# All Questions

349 views

### Interactively select a row/column of a Grid

I need a simple way to display tabular data (preferably with Grid) and also be able to select a row or column of the table. I've tried different approaches, but I ...
139 views

### How can I assign some part of data from one list to another list?

I don't know this is correct question or not,but I have a doubt. I have two Lists names are list1 and ...
207 views

### Scale label problem of multiple ListLogPlot graphs

Consider the following code: ...
111 views

### Embedding a “Details Section Style” within a Section or SubSection

When presenting a technical derivation within a Section of a Mathematica notbook, I often encounter the situation where a lot of "detail" separates equations (x) and (x+1), and I suspect many readers ...
342 views

### Make mathematica treat $e_i^2$ as numeric

With NumericQ[symbol] = True, I can declare that a symbol is numeric. I want the expressions matching: $$e_{\text{i\_}?\text{IntegerQ}}^2$$ to be treated as ...
445 views

### FrameTicks and GridLines in DateListPlot

I would like to know what is the best way to configure one GridLine for the hour in LightGray and another for the days in ...
757 views

### How do I expand a sum?

I have a problem with Mathematica's symbolic manipulations. As an example, consider the following expression: $$\sum _{i=1}^n -2 x_i \left(-a x_i-b+y_i\right)=0$$ How do I get Mathematica to expand ...
453 views

### Using Transpose with a list as the second argument

I'm having difficulty understanding the Transpose function. I know what the transpose of a matrix is, not a problem, and I see that applying the ...
455 views

### How do I identify each surface in a multi-surface Plot3D?

I am plotting three surfaces on a 3D plot. They differ in the value of one parameter. Is there a way to distinguish each surface for various values of the parameter. My code is ...
553 views

### Recommended book on random processes to understand new functionality in Mathematica 9?

I am interested in exploring the new functionality on random processes available in Mathematica 9, but I am not familiar with all of the underlying mathematics. Could you recommend a book that ...
299 views

### Define Log so that negative reals evaluate on lower edge of branch

I need to get Mathematica to evaluate the logarithm of a negative real number using the lower branch instead of the upper branch, so that while ...
220 views

### How can I set several Grids to have the same size?

I generate different Grids with different columns. Automatically ImageSizes are fixed depending upon the data. So every ...
355 views

### Running external pdflatex command and importing the generated PDF document

There have been a couple of questions about incorporating labels and equations that were typeset in $\LaTeX$ into a Mathematica notebook. Ideally, this requires running ...
189 views

### Should Row be used in place of StringForm?

I've been using Mathematica for a long time, so I have a habit of using some of the older functions even when newer, better ones have been added to replace them. ...
248 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: ...
583 views

### Second level depth pure function?

I have the following working construction: Select[ln125, # == Nearest[ln125, 551.748][[1]] &] Here, ln125 is a one ...
208 views

### Under what conditions does FinancialData return a ::notent message?

I tried retrieving FinancialData for a few companies but when I tried doing it for NTDOY, I couldn't. As of 25/12/2012, querying ...
482 views

### Using MapThread on list of lists

Just a light weight question for learning. If you think this was asked before, please feel free to close it. I am trying to learn MapThread more, and wanted to use ...
320 views

### Incomplete implementation of units?

I've been playing around with the new units capability in MMA9 and I'm becoming a bit frustrated with what I perceive as an incomplete implementation of this capability and I'm wondering if there are ...
225 views

### Symbolic computations with already assigned variables

For example I have assigned some variables that could defined in terms of each other. Then I for some reason need to derive some formula using this variables. How to show the result of this ...
288 views

### Sound data Import Export

Can't regain the data after Export. Create an array of sampled amplitude values: 2. Visualize as sound 3. Save it 4. Get it back 5. ??? ...
132 views

### Mathematica does not export Turkish characters in a Graphics expression

When I export the following Graphics expression as a PDF (or EPS) file, the Turkish characters ü and ç do not appear. ...
1k views

### Extracting the coordinate of a particular point of interest from a ListPlot

Is there a way to obtain the coordinate of a point of interest in a ListPlot? As an example, I have a list containing many sets of 2D coordinates and the plot ...
96 views

### Associating symbol pages with symbols (Workbench)

Normally when you have symbol Abc, WorkBench creates a symbol page named Abc. Then when you make a build, type Abc and then press the F1 key, you are sent to the Abc symbol page. Suppose however ...
947 views

### How to create a Table of Tables with indexed variables

I want to use concise code to generate a table of values that list the addition of a set of vectors. What I am looking for is essentially a Table of Tables. I will show here the kind of lists I want, ...
753 views

### Solve pair of recurrence relations

[Corrected equations and added simple example] Can you solve a system of (loosely) coupled recurrence relations like this in Mathematica somehow? ...
189 views

### Dynamically link cell content in Mathematica?

Is it possible to dynamically link the content of two cells? For example, can I set up a Notebook with two text cells that display the same value, and if the user types in one the other updates, etc.? ...
355 views

### How to get full-screen graphics canvas?

Is it possible to create a full-screen graphics without any front end elements like cell brackets and scrollbars? The zero approximation can be ...
1k views

### Solving an Integral equation

I would like to solve the equation $$\frac{2}{p}\int_0^1((1-u)^{1-p}+u^{1-p})^{\frac{1}{p}}\text{d}u=42$$ for p numerically. I tried ...
184 views

### Rescuing a vertically clipped histogram

I recently ran a rather time intensive calculation and plotted the results in a histogram by simply called Histogram[data]. However, because of a rather serious error on my part, I recently lost my ...
234 views

### How can I provide dividers and control item alignment in a Grid?

I make a Grid with multiple Rows and Columns. I want to apply different types of Dividers and Alignment to that Grid. If you ...
488 views

### How do I solve this equation?

I want to solve the equation $$f(f(-1)) = \sqrt{2} + g(f(2)),$$ where $$f(x) = \dfrac{a}{x^2} - 3x + 2, \quad g(x) = a\cdot \sin 2x$$ $a$ is unknown. The solution is $a \approx{-5.81}$. I tried ...
201 views

### “With” as part of the “Dynamic Interactivity Language”

I noticed that in Mathematica's Function Navigator With is listed as being part of the "Dynamic Interactivity Language". It is not the first (or even the fourth, ...
235 views

### FindMaxValue specifics

I'm using FindMaxValue to study the distribution of maxima of Abs[RiemannSiegelZ[t]] between consecutive values of ...
193 views

278 views

### Pasting external PDF vector graphics without losing ability to export them

As in previous versions, Mathematica 9 on Mac OS X (10.7.5 here) still has a problem with pasted PDF graphics that were copied from external applications such as ...