# All Questions

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157 views

### Wrong Cashflow of Annuity with initial payment

Bug intoduced in (8.0?) persisting through version 11.0.1 If we use TimeValue to look at the PV of an Annuity with initial ...
152 views

### Is there a documentation generator for Mathematica?

I'm looking for a way to document the functions of my packages inline, preferably inside comments. There should be a Doxygen type tool for this that takes comments and that generates html from markup ...
113 views

### Graph: PropertyValue changes and Dynamic

I almost never work with Graph in Mathematica but lately I helped someone with it. For this, I tried to make an animation using ...
193 views

### Bug in PositiveDefiniteMatrixQ?

Fixed in 10.1.0. Exists in at least 9.0.1 -- 10.0.2. This seems like a bug in PositiveDefiniteMatrixQ to me: ...
157 views

### How can I obtain the absolute settings of some Grid options?

For example: Grid[{{10!}, {5!}}, ItemSize -> Full, Frame -> All] What's the real value of Full? How can I map the <...
224 views

### How to add big data into a CDF file, without it being loaded into memory

I have 1 GB of data that I would like to add to a CDF file, but I would like to avoid it being loaded into memory when someone opens the file (Free Player). One gigabyte of info takes a lot of ...
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### Implementing custom audio filters that work on file-backed Audio[] objects

Audio supports out-of-core processing. We can create a file-backed Audio object using au = Audio[File[...]]. Any filters ...
757 views

### VectorPlot3D broken in Mathematica 11.0.1?

Here is what I get when simply evaluating the example in the documentation: This is on Win7 x64. I can see some vectors if I do something like ...
132 views

### Relation between the syntactic and evaluated Association

This question is inspired by this answer and related to unsolved post "Association's Attributes change between 10.3.1 & 10.4"...
140 views

### About efficiency of modifying large list in place

In Wagner's book "Power Programming with Mathematica" page 303. Wagner metioned do not "modify large list in place" He take two example ...
55 views

### Unexpected behavior when using multiple MeshFunctions; definitions not kept isolated from each other

I was trying to devise an answer to this question that relied entirely on MeshFunctions to do all the work, but I ran into some unexpected behavior. Consider two ...
339 views

### Use of new machine learning capability for search problems (reinforcement learning)

I work with search algorithms, often of an adversarial nature, and want to understand how to apply Mathematica's machine learning capabilities, especially those new in version 11, to this type of ...
129 views

### How to get DensityHistogram bins like GeoHistogram bins?

Version 11 introduced GeoHistogram. It creates bins that align the edges with certain shapes. DensityHistogram can also use ...
169 views

### How to correctly CloudDeploy code which contains non-English characters?

As an illustration： CloudDeploy[{"中文"}] will give a url. After open it, I got following on the web page {\:4e2d\:6587} ...
I'm somewhat new to Mathematica, and I don't understand why I'm getting inconsistent series expansions for the modified Bessel Function of first kind near $x=\infty$. First problem: I get different ...