# All Questions

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### Upsampling layer for convolutional autoencoder

I've been trying to build a convolutional autoencoder with Mathematica 12.3. For this, I need to reverse the action of PoolingLayer[]. Is there any layer similar to ...
8 views

### How to download all from wolfram cloud while preserving folder tree structure?

This answer: https://mathematica.stackexchange.com/a/201726/62529 allows downloads of all files from wolfram cloud. However, it does not preserve the folder tree. I have a lot of files I want to ...
9 views

### Evaluating more than one open notebook in Mathematica without mixing issues

I have two open Mathematica notebook files, call them file A and file B, that are identical except for some initial parameter conditions that I manually input at the beginning of each file (all the ...
13 views

### Issues with graph plotting

I'm trying to plot a 2 variable function but whenever I try to put it all in the same plot it shows different. Any sugestions on what could be making this happen?? The function is defined like this Jt[...
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### How to calculate and display possible graphs from 3 directed branches?

I have 3 directed branches and I want to create all possible graphs that can be created from these branches with the condition that each branch is used once. Q1: How can I do create and graph them? ...
70 views

### solution of $\frac{1}{x}=\infty$

Is there a way to obtain solution $x=0$ for the equation $\frac{1}{x}=\infty$ in Mathematica? I tried Solve, Reduce, ...
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### Given A and B, how to find C if A = CBC?

Given A={{0,1,1,0},{1,0,0,-1},{-1,0,0,1},{0,1,1,0}} and B={{0,1,0,0},{0,0,0,0},{0,0,0,1},{0,0,0,0}} and ...
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How to calculate Numerical gradient of 2D arrays using the "gradient function" ("Matlab-like")? "[___] = gradient(F,hx,hy,...,hN) specifies N spacing parameters for the ...
48 views

### How to work symbolically with a compiled function?

I have a compiled function f to be used as a piece of a much larger calculation. I would like to expand out a function that calls ...
58 views

### How to center the location of the z-axis label?

How to center the location of the z-axis label which is |f(x,t)|? ...
16 views

### Rewriting GroupBy[{elem1,elem2,…},spec,red] into GroupBy[spec] , how to apply reduction?

I'm currently using this version of GroupBy: GroupBy[{elem1,elem2,…},spec,red] applies the function red to reduce lists of values that are generated. I want to rewrite my function with this one: ...
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### Partial derivatives of this function

I have a function $y(x)$ which is the solution of the initial value problem - $y = \frac{1-y}{A} - \frac{y.|r(x)+m(x)|^2}{B}$ with an initial condition $y_0=1$. I solved for $y(x)$ using the following ...
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### How to find and apply variable substitutions that simplify an expression?

I have a simple matrix expression. ...
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### Why if I change the function Sine to discrete Sine the plot is difference

I would like to know why when I change +1 in a discrete Sine change the list line plot and when I plot the function sine anything change. ...
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### How can I adjust the size of this parametric plot output? [closed]

I have a problem with the dimensions of the output of a ParametricPlot. What I'm trying to do is solve a differential equation using ...
41 views

### Using a Stylesheet to create reference links to “DisplayFormulaNumbered” cells using CellIDs

Suppose I have a notebook with lots of "DisplayFormulaNumbered" cells. These cells have a built-in counter, which continuously updates when cells are deleted, moved or added, which is nice. ...
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### How can I make publication quality figure in mathematica? [duplicate]

It includes adjusting the DPI of the image.
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### Re-evaluating the notebook takes long time after doing Quit

I have a code. After Quit, I want to re-evaluate the notebook. It takes about 10 seconds to start the re-evaluation in Windows 10. But my friend uses Macbook. It ...
50 views

### Inner polygon approximation

Suppose you want to perform an inner approximation of a planar semialgebraic set by a finite set of polygons. The following is a quick way to yield an approximation but I am not convinced that it is ...
MMA can't solve this integral: $$\int_0^{\pi } \text{sinc}(x) \text{Si}(2 x) \, dx$$ The I use FourierSinTransform to find closed form,but I try a verify result is ...