================================== Top new questions this week: ==================================
[L-System in Mathematica] http://mathematica.stackexchange.com/questions/143214/l-system-in-mathematica
Here is some Maple code for drawing an L-System:
with(Fractals:-LSystem) cons := ["A" = "draw:1", "+" = "turn:-90", "B" = "turn:90"] state, rules := "A", ["A" = "AB+BA+B", "B" = "B+AAB"] ...
- asked by vito (21 votes), answered by Szabolcs (21 votes)
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[What’s purpose of the new function BinarySerialize?] http://mathematica.stackexchange.com/questions/141885/whats-purpose-of-the-new-function-binaryserialize
11.1 introduced a new function BinarySerialize, but I don’t know what it can do better than the traditional method.Its behavior is very similar to Compress,though I cannot find any advantage of it.It ...
- asked by yode (17 votes), answered by Shadowray (14 votes)
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[Why does SetPrecision not apply to 0?] http://mathematica.stackexchange.com/questions/143296/why-does-setprecision-not-apply-to-0
Is there a rationale why SetPrecision works on integers except for 0?
SetPrecision[1,5] 1.0000 SetPrecision[0,5] 0
- asked by alancalvitti (11 votes), answered by Shadowray (17 votes)
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[How to use Mathematica to train a network Using out of core classification?] http://mathematica.stackexchange.com/questions/142135/how-to-use-mathematica-to-train-a-network-using-out-of-core-classification
I see there is doc about how to train a network Using out of core image classification and this question.But the object is only image.
I want to use a binary file as data,for example,this.
data = ...
- asked by partida (10 votes), answered by xslittlegrass (9 votes)
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[Combining pure functions] http://mathematica.stackexchange.com/questions/142072/combining-pure-functions
Is there an easy way to combine pure functions into a single pure function? For example, say I have
f = #1^2 &; g = #1 - 2 &;
and I want to define a new pure function h that is the ...
- asked by tparker (10 votes), answered by Kuba (5 votes)
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[Question about changes in Documentation Center from version 10 to 11] http://mathematica.stackexchange.com/questions/143335/question-about-changes-in-documentation-center-from-version-10-to-11
The package Exploring Abstract Algebra with Mathematica works fine in Mathematica 10.4.
After installing it in the $UserBaseDirectory it neatly shows up under Add-Ons and Packages in the ...
- asked by nilo de roock (9 votes), answered by Szabolcs (8 votes)
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[How can I install packages distributed as .paclet files?] http://mathematica.stackexchange.com/questions/141887/how-can-i-install-packages-distributed-as-paclet-files
I downloaded a Mathematica package. It came as a file with the .paclet extension. How can I install or uninstall it?
- asked by Szabolcs (9 votes), answered by Szabolcs (8 votes)
================================== Greatest hits from previous weeks: ==================================
[Exporting graphics to PDF - huge file] http://mathematica.stackexchange.com/questions/1542/exporting-graphics-to-pdf-huge-file
I want to draw some basic surfaces, export them to PDF and include them in a LaTeX file. I create a simple 3D graphics object, for instance with
ParametricPlot3D[{r Cos[], r Sin[], r^2}, {r, 0, ...
- asked by Matthew Leingang (90 votes), answered by Heike (77 votes)
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[Unit Discovery: Is this some sort of a sick joke?] http://mathematica.stackexchange.com/questions/124745/unit-discovery-is-this-some-sort-of-a-sick-joke
Alright, let’s have some fun here. I am essentially following the documentation by Wolfram, just looking at different quantities.
N[UnitConvert[Quantity["earth's gravity"]]] 9.80665m/(s)^2 Hmm, ...
- asked by Pirx (31 votes), answered by user31159 (30 votes)
================================== Can you answer these? ==================================
[How to get consistent/predictable results from ‘Alignment‘ specs within a ‘Grid‘ environment?] http://mathematica.stackexchange.com/questions/142047/how-to-get-consistent-predictable-results-from-alignment-specs-within-a-grid
IME, the results of Alignment specifications within a Grid environment are completely unpredictable.
I give several examples below illustrating this unpredictability.
My questions are:
Is there a ...
- asked by kjo (4 votes)
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[Why Integrate does not work in the first call?] http://mathematica.stackexchange.com/questions/143199/why-integrate-does-not-work-in-the-first-call
Consider an example (calculated in Mathematica 11.0.1.0):
In[1]:= Integrate[(Sin[(\[Pi] xc)/(2 Lc)] Sin[(m \[Pi] ...
- asked by Shinrei (3 votes)
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[Geo data load issues: Texas is missing from GeoRegionValuePlot in v11, but only when mapping US states] http://mathematica.stackexchange.com/questions/142079/geo-data-load-issues-texas-is-missing-from-georegionvalueplot-in-v11-but-only
UPDATE: this is not a global Mathematica issue, but a data load issue on a local machine. Does anyone know how to clear Geo cache and reload the data? I’ve also noticed on this machine that ...
- asked by Gregory Klopper (3 votes)