# All Questions

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### Generating function for Newton series?

The function GeneratingFunction gives generating function for Taylor series. Is there a similar function for Newton's series? $$f(x) = \sum_{k=0}^\infty \binom{x}k \Delta^k [f]\left (0\right)$$
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### NIntegrate::ncvbr: How should we interpret and handle this error not mentioned in any documentation?

I have some user-defined module describing my integrand which has to be computed numerically (it's much more complicated than this but bear with me): ...
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### How can I export graph as PDF with metadata such as Title and Author fields

I want to export a figure from Mathematica in PDF format. Moreover, I want to fill Author and Title fields of the PDF. For example, to fill Author field, I use the following code: ...
171 views

### Fast principal component analysis

I'd like to speed up a principal value value analysis. The data contains a large set of vectors with a large dimension. Both are in the range of 1000. I want to obtain the loadings matrix for further ...
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### Derivatives with respect to Cartesian coordinates of functions in spherical coordinates

This seems to me to be a common task, and the more surprised I was to not have found much on this. Suppose I have an expression f in spherical coordinates ...
104 views

### LogLikelihood function with Multivariate State Space Models

I load the packadge TimeSeries. Depending on the running Mathematica release, one should preliminary remove some built-in function with the same name, e.g.KalmanFilter, I used the following commands: ...
149 views

### Deployment to the Cloud not working

I am really trying to get my head around Cloud Deployment and Programming cloud, and the more I use it, the more I think it is a fantastic product. At least in principle. I successfully deployed a ...
135 views

### Suggested Settings for Mathematica over X11/SSH Tunnel

I am happy to discover that I can run a Mathematica session tunneled over SSH. However, as expected for X11 applications over the network, Mathematica's GUI does not have the responsiveness that I ...
56 views

### Bug when using Plot3D over an ImplicitRegion?

Evaluating this expression seems to cause Mathematica to beep and quit the kernel: ...
76 views

### Efficient processing of Special Ordered Sets with LinearProgramming

I'm playing with integer linear programming, especially problems involving lots of constraints which would appear to be special ordered sets. Below is a toy example, three last rows of the matrix ...
131 views

### Implementation of the Vector Autoregressive Model

I need to code/write a Vector Autoregressive Model VAR(p) as a function of the parameters. There is no estimation, nor Data involved, this is a "population" exercise: Assume X and Y are univariate, ...
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### Functional-Style Fixed-Length Queue Object?

Following up on question Side-effecting an array in an association? and @Mr.Wizard's answer in there, I'm modernizing and tweaking Daniel Lichtblau's efficient queues and ran into a little roadblock. ...
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### Why am I getting a kernel crash on Chop?

First post, hopefully I figure out the formatting easily. Please forgive me if this posts ugly. I am having a (repeatable) problem where when I run my code everything works fast and the output is ...
40 views

### Create custom mappings of Mathematica Expressions => Java Objects?

I would like to call a JLink-based java function from Mathematica with a Mathematica Span[] object as shorthand, like so... ...
70 views

### Symbolic integration of elliptic functions

Is there some clever way to integrate products of elliptic functions $\wp(z;g_2,g_3)$ or $\zeta(z;g_2,g_3)$ in Mathematica? Mathematica seems to be able to integrate functions like ...
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### How to deploy a Manipulate object to the cloud that enables SynchronousUpdating?

Is it possible to deploy a Manipulate object in the cloud that enables the SynchronousUpdating, which response immediately ? For example, to make something like this in one of the Wolfram's blog
152 views

### Memory problem in Mathematica 10

I'm having a problem with memory. I'm doing nonliner fits of several data lists to a system of differential equations. When I evaluate the "Do" cycle the memory grows with the iteration step up to my ...
122 views

### Making time-index dependent state-space models - where has the Kalman filter gone?

How does one now implement a discrete set of state space models? I had used KalmanFilter in the old TimeSeries application, but was keen on trying to do all this ...
65 views

### BoxWhiskerChart with logarithmic axes 2

I actually already found my answer on the question, however it is not working. see BoxWhiskerChart with logarithmic axes I want to create a boxwiskerchart with a logaritmic axes. But when I try ...
148 views

### Undirected Network and its Monte Carlo Simulation

So I have this array of points, in the form {x, {y,z}}, where x is the node number assigned when I used the locator pane to make a network, and y and z are its unitary coordinates. The graph is made ...
67 views

### Error solving third order ODE in version 10. No error in V9. DSolveDSolveKovacicDump

This is an ode which is solved with no error in V9, but gives a very strange error in V10. Is this a regression bug? On version 9, the ode is solved with no error ...
129 views

### Use of Ito's lemma in ItoProcess

In the documentation for the ItoProcess it says: Converting an ItoProcess to standard form automatically makes use of ...
52 views

### Does anyone know the options for “HierarchicalEdgeBundling” in Mathematica?

I'm looking to reproduce the types of graph layout that are possible in D3 (http://bl.ocks.org/mbostock/7607999) in Mathematica. Since Mathematica doesn't explicitly support force directed edge ...
102 views

### Software for effectively modeling gears

Are then any applications for effectively modeling gears in mathematica?
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### ParametricRegion question - a bug report

It is just to report that the request: ?ParametricRegion does not return the expected definition. Instead I see this: ...
155 views

### Combining key pivoting and lookup operators in Dataset

This question is related to this one re pivoting on keys. Because of the nesting, using Leonid's method as starting point - single key: ...
82 views

### How to show gif animation inside Manipulation in the cloud?

This creates a manipulate object show two static plots, ...
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### Authorizing use of proprietary code in the cloud?

As I continue to refine my working approach to deploying proprietary Mathematica code (see: Prevent package from being opened in a notebook interface and Run encoded package code through ...
64 views

### How to include automatic references to cells styled with DisplayFormulaNumbered

Under the Style menu, there is an entry called DisplayFormulaNumbered. It does exactly what it seems to suggest: it indexes the ...
146 views

### Why setting PlotPoints make my 3d contour plot broken?

I'm trying to make a iso surface plot from some data using ContourPlot3d. My data is a 3 dimension data with form like {{x,y,f[x,y]},...}. I first make this data ...
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### What are good/best practices to take the Fourier transform of an InterpolatingFunction?

I have a function which I have obtained from numerical integration of a differential equation, and I would like to take its Fourier transform. What are good practices for doing this? To make things ...
190 views

### Module in numerical model for NonlinearModelFit is slow and leaks memory

I am trying to make a NonlinearModelFit where the model is the result of a numerical calculation. My code works, but it is very slow and also seems to have a memory ...
143 views

### Is it possible to model the piano key attack?

My purpose is to model the attack of a piano key. As the key is pressed a sound must be emitted. When the key is released the sound must stop with decreasing volume. I have a partial success when ...
277 views

### Function with a sharp resonance which Mathematica fails to integrate. Why?

I'm a new user of Mathematica and I'm trying to use it to calculate the collisional cross-section as a function of energy for a given potential and decay rate. I know that the resulting function ...
110 views