# Tagged Questions

Questions on typesetting and making your expressions, matrices, operators, equations or formulae look how you want them to.

620 views

### Heat Transfer equation by numerical methods

I want to solve the following heat conduction equation using numerical methods: D[u[x, t], t] -alpha*D[u[x, t], {x, 2}] == 0 u[x, 0] == 1/(1 + x^2)^0.25, u[-10, t] == u[10, t] == 0, ...
243 views

### Forcing Mathematica to typeset parentheses

I use the definitions from this post to typeset formulas in lecture slides. This is my function definition: ...
67 views

### Maintaining postfix convention for directives in notebooks

It seems to be a fairly common convention to write certain 'meta' functions in postfix form like f[x] // Simplify to keep the the mathematical content at the ...
81 views

### Is It Possible To Replicate Tab Stop Behaviour (or Even PageFooter Behaviour but in Regular Cell)

I am trying to insert a (text) cell into a notebook that replicates the behaviour of tab stops in MS Word, for example. Put differently, I have two strings and I want the one string to align on the ...
220 views

### About making a fraction “taller” [duplicate]

I encountered 2 problema with displaying formula in text format. The variables in the formula is italic, I want to change them to normal. And the fraction size is too small, I want to make it to ...
113 views

### How to robustly apply ToBoxes to a Dynamic expression?

Inserting a Dynamic object in a boxform expression messes up syntax colouring. See the following example. where the variable ...
84 views

### Extract the real components from a very large expression

Suppose I have a very long expression (>500,000 characters) which contains a mixture of real and imaginary terms. e.g ...
223 views

### Is there a way to “hold” prefix / infix / postfix notation?

Is it possible to preserve a specific style of notation in $Mathematica$ output? foo // bar (* bar[foo] *) Hold[foo // bar] (* bar[foo] *) I'm writing some code ...
634 views

### Copy and paste behaviour with Subscript

I tend to use a lot of subscripts in my code, and I am aware that copy and paste of subscripts from Mathematica to MathematicaSE (or any text editor, for that matter) is screwy in the sense that $a_b$ ...
102 views

### Why is left NumberPadding always applied in NumberForm?

I would like to display numbers like 9.0001 and 10.0001 in the fixed-width form of xx.xxxx. ...
240 views

### Programming- cryptography

I have defined the following function in Mathematica to get a SET OF m SETS (these sets are the codes {p,q,d,e,n} for the ...
240 views

### Formatting an equation on a plot

I am trying to label a plot with an equation. The problem is that Mathematica formats things almost well but not exactly. The parenthesis are of the wrong size, and the powers are not high enough. ...
112 views

### How do I toggle between the program snippet form of a displayformula and the human readable form of the equation?

I have a DisplayFormulaNumbered cell in my Mathematica notebook. If I use the Cell | Convert To menu item to convert the cell to Standard or Traditional Form, the formula is now rendered as a program ...
3k views

### Labeling points on a graph with their coordinates in parentheses

I need to create some graphs in Mathematica with a bunch of labels, such as axes labels, graph labels, etc. In particular, there must be some points that must be labeled with their coordinates. Thanks ...
452 views

### Typesetting - entering derivative in traditional form

I am trying to work out how I enter a differential in standard notation? I am familiar with using D, but everything I have tried to enter a differential has failed. ...
248 views

### Strange behavior when using Row with packed arrays

Bug fixed in 10.0.0 Today I lost a lot of time with a strange behavior and I narrowed it down to this small piece of code: ...
26 views

### Math cell symbols not in italics [duplicate]

If I type $y(x)=ax+b$ in a math cell, y, x, and b are italicized, but a and x are not. How do I make them italicized? I tried adding an \[InvisibleSpace] or a \[VeryThinSpace] in between, and it ...
366 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 ...
307 views

### User-defined usage message template; removing repeated text

In Mathematica 9.0.1, I want to write a user-defined template for a function that I wrote: myfunc ...
405 views

### How to set magnification of image to 75%

Right click on an output image, choose magnification. There are 25%, 50%, 100% etc. But how can I set to 75%?
66 views

### Extract Style Attributes from Style[]

Can you extract the Style attributes from a variable. For example: var = Style["aString", Bold, 24] You can get back "aString" by using ToString[var] but I am ...
84 views

### How to make the default table alignment “right”

The default table alignment is Center, however I would like to make it Right so that ...
271 views

### AccountingForm w/o significant figures

Basically I want to build a chart like something I would do in Excel. It should look like this: Here is the formula I'm using and what I've done so far ...
83 views

### Hyperlink shrink the image, how to make the image become original size

I found that Hyperlink[im, "something", ImageSize -> 800] The ImageSize only add some borders of my ...
86 views

