# All Questions

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### Automatically dealing with “disable dynamic updating”

I'm programmatically creating notebooks containing dynamic content. When a new notebook is being created, a window pops up: I then manually click on "Continue" and it will create the notebook. The ...
359 views

### Using absolute locator coordinates in Manipulate

In this simplified code below, I'd like to display two plots within Manipulate, and use the Locator controltype to set the value ...
760 views

### How combine pure functions of several slots? [duplicate]

How can one define in a functional way a 1st-order linear differential operator involving several independent variables that can then be applied to a function of that many variables? Consider an ...
241 views

### Lost and found Tooltip in ListPlots

I came upon a strange Tooltip behavior in ListPlot and ListLogPlot. Consider the following ...
863 views

### FrameLabel and OverTilde

What is the problem with this expression inside ListPrint? OverTilde generates here a mess: ...
264 views

### How to use all the kernels efficiently

We build a project with Java and Mathematica technologies. For this project we have written a bunch of functions in Mathematica and integrated some functions in one ...
555 views

### Prevent mathematica from simplifying

How can i prevent Mathematica from automatically simplifying the expression Sqrt[a/b]? In case a=1 and ...
97 views

### Master Document [duplicate]

I'm wandering is there Master document concept in Mathematica so that the counter will be counted sequencially in master document. Mean file in child document, the counter follow from master document. ...
113 views

### Calculations in sequence

I have a this calculation, as you can see it is doing a calculation on each list, from list 1 to list 4 of the datafile. My problem is that using Mapthread to do this calculation does not work because ...
188 views

### Need a generalization of RootApproximant to recognize linear combinations over algebraic numbers

RootApproximant does a very good job when I need to recognize an algebraic number and when enough of its digits are known (or even when an unlimited number of ...
195 views

### Elegant transformation of various rules to strings, {f[z_] -> y} becomes “f = @(z) y”

Assume that I have some function for transformation mathematica expressions to strings. For simplicity, just assume it is an identity: ...
1k views

### Is there a Mathematica barcode reader?

Is there a Mathematica barcode image reader (much like TextRecognize) that allows the user to enter an image of a barcode and then read it to get an output string?
204 views

### Is is possible to use regular expressions in the search and replace diaglog?

I find myself wanting to be able to do regular expression search and replaces in the Mathematica gui over and over again. Using a regex capable editor (such as vim), I could do something like: ...
193 views

### Handling of non-file URI

According to the manual, Hyperlink “represents a hyperlink that jumps to the specified URI when clicked”. OneNote produces hyperlinks that begin with onenote://. In Mathematica, creating a hyperlink ...
157 views

### Creating a Dynamic MSSQL connection

Hello i am trying to create a notebook that automatically connects to a database on MSSQL server and would then query this to create a sort of personal report. I have connected to this database and ...
164 views

### Cell format for screen headers

If one picks the menu option Format->Edit Stylesheet and then one opens the "Default.nb" link, the newly opened notebook has a header that reads "Deafult.nb" style definitions. In one navigates down ...
346 views

### How do you put a plot inside a popupmenu that is inside another popupmenu?

I have the next code ...
2k views

### How to scale Histogram counts with the value of bin center?

I am analyzing some variates from a steeply falling power-law distribution (approximately with a power index -4) using Histogram[data, Automatic, "PDF"] While ...
1k views

### Image3D and Graphics3D

also I guess that the topic was tackled in Combining Image3D and Graphics3D. My question is quite similar: How do I match the coordinate Systems of Graphics3D and Image3D? Here some code: ...
988 views

### TrueQ - Test of inequality [duplicate]

I want to look if a term is <0,>0 or ==0. What is wrong when I write ...
175 views

### What is the syntax to combine conditions and options? [duplicate]

How can a condition and an option be written on the RHS of a function? I.e. ...
322 views

### Is there a way to simplify this replacement rule

I have a rather big expression which contains many sums of form q x + w y. I know that y is much smaller than ...
2k views

### How to solve a system of integral equations?

I have a system of two integral equations ...
175 views

2k views

### How to position text labels automatically to not overlap other graphics elements?

I was plotting reciprocal frame projection using Locators for a point to be expressed in terms of both the original basis (also specified with ...
270 views

### Variable partitioning of the data in the form of “list of lists”

I am looking for a way for variable partitioning of the data in the form of a "list of lists" for interpolating the imported data from excel. The data looks like: ...
383 views

### How to use ChoiceDialog or PopupMenu with ClickPane

What I am trying to do is modify the standard ClickPane example where a list of points (pts) is added to with each click, in the ...
2k views

### How could I generate words starting with P,h,D?

A friend of mine is a PhD candidate and posted a picture on Facebook with funny words starting with 'p', 'h' and 'd' like "Please hire. Desperate" or "Permanent head Damage". I thought I could try and ...
2k views

### Slice through Graphics3D

is there any possibility to slice through a Graphics3D object? At the end I would like to have a stack of images slicing , e.g. $n$ times in $z$-direction: $((x,y,z_{0}), (x,y,z_{1}),…,(x,y,z_{n}))$ ...
80 views

### LMS distance from a point to an InterpolatingFunction

I have a short script to NDSolve a second-order nonlinear BVP, which as its output produces an InterpolatingFunction object. I ...
2k views

### Getting clearer StreamPlot output

When I do a StreamPlotof a rather complicated pair of differential equations, it loses some details. For example: ...
258 views

### Levels and slots

I am struggling with levels and #, if I understand this I think I will be able to grasp the entire concept. ...
6k views

### Direct sum of matrices [duplicate]

Is there a simple way (perhaps even a built-in function) that allows one to compute the direct sum of two square matrices?
1k views

### Compiling ColorFunction for faster complex phase-amplitude plots

I have gotten into the habit of plotting complex-valued functions on a plane using a color-function along the lines of Function[{z}, Hue[Arg[z]/(2 π), 1, Abs[z]]]. ...
383 views

### Raise systemwide keypress event

Is there a way to raise system-wide "keypress" events programmatically from within Mathematica? Say "Ctrl+C" or "Ctrl+V", which all other programs can recognize? This is an attempt to gain simple ...