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Thales


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add image to legend label
Question is simple. Given a chart with two or more lines, as in: How to add an image to the legend, instead of a label? pl...

etwa ein Jahr vor | 2 Antworten | 1

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Plot variable across two dimensions
It is usual in the field of mechanics of fluids to plot interest variables as function of the thickness and along the length, su...

etwa ein Jahr vor | 1 Antwort | 0

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Visualize 3D domain
There are a bunch of options to visualize Volumetric (4D) data, as in here. What I am interested, however, is to visualize the ...

mehr als 4 Jahre vor | 0 Antworten | 0

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matlab ppval understanding of centering/displacement in breaks
The documentation on the ppval function gives the following example: breaks = [0 4 10 15]; coefs = [0 1 -1 1 1; 0 0 1 -2 53; -...

mehr als 4 Jahre vor | 1 Antwort | 0

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Draw diagonals of rectangle
The code below figure; hold on; rectangle('Position',[1 2 5 6]) axis([0 10 0 10]) plot([1 6],[8 2],'k') plot([1 6],[2 8],'k...

mehr als 4 Jahre vor | 1 Antwort | 0

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Beantwortet
Multiple summations in one formula
You can use for loops to do the sum or use the sum function: clc; clear; close all force; M = 1; % Test day N = 14; % Numbe...

fast 5 Jahre vor | 1

| akzeptiert

Frage


LiveScript error while saving to html
I have a LiveScript code with a lot of symbolic expressions. I try to export the LiveScript to html, but I get the following err...

etwa 5 Jahre vor | 0 Antworten | 0

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2D Simpsons Composite integration
In the Mathematics Stack Exchange I questioned about the extension of the composite Simpsons rule to 2D integration. The proble...

etwa 5 Jahre vor | 0 Antworten | 0

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sine fit in matlab vs closed-form expressions (linear least squares)
Given the arrays: t = 0:0.25:2; y = [3.0800 3.4900 3.1500 2.2300 1.2300 0.6900 0.8900 1.7300 2.7600]...

etwa 5 Jahre vor | 1 Antwort | 0

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Save/use intermediate values on ode solver
I am doing a time integration of a system of ODEs using a stiff solver (ode15s). It is working, but I want to speed things up. ...

mehr als 5 Jahre vor | 1 Antwort | 0

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Volume defined by vertices to stl file to mesh
Hi, I have the following points defining a hexahedra in space. x = [0 0 0 0 0.1 0.1 0.1 0.1]'; y = [0 0.1 0 0.1 0 0.1 0 0.1]'...

mehr als 5 Jahre vor | 2 Antworten | 0

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plot mean of vector v(1:i)
For simplicity, I have the following code v=1:10; for i=1:10 mean_v(i) = mean(v(1:i)); end plot(v,mean_v) In essen...

mehr als 5 Jahre vor | 1 Antwort | 0

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Publish pdf with code error
I have a mlx file with some text and a few lines of code. I deliberately wrote a few code instructions I expect to return an err...

etwa 6 Jahre vor | 0 Antworten | 0

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Change exponent of scientific notation on plot
How do I change the scientific notation exponent on the x-axis of my plot? <</matlabcentral/answers/uploaded_files/103633/que...

mehr als 6 Jahre vor | 1 Antwort | 1

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Parallelize instructions inside for
Is there a way to parallelize independent instructions within a for loop? The loops themselves aren't independent, so parfor is...

mehr als 6 Jahre vor | 1 Antwort | 0

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Frage


summing two 3d matrices to check convergence
Given two 3d matrices, obtained in a iterative process as the solution to a PDE, I want to check convergence. To do so, I check:...

fast 7 Jahre vor | 1 Antwort | 0

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Beantwortet
Can I solve a set of differential equations containing multiple dependent variable and their derivatives ?. There is only one independent variable in my set of equations.
check the ode15i, suitable for implicit equations, like the one you provided. <https://www.mathworks.com/help/matlab/ref/ode1...

etwa 7 Jahre vor | 0

| akzeptiert

Frage


matlab autocorrect in editor preferences
Is there an AutoCorrect in Matlab Editor as there is one for Word? I would like to type a few letters and change it for some com...

etwa 7 Jahre vor | 0 Antworten | 0

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what is a good way to mesh the desired domain
Given the mesh below (I can find the mesh and I plotted over the mesh two vertical lines), I would like to know a good way to fi...

etwa 7 Jahre vor | 0 Antworten | 0

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Plot selected variables according to flag
I have three variables x1, x2 and x3 and vector, say, flag = [1 0 1] If I want to plot on the same figure x1...

etwa 7 Jahre vor | 1 Antwort | 0

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do disp iterations slow down the code?
If I have an iterative solver, i.e., while norm(P-Pold) > eps; ... disp(sprintf('%10d %10.4f',k,norm(P-Pold))...

etwa 7 Jahre vor | 1 Antwort | 0

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difference in declaring big arrays with iterators
Given an array (to use as an iterator) i = [1:1e8]; What is the actual difference between declaring both arrays and why ...

mehr als 7 Jahre vor | 1 Antwort | 0

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Modal Parameters from dynamic system (numerical errors)
I have a dynamic system modeled by the Mass, Damping and Stiffness matrices [M], [C] and [K], respectively, i.e., [M]{x''} + ...

fast 9 Jahre vor | 0 Antworten | 0

0

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Open matlab in fortran environment
I'm working with Fortran and I would like to open Matlab to plot my answers. How to do it? The compiler is Intel Visual Fortran...

mehr als 9 Jahre vor | 1 Antwort | 0

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Programming Practices Tips - Index on matrix with some information
Hi, I want a tip on what is the best way to code something. I have a matrix with some information. The first column is the i...

mehr als 9 Jahre vor | 1 Antwort | 0

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Two optional parameters mutually exclusive
Hello, the question is pretty simple. I have a function with two optional parameters: y = f(x,opt1,opt2) The user may...

fast 10 Jahre vor | 3 Antworten | 0

3

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Frage


Plot 2d pressure field
I would like to plot a 2d pressure field, i.e., I have two vectors x, y and the pressure P on each point. I would like to plot a...

etwa 10 Jahre vor | 1 Antwort | 0

1

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Frage


How to join two vectors
I have a vector x1 = [1; 0; -2] and an array R = [1 0; 2 -0.5; 6 0] and I want to create a vector Xg = [0 -0.5 1 0 -2 0]. Th...

etwa 10 Jahre vor | 2 Antworten | 0

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