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Column norms of a matrix

Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

1 year ago

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Vector creation

Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

1 year ago

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Doubling elements in a vector

Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

1 year ago

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Flip the vector from right to left

Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

1 year ago

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Whether the input is vector?

Given the input x, return 1 if x is vector or else 0.

1 year ago

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Get the length of a given vector

Given a vector x, the output y should equal the length of x.

1 year 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...

1 year 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 ...

1 year ago

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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:...

1 year ago