Top new questions this week:
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I really love the flexibility of Mathematica: there are several ways to perform one task. However, to get the performance of the intense numeric calculation, it can ...
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Why number sign "#" (known as hashtag symbol on social media) or at sign "@" are not consistent with the ...
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I have a number of val = 0.000015783 which represents a current value in Amps.
I want to display it with 3 significant digits and with SI prefixes instead of the ...
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I want to split a large ordered list into consecutive non-overlapping sub-lists, such that all elements are within an interval from the first member of the sub-list . For example:
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In general, to define a function, we often use f[x_]. Another way is to use pure function (full form and shorthand). I want to test the performance of these ...
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I made a typo when entering code for Compile. I thought it should have resulted in an error when the code was compiled, but it didn't. It did give an error when ...
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There seem to be a lot of questions regarding the formatting of bar charts. Sadly, I couldn't find solutions to my problems, despite all the skimming. Apologies if I missed something. Problem ...
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Greatest hits from previous weeks:
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Some (older) members of this group might remember playing vinyl LP records. Recently, at the Abbey Road studio there was a spiroglyphics coloring book for sale. It looks like a nice programming ...
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Question
The Mathematica tutorial has a section 'Basic Matrix Operations', describing operations like transpose, inverse and determinant. These operations all work on entire matrices. I am missing a ...
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Mathematica 9.0 looks a bit fuzzy on the retina screen, how can I increase the resolution?
Here another screenshot showing a direct comparison between the browser and Mathematica
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When it comes to visual analysis, large datasets or data with intricate internal details often makes plotting in 2D useless, as the outcome is either just a fraction of the full dataset, or no details ...
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I'm trying to get the eigenvalues of a one dimensional time-independent Schrödinger equation,
$-\frac{h^2}{2m_0}\frac{d^2\psi}{dx^2}+U(x)~\psi=Ei~\psi$
where U(x) is some potential and Ei is the ...
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For my Calc III class, I need to find $T(t), N(t)$, and $B(t)$ for $t=1, 2$, and $-1$, given $r(t)=\{t,t^2,t^3\}$.
I've got Mathematica, but I've never used it before and I'm not sure how to coerce ...
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Wolfram|Alpha has a whole collection¹ of parametric curves that create images of famous people. To see them, enter WolframAlpha["person curve"] into a Mathematica ...
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Can you answer these questions?
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I found the following example online (which works fine) for sending commands from Java:
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Say I have an expression that is a polynomial in a variable, for example in the variable $x$, in which terms appear for which the exponent of $x$ also includes variables. For example:
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I am having a very strange problem in scripting with wolframscript.
As a MWE I have a .wls which prints its command line argument. I launch several of these scripts with a bash script, each ...
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