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I am trying to adopt very interesting universal option check method. And I am completely lost since in one case in seems working, while in the other don't. I...
Asked on 08/12/2021
0 answerThere is a concept in optimization called expected improvement where you sequentially search for the value of x that optimizes the problem. Here is a screen shot of the general...
Asked on 08/12/2021
1 answerCan someone who has access to Mathematica, please, help me in drawing this RegionPlot with high precision. (I used the basic plan of WolframCloud which I could not increase the...
Asked on 08/12/2021
1 answerThis is literally a follow-up to part of Mr.Wizard's answer to: Plot, extract data to a file Specifically in reference tomultidat = Cases[First @ gr, Line[data_] :> data,...
Asked on 08/12/2021 by JoutlawPhysics
2 answerI have this two-variable function$$f(x,y)= (8 cos (x+y)+7)cos left(frac{x}{2}right)+cos frac{x-2 y}{2}+2 cos left(frac{3 x}{2}right) $$where $0<x,y<pi$. I want to calculate numerically the area for which the...
Asked on 08/12/2021 by user80186
4 answerI want to draw a plot with specific ticks. So I added the Ticks property. Now, I also wish to enhance the ticks, so I tried to manipulate that using...
Asked on 08/11/2021 by tamir
0 answerI'm trying to use NBodySimulation to run a simulation of objects such as stellar masses.I've tried using the InverseSquare and Newtonian settings on NBodySimulation for this, but InverseSquare doesn't...
Asked on 08/11/2021
0 answerlet's say I have a set of discrete data of dimension n by n by n, which may represent a scalar field $f(x,y,z), x,y,zin [-1/2,1/2]$ in Cartesian 3D space....
Asked on 08/11/2021 by H. Zhou
1 answerI have a system of 1st order equations (it's overdetermined but well posed) that is solved within an arbitrary constant:f[u_, v_] := Cos[u - v]; DSolve[{D[x[u, v], u] ==...
Asked on 08/11/2021 by Daniel Castro
1 answerI have a $4times4$ matrix A=begin{pmatrix} 0.16 (cos (text{kx})+2) & 0.55 cos left(frac{text{kx}}{2}right)+(0., +0.76 i) sin left(frac{text{kx}}{2}right) & 0.55 cos left(frac{text{kx}}{2}right) & 0.55 0.55 cos left(frac{text{kx}}{2}right)-(0.,...
Asked on 08/11/2021
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