Mathematica Questions, Problems & Solutions : TransWikia.com ~ Page 162

Is there a way to add a cone of influence to waveletscalogram?

This question was asked in 2013, but didn't get an answer. Can Mathematica plot the cone of influence in wavelet analysis. Matlab will do it....

Asked on 02/21/2021

2 answer

Improving `$AssertFunction` to always tell what the assertion test resulted in

I really like this form of assertion failure:On[Assert];Assert[1 + 1 == True];Assert::asrttf: Assertion test 1+1==True evaluated to 2==True that is neither True nor False. Assert::asrtf: Assertion 1+1==True...

Asked on 02/20/2021 by masterxilo

1 answer

Solve system of equations with integration over regions

I want to solve the following problem in Mathematica: Assume that $lambda_2=-frac{1}{2}+ r+frac{1}{1+r}- r^2logfrac{1+r}{r}$, $vin[0,1]$ and $thetain[0,1]$. For pre-specified values of $k,r>0$, solve for ${s,lambda_1}$...

Asked on 02/20/2021 by user391830

2 answer

Shortest way to make a checkerboard pattern

I'm looking for the shortest (in terms of characters) code snippet to make an n-square checkerboard. Here's my first try (comes in at 72 characters):Graphics@{PatternFilling["Checkerboard", ImageScaled[1/10]], ...

Asked on 02/20/2021

2 answer

Load multiple csv files and do iterative calculation for each file

I am trying to read multiple csv files and want to plot them all together,Lets say I have 3 files, file1 , file2 and file3I want to average...

Asked on 02/20/2021 by Erf

1 answer

How to solve these complex equations for plot?

I am trying to Plot this code but it is not showing any plot. I want a bistable type plot between "NL" and "P0" and there are six equations and...

Asked on 02/20/2021 by vidya

3 answer

Contour plot of a sequence of spheres with increasing radius

I am trying to do a simple thing really, plot a sequence of spheres with increasing radii and I used a Do-loop to do it, but nothing happens, Please suggest...

Asked on 02/19/2021

2 answer

Fixing histogram size behavior within grid of graphics

I'm trying to put the finishing touches on a grid of figures and could use some help. I'm trying to keep the figures as clean as possible, so I...

Asked on 02/19/2021 by mikemtnbikes

1 answer

Multiple replacement/variables

In the, somewhat basic, code below I would like to learn how to replace the g2, g5 and g8 lines with a shorter command. I've made use of one parameter...

Asked on 02/19/2021

3 answer

Draw an exclusion plot using a set of inequalities(make a loglogregionplot)

logLogRegionPlot[rplot_] := Module[{pts, pgon}, pts = Cases[Normal@rplot, Line[a__] :> a, Infinity]; pgon = {EdgeForm[], Directive[RGBColor[0.368417, 0.506779,...

Asked on 02/19/2021

1 answer

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