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# andrea

Last seen: mer än ett år ago Active since 2020

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Question

Distance between two set of points in space
Hello, So I have a set of points in a matrix A 10x3 ( i.e 10 points with x,y,z coordinates) and another set of points in a mat...

mer än ett år ago | 2 answers | 0

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Question

Logical Indexing with matrix
Helllo, Assuming I have three matrices: A = [1 0 ; 0 1] B = [1 1 ; 1 1] C = [3 4 ; 6 7] I would like to perform the follow...

nästan 2 år ago | 1 answer | 0

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Question

How to set scientific notation in data tips ?
Hello , I would like to see scientific notation in the data tip on my plot , I attached an image of my plot , instead of that l...

mer än 2 år ago | 1 answer | 0

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Question

Readtable from a text file with multiple delimiter
Hello, I have a text file with column delimited by tab , but the string containing the variable name has as a delimiter simple ...

mer än 2 år ago | 1 answer | 0

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Question

Find the intersection between two curves
So I would like to write a simple program in for a school project, that can find the intersection between two curves, for examp...

mer än 2 år ago | 1 answer | 0

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Question

How to solve a nonliner equation ?
Hello, so I have a nonlinear equation which is actually in the form of an array of values called y, and i would like to finde t...

mer än 2 år ago | 1 answer | 0

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Question

How Ode15 does it works ?
Hello, I have some matlab code and i have to translate it in c++. The core of the code is the ode15 solver , can someone explai...

mer än 2 år ago | 2 answers | 0

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Question

How to implement ode15 in c++ ?
Hello, I would like to know if there exist some library in c++ which can easily implement the ode15 solver in c++. Any suggest...

mer än 2 år ago | 0 answers | 0

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Question

How to plot symbolic function ?
Hello, So I have a function f of a symbolic variable let's say x , and I would like to plot my function versus 1/x. How can ...

nästan 3 år ago | 1 answer | 0

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Question

How to save a matlab table?
I would like to save this matlab image representing a table of data as a .png or .pdf centered and without white boreder, do you...

nästan 3 år ago | 1 answer | 1

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Question

How to export high quality plot in eps format ?
I have a problem with the quality of some plots I'm saving in eps format to insert it in a .tex file, the command i use to save ...

nästan 3 år ago | 1 answer | 0

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Question

How to interprete output of solve function ?
Hello, I'm trying to solve with math tool box a non liner equation : with the code syms x solve ( x^2-(1+x)^2 + x^2*(1+x)^...

nästan 3 år ago | 1 answer | 0

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Question

How to print a matlab table to a file with the same layout ?
I would like to include a matlab table into a latex document , but keeping the same layout ( apperance) that has in matlab, I m...

ungefär 3 år ago | 1 answer | 0

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Question

How can I change data directly from the plot ?
How can I divide the data on the first plot by 2 using command line ? I mean is there a way like ax = gca ; ax.Children(2)...

ungefär 3 år ago | 2 answers | 0

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Question

How do I change the properties of a series od data in a plot with multiple series of data in it ?
I have 3 series of datain the same plot, and I would like to change properties such as color and marker type on each different d...

ungefär 3 år ago | 1 answer | 0

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Finding repeating values in an array
maybe i do not understand the problem but anyway [val, ind] = min ( A ( pos_in_b) ) A(ind) = []

ungefär 3 år ago | 0

Something to replace 'dir' command?
Maybe ls command would work

ungefär 3 år ago | 0

Question

Creating a gif from a matrix of double.
My problem is that I have a set of matrices , each matrix contain only 1 and -1. What I'm trying to do is to make a gif of thi...

ungefär 3 år ago | 2 answers | 0

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Question

Retrive variable out of a parfor loop
I've got a simple problem, I run a parfor loop inside which i call a function which return some variables, the problem is that s...

ungefär 3 år ago | 1 answer | 0

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Question

Hiding only a section of code in live script.
Hi everyone, Is there a way to hide not all the code of the live script but only some section ??

ungefär 3 år ago | 2 answers | 3

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Question

Help with displayFormula from symbolic math toolbox
Hello everyone, i've got a simple question but i can't find the answer in the forum: The function displayFormula from the sy...

ungefär 3 år ago | 1 answer | 1

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Question

How togerate a gif .
Hi, I would like to know a simple way to create a gif , i had a matrix A of random values -1 and 1 and i use imagesc to visualiz...

mer än 3 år ago | 0 answers | 0