Answered
From workspace does not receive data properly.
Are you using the auto solver? What is the smallest timestep taken at the start? It's possible that the solver needs to be confi...

mer än 3 år ago | 0

Answered
Accessing specific values in every matrix in a cell array
Sure, use cellfun: A = {[1,2,3],[4,5,6],[7,8,9];[10,11,12],[13,14,15],[16,17,18]}; B = cellfun(@(x) x(3), A) disp(B)

mer än 3 år ago | 1

Answered
Use EV Battery Cooling System
It sounds like the file is not on MATLABs search path. https://www.mathworks.com/help/matlab/matlab_env/what-is-the-matlab-searc...

mer än 3 år ago | 0

Answered
How do you create a matrix Aij where each value is determined by a formula?
It sounds like a for loop would build your matrix nicely: n = 2000; sz_i = n; sz_j = n; A = zeros(sz_i, sz_j); % Preallocate...

mer än 3 år ago | 0

Answered
Simulink asynchronous generator voltage input clarification
Hi Abd, For an induction machine to operate, you must be able to generate a rotating field on both the rotor and stator. The fi...

mer än 3 år ago | 1

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Answered
What is the difference between in64, int32, and int8. Are there anymore 'int' functions? (int means integer right?)
Difference between %d, %f, or any other %? These are formatting control codes. %d prints a number in decimal (base 10) format, ...

ungefär 4 år ago | 0

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Answered
How to display a Y value
For interactive use of the graph, consider use of the datatips functionality. In R2018 and above, if you hover your cursor over ...

ungefär 4 år ago | 0

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Answered
index exceeds matrix dimensions and the toolbox code error
I'd guess that n is larger than the size of P. In the first couple lines it seems that P only gets allocated if the swing angle ...

ungefär 4 år ago | 0

Answered
How to apply modifiers to error messages
You've almost got it. The TeX formatting is correct. You need to include the interpreter and modality of the window in a struct ...

ungefär 4 år ago | 1

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Answered
How to impulse response including unit step function
The Heaviside step function is defined Substitute a logical check on t for u(t). Should be extendable to a shifted step fu...

ungefär 4 år ago | 0

Answered
How Do I Determine which Group Variables Correspond to the Results of SplitApply
Consider using the second argument output from findgroups? [G,ID] = findgroups(A) also returns the unique values for each group...

ungefär 4 år ago | 0

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Answered
Incorporate Incremental Vector into an Equation
Use the elementwise operators (preceed divide/multiply with a dot). https://www.mathworks.com/help/matlab/matlab_prog/array-vs-...

ungefär 4 år ago | 0

Answered
count of non zero elements of a row vector in a loop
Try the nnz function. It sounds like you're trying to count the number of nonzero elements in each row? Use arrayfun to apply t...

ungefär 4 år ago | 1

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Answered
Using CLEAR ALL usually decreases code performance and is often unnecessary
It sounds like you're seeing this in the Editor's Linter coding tips? These are all "clear the slate" commands, Use clc to clea...

ungefär 4 år ago | 1

Answered
Can I use boolean of a variable on a column of another variable
Hi, to confirm/rephrase, you're looking to extract 16 separate arrays, each one corresponding to the case where the response mat...

ungefär 4 år ago | 0

Answered
How To Assign Operator/Variables with a value
I'm not familiar with LGP. Consider a cell array to hold the chromosome? C = {X, 2, @times, 4} Using the operator definition...

ungefär 4 år ago | 0

Answered
Creating a vector from recursive elements of another vector
Welcome to MATLAB! Matlab will allocate the memory for you on the fly, so this is a one line operation, no need for a loop :) ...

ungefär 4 år ago | 0

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Solved


Rosenbrock's Banana Function and its derivatives
Write a function to return the value of <http://en.wikipedia.org/wiki/Rosenbrock_function Rosenbrock's two-dimensional banana fu...

ungefär 4 år ago

Solved


Permutation Via Multiplication
Given two numbers a and b, determine if the product ab is a permutation of the digits of a. For example, this is always true for...

ungefär 4 år ago

Solved


Whole Number Un-Concatenator
Write a function that accepts an integer and an index digit and returns a vector containing two integers which are the leading a...

ungefär 4 år ago

Solved


Whole Number Concatenator
Write a function that concatenates whole numbers. For example: numcat(111,222) should return 111222 numcat(1,2,3,4,5) s...

ungefär 4 år ago

Solved


Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

ungefär 4 år ago

Solved


Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

ungefär 4 år ago

Solved


Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

ungefär 4 år ago

Solved


Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

ungefär 4 år ago

Solved


Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

ungefär 4 år ago

Solved


Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

ungefär 4 år ago

Solved


MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

ungefär 4 år ago

Solved


MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

ungefär 4 år ago

Solved


MATLAB Basic: rounding II
Do rounding nearest integer. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 9

ungefär 4 år ago

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