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6 votes
2 answers
219 views

I generated a mesh region and noticed in the notebook image pull-down menu the option for "Showcase styling." How can I request this styling (gold sphere vertices, silver tube edges) for ...
2 votes
1 answer
82 views

The documentation of Modulus suggests that the value of this option should be an explicit number (or Automatic). However, ...
0 votes
0 answers
58 views

I know ComplexExpand assumes its variables are real by default. However, when applied to BesselJ function, it is different. For ...
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0 votes
2 answers
114 views
3 votes
2 answers
248 views

This is problem 150, page 54, Book : A book of problems in ordinary differential equations. M.L. KRASNOV, A.L. KISELYOV, G.I. MARKARENKO. MIR, MOSCOW. 1983. ...
2 votes
1 answer
166 views

Making the definition text = Style["Text", Darker[Green]]; I need to extract the color from the variable text. Among other things I've tried ...
12 votes
4 answers
533 views

We can define anonymous functions like this: #^2+#+1 & or like this x |-> x^2+x+1 When we want to define a recursive ...
1 vote
0 answers
65 views

I'd like to print a multi-digit number with the leading digit underlined. I see that I can get the leading digit, convert it to a string and use Style to underline ...
2 votes
1 answer
145 views

I want to transform expr by factoring out only the E^(-t γ) term. I could implement it like in my code below, but is there a ...
2 votes
0 answers
51 views

I’m using ParallelMap on a very large dataset (millions of elements), but it quickly consumes all available RAM. For example: ...
0 votes
1 answer
111 views

I have this differential matrix equation f'[x] == {{2 x, y + 5 I}, {-3 I + 2 y, Sin[3 x] - 5 y}}.f[x] for f[x] with the initial ...
1 vote
1 answer
131 views

I’ve been running some Mathematica code on the HPC node and noticed that it’s running much slower than on my laptop — even for small calculations like multiplying two matrices. For example, something ...
0 votes
1 answer
59 views

I am using ListContourPlot to plot trajectory data against launch and arrival dates in Julian days. My axes go from 1 to 29, but I need to label the x-axis from 491 to 519, and the y-axis from 731-...
2 votes
1 answer
127 views

Do we need to start the kernel (Evaluation → Start Kernel → Local) again after selecting Evaluation → Quit Kernel → Local from ...
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4 votes
1 answer
124 views

The pair OptionsPattern/OptionValue gives a perfect mechanism for embedded Options into a custom function in Mathematica. But sometimes it is not sufficient. For example, when Options have complex ...

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