Questions tagged [system]
Questions on implementation details and how the parts of Mathematica are arranged or configured to work. Avoid this tag for issues that are confined to a specific operating system.
198 questions
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Using FindRoot with several NIntegrate inside
I have the following system
$$-a_1^2 + 2 a_0 a_2 - 2 b_0 b_2 =0\quad \text{and } \quad a_2^2 - 2 a_1 a_3 + 2 a_0 a_4 - b_2^2 - 2 b_0 b_4 =0$$
where the following $a_i, b_i$ are integral of some ...
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Can I still edit system files such as KeyEventTranslations.tr and MenuSetup.tr?
I can't edit system files whereas I used to be able to do so.
I am not sure if this a Mathematica question or an operating sytem question, but I am hoping someone here might know the answer.
I am ...
- 7,544
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Hacking system menu [duplicate]
In earlier versions of Mathematica under macOS, I could hack the file
...
- 12.2k
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Mathematica file shows as a Matlab file
i downloaded a package but I'm having problem since the m-file shows as a Matlab code and not Mathematica code, can someone help how to fix this problem.
I'm using windows 11 Mathematica 14
i already ...
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Why do notebooks by default put symbols in Global context where they can collide with all other notebooks?
This default setting can cause subtle and difficult to find problems, such as inconsistent or incorrect answers when symbols, variables or functions in different notebooks have the same name. I speak ...
- 61
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Fitting data to a system of ODE using ParametricNDSolveValue
I am trying to create the following code to fit data to a system of ODE.
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- 51
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2
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194
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Does the kernel attempt to evaluate the output of RandomReal?
I am trying to get my head around the evaluation process. One of the general ideas is that whenever an expression is replaced by another the evaluation restarts in the new expression. I can't imagine ...
- 729
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Is it possible to pass by reference at the system level?
I am reformulating the question since it was apparently unclear. One of the comments made me find the correct programming language "syntax" for what I wanted to do(Thanks Nasser).
In this ...
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215
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How to solve and analyze a system of 15 equations with 15 variables?
I have a system of $15$ equations and $15$ key variables. Some of the equations are non-linear. Some constant variables in the equation can be equal to numbers to solve the system. I have to find a ...
- 1
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List of built-in functions written in Wolfram Language
I was developing a program and noted that Grad[0,{x,y,..}] was taking too much time to return zero vector (I do this many times, so the performance matters to me). ...
- 729
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Is it possible to do something automatically before opening .nb?
Is it possible to do something before opening .nb ?
I mean,
When the Mathematica kernel(?) receives a command to open the .nb,
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- 4,435
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234
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Put tiny, hidden information on notebook
What is the standard method for inserting tiny, hidden information on notebooks (.nb files) ?
From now on, I am planning to insert small, hidden information on every new notebook. And also for some ...
- 4,435
2
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130
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Distinguish .nb that has been saved from new .nb
There may be many ways to distinguish .nb that has been saved from new .nb
I found that in NotebookInformation[] may be useful.
...
- 4,435
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167
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Save as custom folder in menu bar in 1 step
I found the solution for myself.
For some reasons I decided to write the updated content(=solution) at the top. One important reason is.. that you almost don't need to read after the solution.
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- 4,435
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Command to press a button
Under normal circumstances, giving a command to
press the Button
is stupid. Because we only need to execute the button action of that ...
- 4,435