# Teerapong Poltue

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**Content Feed**

Question

How to plot surface with contour form vertices?

I got the vertices for my 3D surface and its value that need to be contoured. I wonder how to do a surface plot with contour? ...

1 year ago | 1 answer | 0

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answerQuestion

How to create volume out of two boundary surfaces?

The surface is controlled by the equation '' sin(x)cos(y) + sin(y)cos(z) + sin(z)cos(x) = c ''. As we change the value of c ...

1 year ago | 1 answer | 0

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answerQuestion

How to create volume out of surfaces?

I got these two surfaces from isosurface plot, thus I have all the coordinates of these surfaces. I would like to fill in betw...

1 year ago | 1 answer | 0

### 1

answerQuestion

How to insert transparent background image behind several line plot?

I got several lines plot as shown above, and I would like to insert the image with transparent backgroud then set its transpar...

1 year ago | 1 answer | 0

### 1

answerQuestion

Find the index of first and last non zero in column

I got the array as shown I would like to extract the index (idx) of the first and last non zero in column, how can I do that...

1 year ago | 2 answers | 0

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answersQuestion

Solve system of higher ODEs

I've got these 2 ODE equations how can I solve for the graph of theta vs t and r vs t, with some specify boundary condition....

2 years ago | 1 answer | 0

### 1

answerQuestion

How to remove outlier form boxchart graph ?

data = xlsread('data.xlsx'); x = 1:36; figure(); ax = axes(); hold(ax); for i=1:36 fig = boxchart(x(i)*ones(size(dat...

2 years ago | 1 answer | 0

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answerQuestion

Create a candle chart with non financial data ?

I got a set of non financial data data = [1 2 3 4 4 4 7 15 11 13 5 15]; And I would like to plot a candle chart that start at ...

2 years ago | 1 answer | 0

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answerQuestion

Change interval of color bar in contour scatter plot ?

Now I have my code plotting a scatter plot. x = [1:0.1:10]; c = [10:-0.1:1]; y = zeros(1,91); y = y - 1; hold on ...

2 years ago | 1 answer | 0

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answerQuestion

How to plot bar chart with color gradient ?

I would like to plot a bar chart with a color gradient as its value change color must be change. How can I do that. For example...

2 years ago | 1 answer | 0

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answerQuestion

Appropriate way to store 3d matrix ?

I'm using unitcellsize = 1:0.01:1.01; num = max(size(unitcellsize)); for jj = 1:num a{jj} = -unitcellsize(jj)/2...

2 years ago | 0 answers | 0

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answersQuestion

for loop return empty struct

syms x y z thickness = 0.1:0.01:0.30; unitcellsize = 1:0.1:6; num = max(size(unitcellsize)); a = 0:step:unitcellsize; b...

2 years ago | 1 answer | 0

### 1

answerQuestion

Plotting Implicit Function in Polar Coordinate

I can plot this equation - cos(x) + cos(y) + cos(z) = 0 with cartician coordinate using this code. syms x y z f = @(x,y,z) co...

2 years ago | 1 answer | 0

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answerQuestion

How to cut surface plot to 2d image ?

I've got my 3D plot from this code syms x y z f = @(x,y,z) cos(x) + cos(y) + cos(z); interval = [-pi:0.1:pi]; a= inter...

2 years ago | 1 answer | 0

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answerQuestion

How to find minimum thickness of 3D .stl file ?

Now I got .stl file, and I imported to matlab via stlread function (https://www.mathworks.com/matlabcentral/fileexchange/22409-s...

2 years ago | 1 answer | 0

### 1

answerQuestion

Facing problem from installing 2020b on my M1 MacBook !!

How can I resolve this ??

2 years ago | 1 answer | 0

### 1

answerQuestion

How to resize (shrink) 3d surface ?

syms x y z f = @(x,y,z) cos(x) + cos(y) + cos(z) ; interval = [-pi:0.1:pi]; a= interval ; b= interval; c= inter...

2 years ago | 1 answer | 0

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answerQuestion

How to find surface area ?

how can I find a surface area of this function on certain interval. f = @(x,y,z) cos(x) + cos(y) + cos(z);

2 years ago | 1 answer | 0

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answerQuestion

division by zero problem

I'm running the code syms a b c interval = [-3:0.1:3]; a= interval ; b= interval; c= interval; [A,B,C] = meshgrid(a,b,c);...

2 years ago | 1 answer | 0

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answerQuestion

How to use isocolor with you own color condition ?

I'm using a code interval = [-3:0.1:3]; a= interval ; b= interval; c= interval; [A,B,C] = meshgrid(a,b,c); data = cos(A)...

2 years ago | 1 answer | 0

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answerQuestion

How to do 3d color gradient plot ?

I've a set of data (x,y,z,k) which x y z is the coordinate in 3D plane, and k is the value of that position. I would like to pl...

2 years ago | 1 answer | 0

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answerQuestion

how to plot multiple 3d on one graph ?

I've try hold on but that isn't work. It turns out to be 2d plot interval = [-5:0.1:5]; x = -5:0.1:5; y = -5:0.1:5; [X,...

2 years ago | 1 answer | 0

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answerQuestion

How can I get all possible coordinate from implicit function ?

How can I get all possible coordinate (x,y,z) from this function function cos(x) + cos(y) + cos(z) = 0 I've tried this but, ...

2 years ago | 1 answer | 0

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answerQuestion

How can I get curvature contour

I got my surface plot from Schwarz = @(x,y,z) cos(x) + cos(y) + cos(z); fimplicit3(Schwarz); and now I would like to add my o...

2 years ago | 0 answers | 0

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answersQuestion

How to plot cos(x) + cos(y) + cos(z) = 0

How can I plot cos(x) + cos(y) + cos(z) = 0 In 3D plane (the expected 3D model is attached ) and I also want to know how t...

2 years ago | 1 answer | 0