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My goal is to learn the algorithms that allow to convert STL files to step files. I am struggling to find learning materials. Can you suggest here research papers, books,...
Asked on 06/28/2021 by blunova
0 answerIs there any estimate for the scaling of the number of function calls in BFGS-optimization with the dimensionality of the search space? Specifically I am assuming a (free) expression for...
Asked on 06/27/2021
1 answerI have a mesh of a 3D surface composed by triangles, and I have the value of a function $u(x,y,z)$ in every vertex of the mesh (every vertex of...
Asked on 06/27/2021
1 answerI would like to find the contours of a scalar function $u(x,y)$ available as a discrete set of function values $u_i = u(x_i,y_i)$ over a scattered set of...
Asked on 06/27/2021
1 answerGenerally, we know that if we have this relation between Fourier transforms of three functions in frequency domain as: $$mathfrak{F}{mathsf{P}(t)} = mathfrak{F}{mathsf{Z}(t)}mathfrak{F}{mathsf{Q}(t)}$$ We should have this relationship in the...
Asked on 06/27/2021
0 answerAccording to the Wikipedia article on Singular Value Decomposition, the asymptotic complexity of computing the SVD of an arbitrary m×n matrix M with m>n by the popular...
Asked on 06/25/2021
1 answerI have a simple triangulation for a 2D domain, described by the connectivity matrix $T$ and by the point matrix $P$. For didactic purposes, I assembled the stiffness...
Asked on 06/25/2021
1 answerI am new to Fortran and I am trying to write a code using random data instead of binned data in x, y, z as shown in my sample code....
Asked on 06/24/2021 by Dark Knight45
0 answerI'm writing a solver for Boltzmann Equations (BE) including a force term in rarefied plasma, for my PhD. The aim is to see if an instability occurs inside an electric...
Asked on 06/21/2021 by Paweł J
0 answerI was testing the .fft package of numpy 1.16.1 in Python 3.7.2. In particular I was trying to verify that the transform resembles the analytical one for:...
Asked on 06/21/2021 by user30058
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