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Hexe


Last seen: 11 maanden ago |  Active since 2022

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Contour plot of Landau energy density
Hi! I have the Landau energy density for ferroelectric where X,Y,Z are components of polarization and Y is a polar axis. Using ...

12 maanden ago | 1 answer | 0

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answer

Question


How to make a surface in polar coordinates using polar3d?
Hello! I have an integral for a function which I plot in polar coordinates at a fixed polar angle theta (th). How to write a 3D ...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


Animation of plot upon changing parameter
Hello! I have a code and a set of pictures at different values of parameter t. Is it possible to make an animation to see how th...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


3D plot in polar coordinates
Hello! I made a code for solving the integral and it looks realistic in polar coordinates. But, how to present it in 3D as a fig...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


How to calculate and plot ndefinite triple integral?
I have a triple indefinite integral (image attached). Here respectively sx = sy = s*sin(a)/sqrt(2) and sz= s*cos(a). Parameter ...

meer dan een jaar ago | 1 answer | 0

1

answer

Question


Please, help to find a mistake in the code for double integral
I have a double integral (a picture of formula is attached) and a code. But this integral should be equal 1 at s = 0 at any para...

meer dan een jaar ago | 2 answers | 0

2

answers

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Wrong start of the curve in double integral
Hi! I solve the double integral and it shows a right behavior of the curve, but it starts from different points at different par...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question


No plot in double integral
Hi! I try to solve the double integral, but there is an empty plot. Could you please tell me, what is wrong? In MathCad this int...

bijna 2 jaar ago | 0 answers | 0

0

answers

Question


How to calculate double integral?
Hi! I have a problem with solution of double integral. The syms solves too long and it cannot be used.But in another way I have ...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question


Wrong plot upon right calculation
Hi, I have the next problem. Here is a code for calculation of the function K(s) with integral fun1. When s=0 the K(s)=1 at al...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question


How to calculate write erf with real and imaginary part?
Hi, all! My question is: I have an integral with functions erf with real and imaginary part. And the imaginary part Matlab igno...

ongeveer 2 jaar ago | 1 answer | 0

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answer