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On Mathematica 11.3This code produces the image below (a set of points that I am then using as a pattern for FindRoot):IIges[x_, y_] := Sin[x]^2 + Sin[y]^2;xm = 4;{dx[x_,...
Asked on 05/17/2021
1 answerIn the Windows system, the keyboard shortcuts Matching [] Alt+]Matching {} Alt+}Matching () Alt+) works fine. This functionality does not seem to work with MacOS. Opt+] gives '...
Asked on 05/17/2021
0 answerI have a very long list such as: https://pastebin.com/9vYDLsVp At the end of each sublist for some reason I have {,-6}. How can I remove that from...
Asked on 05/16/2021
1 answerWhen I use ListPlot, I want to show the labels, such asListPlot[Callout[#, #, Above] & /@ Range[10], Joined -> True, Mesh -> All]Now all positions are Above, but sometimes...
Asked on 05/16/2021 by zongxian
2 answerDaily I make an image composition with background (background) in alpha channel in the following dimensions: 558px (length) and 465px (height)background=Import["https://i.stack.imgur.com/TWwdW.png"];I always have an image with pixels left over...
Asked on 05/16/2021 by LCarvalho
1 answerI recently just started using mathematica, and I'm having some trouble figuring out what's wrong with this. When I run this, the output I get adds Null with every element....
Asked on 05/16/2021 by chris.s77
1 answerI am trying to learn how to use FeynCalc to handle commutators in Mathematica, but I can't seem to figure out how to take the commutator of two matrices with...
Asked on 05/15/2021
1 answerI have a function defined in terms of an integral which I need:fun[y2_]:=Integrate[x^2*Log[1 - Exp[-Sqrt[x^2 + y2]]], {x, 0, [Infinity]} ]Unfortunately there is no closed form expression for this,...
Asked on 05/15/2021 by DJBunk
2 answerI have a lot of problems with the following scenario, for example,Given 3 boxes $A$, $B$ and $C$.The box $A$ contains 2 identical cards $x$,...
Asked on 05/15/2021 by Kim Jong Un
2 answerI made a code which draws a plot of $5-x^2$ masked with a kind of rectangular function in order to brake the branches of parabola at the points -1...
Asked on 05/14/2021 by Simpleton Jack
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