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Ole


47 2014 이후 총 참여 횟수

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Why subs symbolic fails here
How to make subs work for expression that are not identically simplified from the 'simlify' function. The expressions bellow ar...

3달 전 | 답변 수: 1 | 0

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Symbolic collect and display
I would lie to display the coefficients before the expansion terms of the cos one by one. syms x y f = expand(sin(x + 3*y));...

3달 전 | 답변 수: 1 | 0

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Rotation of curve question
I am trying to rotate a curve about a point (yellow asterisk) and do not obtain a symmetric result. Xr = (x-XXc)*cos(delta) + ...

3달 전 | 답변 수: 1 | 0

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speed for loop in sum
Can the for loop be removed ? x=linspace(-2,2,100); %some vector [X,XX]=meshgrid(x,x); %some matrix a=1/2;%some constant A0...

8달 전 | 답변 수: 1 | 0

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Numerical value for sum of bessel functions
I would like to find as numerical value the sum of bessel functions A0 . Is it possible to speed it ? x= linspace(-2,2,100)...

8달 전 | 답변 수: 1 | 0

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Conditional 'for loop', simpler ?
Is it possible make a for double loop simpler. x=linspace(-2,2,100); s=1/2; [X,Y]=meshgrid(x,x); A = X.^2; B = Y; for k=1:si...

8달 전 | 답변 수: 1 | 0

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How to create a circle with segments of specific colors
I am trying to create an image of a circle with inner and outer radius, that is divided radially in segments. The...

9달 전 | 답변 수: 1 | 0

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Choose a number from counter by key pressing
I would like to have a repeating sequence in time of numbers 1 to 100. When a key is pressed to display the current number a...

1년 이상 전 | 답변 수: 1 | 0

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Is there a function to draw the cie chromaticity diagram ?
Is there a function to draw the CIE chromaticity diagram ? How to use plotChromaticity ?

1년 이상 전 | 답변 수: 2 | 0

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How to make 2D rainbow ?
How to make a 2D rainbow plot like https://en.wikipedia.org/wiki/Visible_spectrum#/media/File:Spectrum.svg <https://en.wiki...

약 2년 전 | 답변 수: 1 | 0

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How to make a Riemann surface plot of simple analytic functions ?
How to make a riemann surface plot of simple analytic functions ? The code below does not give the correct plots. clear al...

약 2년 전 | 답변 수: 0 | 0

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How to write to word file using utf-8 encoding
I cannot save cyrilic to word file. I tried also reading a text file in utf8 but cannot write it with the same encoding. How t...

약 2년 전 | 답변 수: 1 | 0

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How to copy only paragraph from text file
I would like to copy a paragraph from text file ( Sample text Sample text). The paragraphs are divided by 1-1 like numbering....

약 2년 전 | 답변 수: 1 | 0

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How to display info with mouse over text region inside a figure
Is there a way to display information when you put the mouse over a text region inside a figure. * x = linspace(-3,3); ...

2년 이상 전 | 답변 수: 1 | 1

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How to sort the output of variables of cell array ?
I would like to sort the output of variables fx1 with the first digit and preserve the rows. sortrows(data,1) does not work ...

2년 이상 전 | 답변 수: 1 | 0

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The inputdlg stays open
I would like to to have an input window and have the ability to change the input data. The code below uses inputdlg. The pro...

2년 이상 전 | 답변 수: 1 | 0

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Cyrylic in Matlab .m file save and run issues
I am sure there should be a solution out there for using matlab with different alphabet that Latin. When I run a script with ...

2년 이상 전 | 답변 수: 1 | 0

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value from string ?
I would like to use vectarrow function to draw vectors: <https://www.mathworks.com/matlabcentral/fileexchange/7470-plot-2d-3d...

2년 이상 전 | 답변 수: 1 | 0

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How to compare non latin letters?
I would like to assign a number to a specific letter of name. But the name is let say in Cyrillic 'Том'. Now the isletter...

2년 이상 전 | 답변 수: 1 | 0

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How to convert 2D image of circle shape to 2D straight line ?
I have an image 2D that looks pretty much like donut how to convert it to straight lines ? Basically I would like to sum over...

3년 이상 전 | 답변 수: 1 | 0

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How to solve differential equation of 3 order analytically
I would like to solve a system of differential equaions x''[t] == -a0*(a1 - b*z'[t])*cos[w*t], x[to] == 0, x'[to] == 0 ...

3년 이상 전 | 답변 수: 1 | 0

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How to plot second y axis y2 that is just related to y1 as f(y1)
I have a plot on y1 axis. I would like to have units conversion on axis y2, as f(y1). How can you plot two units on one graph...

3년 이상 전 | 답변 수: 1 | 0

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How to distribute a vector in histogram in a loop ?
I have loop that generates a vector x of different size each iteration. I would like to just sum the values of the vector x t...

3년 이상 전 | 답변 수: 0 | 0

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Full control of plot axes and labels?
I am having troubles with plot of figure. Seems it has alot of data point and respond quite slowly when I tried to change the fi...

3년 이상 전 | 답변 수: 0 | 0

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How to manipulate cell array of vectors (just numbers ) that are not same length?
I want to plot cell array M{k} that has vectors of different size. How to do it ? How to transpose it ? plot(M{:}) retur...

3년 이상 전 | 답변 수: 2 | 0

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How to pause execution of script ?
I want to pause execution of script and continue later ? How to do it ?

3년 이상 전 | 답변 수: 1 | 0

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How to store vectors with different size in a loop ?
How to store vectors with different size and how to access them. M(k) found_roots F = @(t) cos(t)*exp(-t); A...

3년 이상 전 | 답변 수: 1 | 0

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How to integrate integral(integral(cos(t),-10,t) ,t1,t2)
How to integrate numerically Z(t1,t2) ? My function is more complicated than cos but is analytical. integra...

3년 이상 전 | 답변 수: 1 | 0

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How to get value from string II = strcat('A', num2str(la));
I want to plot few matrices A1 A2 A3 A4 A5 and call them in loop to make a movie. I am trying to make a string II = strcat('A',...

3년 이상 전 | 답변 수: 2 | 0

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How to plot with pcolor one 2D function with two x axis ?
I would like to plot one function with two x axis. One on the bottom one on the top. The top is just different vector. How to a...

4년 이하 전 | 답변 수: 1 | 0

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