# Nima

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**Content Feed**

Question

How to generate points on the surface of an ellipsoid?

I'm looking for a method or Matlab-function to generate some points (eg. equidistant points) on the surface of a ellipsoid. A go...

1 year ago | 1 answer | 1

### 1

answerQuestion

How to calculate the field at centroid point of a triangle based on the field at vertices?

consider the vertices of a triangle in space and their fields values are given, and the centroid point of this triangle is calcu...

1 year ago | 0 answers | 0

### 0

answersQuestion

How to store data of FOR LOOP iteration?

In the following code i want all the data of each iteration to be stored in P_new, and also B_xq, B_xq , B_xq repectively, but ...

1 year ago | 1 answer | 0

### 1

answerQuestion

Generate some points on the plane restricted by 3 points (triangle)

Assume that are the vertices of a triangle in space. How can i generate some points on this triangle?

1 year ago | 2 answers | 0

### 2

answersQuestion

Interpolation of the values of points on the surface created by convex hull

I have some 3D points like and their values like . The convex hull of these points are generated by convhull or convexHull (see...

1 year ago | 0 answers | 0

### 0

answersQuestion

How to calculate the field on the surface created with Delaunay triangulation?

In the following code x, y, z corresponde to the point coordinates in a volume, and then a surface is created using Delaunay tri...

1 year ago | 1 answer | 0

### 1

answerQuestion

how to define sphere surface with some random sample points inside?

There are 20 randomly sample points inside a geometry (sphere), which discribe the magnetic flux density [, , ] at these points ...

1 year ago | 0 answers | 0

### 0

answersQuestion

Operator '.^' is not supported for operands of type 'cell'

any idea to solve the error at the end of the code (visualisation part)? close all clear all clc %% mu0 = 4*pi*1e-7; % Vs...

2 years ago | 1 answer | 0

### 1

answerQuestion

Unable to perform assignment because the indices on the left side are not compatible with the size of the right side

Can anyone solve the problem in my code that returns the error by ? close all clear all clc %% mu0 = 4*pi*1e-7; % Vs/Am ...

2 years ago | 1 answer | 0

### 1

answerQuestion

numerical double integral of an expression with vector defined variables

Hi everyone, I have to compute double integral for the expression G over phi and theta in the following code numerically. Does ...

2 years ago | 1 answer | 0

### 1

answerQuestion

How to use curl for 2D-vector field correctly?

Hi everyone, I've some data from a simulation like (x,y,u,v) which u corresponds to velocity in x-direction and v in y-directi...

3 years ago | 1 answer | 1