Newest Questions
97,743 questions
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How should I handle required package dependencies in a package?
I'm writing a package A.
However, package A depends on package B (Mathematica), which the ...
- 1,417
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45
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Error when saving notebook, Mathamatica searches for a .m file
Whenever I save a my notebook (filename.nb), I get the error "RenameFile: Directory or file
"..path..\filename.m" not found.", and the file doesn't save.
It happens both with ctrl+...
- 1
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1
answer
170
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How does Mathematica define the indefinite integral $\int f(x) dx$? [closed]
How does Mathematica define the indefinite integral $\int f(x) dx$?
For example, if you input into Mathematica Integrate[Sin[x], x] it will return $-\cos(x)$ and ...
- 1
2
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how to improve the predictor corrector schemes including computational cost
I am currently implementing a variable-order fractional predictor–corrector scheme in Mathematica. Since I am still a beginner with Mathematica programming, I encountered several issues during the ...
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78
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Displaying parentheses in axes labels
I have a list plot that I want to plot in a framed graph and have the following labels on the axes.
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- 145
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As shown in the figure, how to draw a graph with a broken y-axis? [duplicate]
Piecewise function. The two segments have significant differences. The y-axis needs to be split to show the trend of each segment, and a connection is required in the middle.
This is quite different ...
- 175
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5
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213
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How can I generate the $z^2$ grid-mapping diagram (rectangular grid → curved grid)?
I would like to generate a diagram in Mathematica showing how the mapping
\begin{equation}
w = z^2
\end{equation}
transforms a rectangular grid in the complex $z$-plane into a curved grid in the $w$-...
- 867
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122
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Neural Networks and Non Linear Fits
I'm trying to obtain the parameter models for various types of acoustic absorption materials.
When dealing with fiber (polyester, with low flow resistivity), the Wilson model, which has two parameters,...
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vote
1
answer
81
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How to check if two edges have consistent orientation in all simple cycles of a graph?
How can I check whether two edges (tagged "c" and "d") have consistent orientation (either always the same ...
- 1,417
3
votes
1
answer
156
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What, if any, is the list analogue of KeyValuePattern?
I am trying to understand the function of KeyValuePattern. According to the documentation,
KeyValuePattern[{patt1, ...}] is a ...
- 10.6k
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94
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NDSolve options for increasing precision near boundaries for "stiff" integration
I'm trying to estimate the solutions u[x,t] to a backward diffusion equation PDE using NDSolve (note - I need the time-dependent solution, as I already have solutions to the equilibrium case where the ...
- 103
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3
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419
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How to change the color of the individual squares on a chessboard?
The code I have written to create a chessboard is as follows:
...
- 21
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54
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0
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1
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88
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Specifying an Answer to Questions in introductory Real Analysis [closed]
I'm trying to understand how to formulate answers to the following questions using MMA as asked in Bartle and Sherbert (2000) Real Analysis dealing with sets.
For n_PositiveIntegers and ...
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