### How can I control the size of exported image in HTML code under certain magnification value?

I've inserted a picture in one cell, however, when I exported the cell as HTML, the size of my image in the html tag was doubled(the image file in HTMLFiles was the same as the original image). I ...
145 views

### Embedding hidden information in styled text

I would like to convert a collection of digitized documents to Mathematica notebooks. They are formatted as XML, divided into pages. The XML contains formatting I would like to preserve, but I do not ...
198 views

### Assigning an equation as a variable

I am compiling a calculator where many slider parameters are used to define a value, where the defined value may then be reused to define another value. I am unable able to, or at least been ...
103 views

### Using the actual subscript as a variable within thecontext of definitions using the Notation package and Symbolize

I've gotten into the habit of using subscripted variables, invoking the Notation package and Symbolize. Now, I'd like to be able ...
327 views

### How to get back name of the number from Max function? [duplicate]

So I have this question, using a toy example: a={1,"this"}; b={2,"that"}; result=Max[0,a[[1]],b[[1]]] the result will be 2. However what I want to obtain is "...
48 views

### Is it possible to enclose code into collapsible/expandable regions? [duplicate]

In some programming languages (e.g. C#, Visual Basic) there are language constructs that have no effect on the execution of code whatsoever, but exist solely to allow grouping fragments of code into ...
238 views

### Pasting monospaced text into Mathematica notebook destroys aligment

I drew the little ASCII-art electronics schema below in vim. When i try to paste it into a Mathematica notebook, with: A) A code cell B) A monospaced font (Courier New) Mathematica insists on ...
323 views

### Using a table to format a grid

Ok, I can't wrap my head around this because I don't know Mathematica well enough yet, so I'm asking for help, at least a direction to explore in. I have a Grid: ...
279 views

### How to typeset a system of equations with multiple alignment points

I'm aware of how to align a system of equations on the = sign (or other single alignment point), but I'd like to align a system at multiple points so that each variable stays in its own "column" so to ...
228 views

### Iteration problem

I am trying to write a simple program - perform f1 as long as t is smaller than 800. t is ...
172 views

### How to select three points $A$, $B$, $C$ from the following list so that the circle passing $A$, $B$, $C$ has centre $(1,2,3)$?

I have the sphere $$(x-1)^2 + (y-2)^2 + (z-3)^2 = 36.$$ From the sphere, I find some points with integral coordinates. And select three points from this list so that the triangles are not right ...
51 views

### Suspend spacing between Repeated and number

The spacing of the first expression includes extra space before the 5. I would like to have the same spacing as the second line. ...
7k views

### Enlarge the axes text

Plot[Sin[x^2], {x, 0, 3}, AxesLabel -> {"x value", Sin[x^2]}] In the above code give a graph. In the graph the axes fonts are too small. My problem is that, ...
728 views

### Change base font for all graphics objects

How can I change the base font style for all graphics objects, including the ones generated using plotting functions? I would like to change this a single time and have it affect all graphics ...
267 views

### Looking for a input template for Limit

I'm using v. 8. I'm looking for a limit input template (analogous to the integral template), but I can't seem to find it in any of the palettes. Can anyone help? Edit: I'm looking for a 2D input (...
622 views

### Formatting results of a polynomial long division

I am teaching polynomial long division to my high school students. Not a pleasant topic to have to cover. I went to use Wolfram|Alpha and obviously, internally, they have a really elegant way to ...
76 views

### Avoid unnecessary truncation

Is there any way to change the general settings in Mathematica so that when I type e.g. 0.34*60000000 I get the output ...
292 views

### Padding and formatting within BaseForm

I find using BaseForm to be a little tricky. For example, if you use BaseForm and then do some additional operation all the numbers turn back into base 10, so you have do BaseForm as the "last step". ...
116 views

### Document settings for online viewing

I'm trying to figure out how to prepare a notebook for NICE online viewing when it's been converted to PDF form. The students I am working with (sadly!) will not be able to use the CDFPlayer to view ...
422 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 9....
137 views

### Text formatting with different wrappers

Formatting text in Mathematica should be a punishment for serious crimes. I've face another frustrating feature, and I don't know how to get rid of it. ...
163 views

### Problems with formatting a bar chart

I am trying to create a financial dashboard using Mathematica. I am having trouble formatting the axes ticks to show whole numbers. Further, when I hover over one of the chart elements, it is ...
182 views

### Put results in multiple columns for comparison

One thing I would like to do in many instances is arrange input/output in columns for comparison. I expect that I need to use Grid to do this, but have not been ...
100 views

### Manipulate syntax

I am trying to manipulate a plot of the Bernoulli roots as follows: The following code clearly is not going to work, but I have included it in an effort to illustrate my meaning. ...