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Matlab on Linux: Failed to load module "canberra-gtk-module"

This is a known bug but shouldn't affect your ability to use Matlab. See https://www.mathworks.com/support/bugreports/details/19...

2 years ago | 1

| accepted

Averaging Every 5 Elements in a Matrix for Each Column with Nans

For x=[1 2 3 NaN 4], like your short example, you can do this to ignore NaNs in the mean: mean(x(~isnan(x)))

2 years ago | 0

| accepted

Create a vector with for loop with mathematical operations

To fix your current code, you need to use indices in the for loop. w=[5 4 3 2] for i = w a3(6-i)=[1/(i+i)] b3(6-i) =...

2 years ago | 1

Array indices must be positive integers or logical values MATLAB error

z0(t) is causing the error. t is a vector of decimals, and you cannot use a decimal as an index. Indices must be positive intege...

2 years ago | 0

Question on how to position points on a line

Assuming del is a column vector of the same size as t and is the desired change in x, try this xy1 = [141.64 399.53]...

2 years ago | 0

| accepted

dbstop doesn't stop if the line at which is supposed to stop is something like `'else'

The if condition is true, so Matlab executes disp('true'); then jumps to end. Lines 4 and 5 are never executed because only one ...

2 years ago | 0

| accepted

Replace missing time steps in dataset

If data is the vector of your measurements at times x, you can try Y = NaN(size(t)); Y(ismember(t,x)) = data;

2 years ago | 0

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

2 years ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

2 years ago

Solved

Factorize THIS, buddy

List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

2 years ago

Solved

Prime factor digits

Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

2 years ago

Errors Within an If Statement

For if elsif else conditionals, Matlab executes the statements in the first block who's logical expression true, then it jumps t...

2 years ago | 0

| accepted

Solved

Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

2 years ago

Solved

Determine if input is odd

Given the input n, return true if n is odd or false if n is even.

2 years ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

2 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]

In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

2 years ago

"Index exceeds the number of array elements (1)."

The way you define your struct in the first few lines results in Air being a 1x1 struct with two fields (temp and press), each o...

2 years ago | 1

| accepted

Solved

Times 2 - START HERE

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

2 years ago

I obtained different figure after using fsurf and surf

It appears you may have a typo in your second definition of bb. Your first call to jacobiSN in this line currently reads as jac...

2 years ago | 0

| accepted

Pie chart label overlapping

Following the documentation for pie chart labels at https://www.mathworks.com/help/matlab/creating_plots/customize-pie-chart-lab...

2 years ago | 1

Question

Function Argument Validation, Compare to Irrational Number or Expression

Is there a way to use MATLAB's built-in validation functions to compare an argument to an expression or funciton output? I want...

2 years ago | 1 answer | 0

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answerQuestion

Exit function early and return output

I have a rather long function with a single output. In a special case, the output can be calculated without executing the majori...

2 years ago | 1 answer | 0