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You can use logical indexing for that. If m1 is the first matrix and m2 is the second and C is the comparison, I think you want ...

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Answered 2 months ago

I'm looking for a good way to save complex data, having a real and imaginary component, to an HDF5 file. Is there something out ...

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Asked 2 months ago

When you open the figure, the function gca will return the handle to the axis. You can then get handles for all the lines using ...

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Responded 4 years ago

I know this is a very old question, but I just ran across it looking for something else. I believe that if you initialize Setti...

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Responded 3 months ago

Given a handle fh to a function which takes a scalar input and returns a scalar output and an integer n >= 1, return a handle f...

Solve this!

2 years ago

Permute diagonal and antidiagonal For example [1 2 3;4 5 6;7 8 9] -> [3 2 1;4 5 6;9 8 7] WITHOUT diag function (and variable n...

Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...

This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...

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

3 years ago

A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

Regardless of input, output the string 'yes'.

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

Check if sorted. Example: Input x = [1 2 0] Output y is 0

Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

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...

You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

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

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