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Mohammadfarid ghasemi


Last seen: 8 jours ago Active since 2015

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latex output to .txt format
Hi, I transfered some equations into latex and want to save the output as .txt format, can anyone tell me how can I do it? ...

environ 2 mois ago | 1 answer | 0

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answer

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

9 mois ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

9 mois ago

Question


Spectral analysis of 1D elastic wave
As indicated in the: "wave propagation in structures: an FFT-based spectral analysis methodology", by James F. Doyle: The spec...

environ 2 ans ago | 0 answers | 0

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answers

Question


how to install regtools package
I have downloaded the regtools package, but it contains so many m.files. Should I run and save every code separately? Is there a...

plus de 4 ans ago | 1 answer | 0

1

answer

Question


quiver in cylindrical coordinates
Hi, I computed cosine directions for vector S as (Lx,Ly,Lz). Where S is a 10*360 array defined on a ring, including two circl...

plus de 4 ans ago | 0 answers | 0

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Question


system of equations with nonlinear constraint
Hi, I have a system of three linear equations and three unknowns as below: x(1).*(A11-B)+x(2).*A12+x(3).*A13=0 x(1).*A1...

plus de 4 ans ago | 1 answer | 0

1

answer

Question


solve 3d equilibrium equation of stress in cylindrical coordinate
Hi, Does anybody have any idea how to solve 3D equilibrium equation of stress in cylindrical coordinates?

plus de 4 ans ago | 0 answers | 0

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answers

Question


numerical integration with dependent variables
Hi, I have a function F(r,t) which is estimated by evalutation of integral of a second function g(s,r,t) with s=[0,inf]. I d...

plus de 4 ans ago | 1 answer | 0

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answer

Question


diffusion equation in matlab
Hi, I have a pressure diffusion equation on a quadratic boundary. I have write the following code to solve it, the pressure sho...

plus de 6 ans ago | 0 answers | 0

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answers

Question


nonlinear time dependent PDE
Does anybody know how to solve the following nonlinear time dependent PDE? Du/Dt+(u*Du/Dx)^2+(u^3)*D^2(u)/Dx^2+u^3; ...

plus de 6 ans ago | 1 answer | 0

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answer