid. All Grids are ...
8
votes
3answers
247 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: ...
2
votes
2answers
210 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, ...
9
votes
3answers
361 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 ...
3
votes
1answer
184 views

How to see a long output expression

I often run into long expressions in the process of solving equations. To go forward I need to be able to eye-ball the expressions to make some substitutions or use some existing relations I know to ...
13
votes
3answers
575 views

How to keep Collect[] result in order?

For example, Collect[(1 + x + Cos[s] x^2)^3, x] gives the result ...
8
votes
3answers
217 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], ...
3
votes
1answer
106 views

Force ellipsis to print an end of an expression

For pedantic reasons I want to display an infinite sum of fractions in fractional form (i.e. as 1/x not as x^(-1)) with an ellipsis at the end of the expression. I have tried a number of ways and ...
2
votes
2answers
409 views

I get weird <<…>> symbols in my output — what does it mean?

After I input the following: data = Table[{3 + i + RandomReal[{-3, 7}], i + RandomReal[{-2, 5}]}, {i, 1, 20}]; model = LinearModelFit[data, x, x] I got ...
4
votes
3answers
547 views

Simplify function notation

I have some calculations with arbitrary functions. In the output, Mathematica always shows the functions with its arguments. I would like to tidy the notation a bit, by hiding the arguments in the ...
1
vote
1answer
589 views

How to export CSV from Mathematica?

I have previously been using logf[x_, y_] := f[x, y] /. v_ :>(PutAppend[Unevaluated[f[x, y] = v;], "out.txt"];); which produces output like ...
1
vote
1answer
223 views

Export image data precision

I'm sure there is a very easy way to control this, but I have been searching for an hour now without luck. I plot a function and export it to get a table that I can use in TikZ. ...
2
votes
2answers
313 views

Awkward output of TeXForm

When I try to format a number that has a big exponent with TeXForm the following happens: ...