Stephen

Active since 2011

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

meer dan 10 jaar ago

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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...

meer dan 10 jaar ago

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

meer dan 10 jaar ago

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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...

meer dan 10 jaar ago

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

meer dan 10 jaar ago

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

meer dan 10 jaar ago

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Add two numbers
Given a and b, return the sum a+b in c.

meer dan 10 jaar ago

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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 ...

meer dan 10 jaar ago

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

meer dan 10 jaar ago

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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

meer dan 10 jaar ago

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

meer dan 10 jaar 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...

meer dan 10 jaar ago

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:...

meer dan 10 jaar ago

Question

Plotting Matrices Stored in Sequential Array Cells
Hey, I've got an array which has a few matrices stored in the arrays and now I'm wanting to plot them. Now I can see two ways...

meer dan 11 jaar ago | 1 answer | 0

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answer

Question

Graph With Variable Number of Plots
I'm writing a piece of code that needs to split up a vector into smaller vectors which are not uniform in length. These smaller ...

meer dan 11 jaar ago | 1 answer | 0

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answer

Question

3D Matrix to replace a square matrix in a for loop?
Sorry if the question title isn't great; stuggled to come up with a good question to ask the following; I've been using matri...

meer dan 11 jaar ago | 2 answers | 0

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answers

Question

Using electronic sensors to control motors using matlab/simulink; possible?
Hey, got a general question regarding MATLAB and/or simulink which I'm hoping someone here will be able to help me with. (I'll s...

ongeveer 12 jaar ago | 1 answer | 0

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answer

Question

Drawing on a m-file via the command window; possible?
Hey, so I've created an m-file but there's far too many outputs that I don't need all the time for me to be happy with. However ...

ongeveer 12 jaar ago | 2 answers | 0

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answers

Question

fprintf Multiple Lines?
Is there a way to print multiple lines to the command window (like fprintf does for single lines) without using fprintf at the s...

ongeveer 12 jaar ago | 3 answers | 2

3

answers

Question

Integrating A Vector (Or rather a series of point values)
Firstly I wish to apologise as I know there's a section of the matlab documentation / help files. However I've tried following i...

meer dan 12 jaar ago | 2 answers | 0

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answers

Question

Derive equation from set of data
I feel rather silly asking this as I'm sure it's extremly simple and that I'm missing a button or something but can't find the a...