Top new questions this week:
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I knew that Module is slower than With or Block, often by several times. But it surprises me …
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I have a list like this: …
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Given two nested lists alist={{a,b,c},{d,e,f}} blist={{r,s,t},{x,y,z}} How can I get …
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This is continuation from my previous post How to ensure for a solution of NDSolve to be positive? [https://mathematica.stackexchange.com/questions/278777/how-to-…
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I want to check whether $1 \leq x\leq2$ and $1.5\leq x\leq2.5$ have common part, what function can do this?
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There is a great old post, but since MMA greatly improves the ability of solving differential equations, especially the Region can be used to define the range of variables. So I ask it again. As the …
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I have two matrices, A and B of the same dimension $Nr\times Nc$, with $Nr\gg Nc$. Essentially, I am trying to put all the terms …
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Greatest hits from previous weeks:
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In this example, how can I put the legend inside the graph? Currently, when I save the graph, only the graph is saved, not the legend. …
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Here is a start. I’m looking for a nice way to draw it. …
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Trying to plot with complex quantities seems not to work properly in what I want to accomplish. I would like to know if there is a general rule/way of plotting when you have complex counterparts in …
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I would like to plot those two datasets on top of each other. But they have very different range on the $y$ axis. How can I have two different axis? I found the following on the help menu but quite …
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I have data in file.txt which can be expressed by 20000×11 matrix. I do not want to import all of these data. How can I plot graph of the column 1 & column 4?
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I recently came across this video: Mathematically correct breakfast, which shows how a bagel can be neatly sliced into two identical linked halves. I’d like to try this with Mathematica. Here’s a …
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This week, the market people from my work wanted to put QR codes in shopping cart handles, but when they tested it, the QR code did not work. I noted that the cylindrical curvature (even small) …
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Can you answer these questions?
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This is a small part in a bigger problem I’m trying to do. Assume that I have a planar graph as in the image below. I’m given a list of edges with the same length, …
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I have defined a region and found the eigenmodes of the 2D Helmholtz equation in it: …
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Here are two functions to create symbols of dc voltage source and a resistor. …
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