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Aquatris


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Respondida
Unknown variables appearing in solutions for symbolic equation solver
This is shown in the documentation of solve, under Solve Polynomial Equations of High Degree. You should call the function wit...

3 días hace | 0

Respondida
What is MATLAB doing when adding multiple ZPK transfer functions together?
Yes but you are doing a fractional algebra. To refresh your memory: a/b + c/d = (a*d + c*b)/(b*d) Since numerator stays b*d, ...

7 días hace | 0

Respondida
Want to programmatically get the Maltlab status of (ready, busy), etc., in the bottom left corner of the window. What procedure will be used?
I recommend you use waitbar() function as an indicator of the progress within the code. f = waitbar(0,'Program started...'); %...

8 días hace | 0

Respondida
How to save a output matrix in each iteration?
Here is one way, where M_total_P is a 2x2x901 matrix, where 901 is the number of frequencies you have in the code. clc clear ...

8 días hace | 0

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I am getting this warning "Matrix is singular to working precision." and my surf plot is not showing.
You are doing a matrix mutiplication when you call the u() function, since you call u function with matrix arguments X and Y. Th...

9 días hace | 2

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Gain dimension failure ending in error
G gain is set for element wise multiplication instead of matrix multiplication, hence (1,4).*(4,1) = (4,4). x = ones(4,1); G =...

9 días hace | 0

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Respondida
change the color of curve from blue to any color and make it bold
x= 0:0.01:2*pi; y = sin(x); plot(x,y,'r') % r stands for red look at the documentation for different colors

9 días hace | 0

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Respondida
Hi, why am I getting an error?
You provide a fitlm model to plot function and a color option. Remove the color option and try again. So change % plot(F_sept...

9 días hace | 1

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Respondida
Unrecognized function or variable 'del'.
Not recommended but you can generally overwrite native variable/function names. I cannot reproduce your problem n = 0; for del...

11 días hace | 0

Respondida
How to make the encircled curve by blue.
You have one weird data and script to visualize but here is one way clear all warning off % you had references to F:/ folder ...

14 días hace | 0

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Respondida
How to vary angles at constant rate in a kinematics problem?
For loops are easy to understand but as mentioned in comments, once you understand the logic you should vectorize it. The basic ...

15 días hace | 0

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Respondida
how to get the name of current running m script
mfilename() function seems to be what you are looking for.

29 días hace | 0

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Resuelto


Mysterious digits operation (easy)
What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...

alrededor de 1 mes hace

Resuelto


Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the numbers. Otherwise return false. Example...

alrededor de 1 mes hace

Resuelto


Return area of square
Side of square=input=a Area=output=b

alrededor de 1 mes hace

Resuelto


Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

alrededor de 1 mes hace

Respondida
Class property validator reports an error if no default value is set
You can write your own validation function classdef MyClass properties hWriteFunc(1,1) {mustBeFunctionHandle} = @...

2 meses hace | 2

Respondida
contour diagram with three vectors
Here is one way: x = linspace(0,4,10); % x coordinate y = linspace(0,8,10); %^y coordinate [X,Y] = meshgrid(x,y); % meshgri...

2 meses hace | 0

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Respondida
Reset value of Ramp block to be used in Matlab Fctn block
Seems like this was a homework problem :D Take a look here:

2 meses hace | 0

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Ramp block having reset option
Here is one way with enabled subsystem, where the subsystem comes up with an offset (so if the ramp number gets too large it mig...

2 meses hace | 0

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Constant estimation from 2 noisy measurements
@Viktor Cockx, A bit late but here is an example for a mass spring damper system, where I am trying to estimate the mass, spring...

2 meses hace | 0

Resuelto


Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

2 meses hace

Respondida
What does this section mean?
Probably the integral reset functionality. So when you disable and enable the controller, the integral term will reset to 0 to p...

2 meses hace | 3

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Respondida
Creating a block for a term like (4s+1) in simulink?
I suggest you try to understand why 4*s+1 cannot be simulated. Although there are workarounds. hint: what does s do to a time do...

2 meses hace | 0

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Respondida
Find a value using an index obtained from a different matrix with same dimensions
Something like this maybe: %% your matrices val = load('Total_matrix_cases.txt'); x = load('Total_matrix_rotations.txt'); ...

2 meses hace | 1

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Respondida
Higher order Hungarian algorithm?
Somthing like this maybe; a=[ 4 5 2]; b=[-8 -13 3]; c=[ 4 7 -9 11]; thresholdValue = 2; [A,B,C] = meshgrid(a,b,c);...

2 meses hace | 0

Respondida
Ive completed code for an assignment but receive strange answers any help?
You are getting NaN because your s1 is equal to s2: s1=-wnN*zetaN-wdN*i s2=-wnN*zetaN-wdN*i where you forgot the ...+wdN*i fo...

2 meses hace | 0

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Respondida
How to create this equation in simulink?
you can use 'delay' block to make the u(t) = u(t-1) part of the equation. you can use another 'delay' block to make the e(t) = ...

2 meses hace | 0

Respondida
Formating a structs value
Something like this maybe: syms v1 v2 ; symbols = [v1;v2]; equations = [3/125 - v1/500 == v1*(0.0005 - 0.0001i) - 0.0005*v2 ...

2 meses hace | 0

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Respondida
What is End of life and End of support for MATLAB version R2018a ?
Checkout the answer here. To quote the staff response "The end of life (EOL) for MATLAB releases depends on the date when Math...

2 meses hace | 0

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