8.5 December 3, 2013
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Top new questions this week:
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[Can Mathematica determine part-of-speech for each word in a
text?]\url{http://mathematica.stackexchange.com/questions/38053/can-mathema
tica-determine-part-of-speech-for-each-word-in-a-text}
I've found that WordData has a database of English words and their
possible parts of speech. But some words are ambiguous, e.g. result can
be a verb or a noun:
In[7]:= WordData["result", ...
- asked by F'x (16 votes), answered by ssch (12 votes)
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[Whether Wolfram Mathematica suits well for doing app in it instead of
C++]\url{http://mathematica.stackexchange.com/questions/37888/whether-wolfr
am-mathematica-suits-well-for-doing-app-in-it-instead-of-c}
At uni I have an yearly essay. I'm allowed to use any technology for
implementing it. I've been coding it in C++ with Qt. I thought of about
Wolfram Mathematica because I have some expirience in it.
...
- asked by gekannt (14 votes), answered by Murta (27 votes)
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[How to enumerate all possible binary
associations?]\url{http://mathematica.stackexchange.com/questions/37869/how
-to-enumerate-all-possible-binary-associations}
Suppose I have a list of symbols like:
{a,b,c,d}
I would like to enumerate all possible binary associations (combining
symbols and/or sublists pairwise):
{{{a,b},c},d}
{{a,b},{c,d}}
{a,{b,{c,d}}}
...
- asked by Everett You (12 votes), answered by ybeltukov (11 votes)
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[How to get list of duplicates when using
DeleteDuplicates?]\url{http://mathematica.stackexchange.com/questions/37936
/how-to-get-list-of-duplicates-when-using-deleteduplicates}
This might be easy, but can't find a way to use DeleteDuplicates to get
also list of the actual duplicates.
Example:
lstA = {1, 2, 4, 4, 6, 7, 8, 8};
r = DeleteDuplicates[lstA]
(* {1, 2, 4, 6, 7, ...
- asked by Nasser (11 votes), answered by Mr.Wizard (13 votes)
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[Raspberry Pi GPIO operations with
Mathematica]\url{http://mathematica.stackexchange.com/questions/37926/raspb
erry-pi-gpio-operations-with-mathematica}
I started exploring GPIO operations on the RPi with Mathematica by
following this brief tutorial which describes how to use DeviceWrite to
cycle an LED on and off. A natural extension is to use ...
- asked by bobthechemist (11 votes), answered by Daniel Chisholm (6
votes)
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[Reduce can't reduce an equation without appropriate
assumptions]\url{http://mathematica.stackexchange.com/questions/38118/reduc
e-cant-reduce-an-equation-without-appropriate-assumptions}
When the number of unknowns is three (x, y, z), Mathematica can solve
it:
Reduce[Abs[x] + Abs[y] + Abs[z] == 1 && z != 0, {x, y, z},
Reals, Backsubstitution -> True]
for four variables ...
- asked by expression (9 votes), answered by Artes (11 votes)
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[Pasting monospaced text into Mathematica notebook destroys
aligment]\url{http://mathematica.stackexchange.com/questions/38073/pasting-
monospaced-text-into-mathematica-notebook-destroys-aligment}
I drew the little ASCII-art electronics schema below in vim.
When i try to paste it into a Mathematica notebook, with:
A) A code cell
B) A monospaced font (Courier New)
Mathematica insists on ...
- asked by blondiepassesby (9 votes), answered by WReach (11 votes)
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Greatest hits from previous weeks:
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[Mathematica9 linux version crash, how to fix
it?]\url{http://mathematica.stackexchange.com/questions/17163/mathematica9-
linux-version-crash-how-to-fix-it}
Ubuntu 12.04 x86_64 kernel 3.2.0-35-generic
Mathematica 9 linux version (x86_64) crashes with errors:
X Error of failed request: BadGC (invalid GC parameter)
Major opcode of failed request: ...
- asked by goodluck (10 votes), answered by goodluck (14 votes)
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[Calling MATLAB from
Mathematica]\url{http://mathematica.stackexchange.com/questions/10231/calli
ng-matlab-from-mathematica}
How can I call MATLAB functions directly from Mathematica and transfer
data/variables between the two systems?
- asked by siva82kb (29 votes), answered by Szabolcs (35 votes)
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Can you answer these?
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[ParametricNDSolve and
ProcessEquations]\url{http://mathematica.stackexchange.com/questions/37942/
parametricndsolve-and-processequations}
I have a question regarding NDSolve`ProcessEquations and
ParametricNDSolve.
When using the regular NDSolve we have the option to divide the
integration into the three steps ProcessEquations, Iterate ...
- asked by jaclea (1 vote)
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[How to set the working precision globally? $MinPrecision does not
work]\url{http://mathematica.stackexchange.com/questions/38114/how-to-set-t
he-working-precision-globally-minprecision-does-not-work}
I want to increase the precision globally to 50 at least, but
$MinPrecision does not work.
$MinPrecision = 50;
x = Sin[2.]
(* -> 0.909297 *)
Precision[x]
(* -> MachinePrecision *)
How to set ...
- asked by renphysics (3 votes)
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[matrix with IF/THEN
condition]\url{http://mathematica.stackexchange.com/questions/37905/matrix-
with-if-then-condition}
How to generate all posible matrices with some conditions on the
elements?
I need to make for given $n$ all $n\times n$ matrices $A=(a_{ij})$ with
three conditions:
I. $a_{ij}=+1$ or $0$ or $-1$.
...
- asked by aeiklmkv (1 vote)