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"Power matrix" of two vectors
Given two row vectors x,y of lengths m and n (respectively), create an m x n matrix whose i,j entry is x(i)^y(j).

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Sum of terms in a series 2 (★★★)

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Moore-Penrose pseudoinverse of matrix
Find the command for Moore-Penrose pseudoinverse of matrix and solve

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The Secret Code of Mars
NASA has intercepted a mysterious signal from Mars filled with random letters and numbers. Scientists believe each number in the...

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How long does it take to run a bath?
Given the *volume flow rate* (volume/time) of a faucet and the *volume* of a bath tub, find the amount of time it takes to fill ...

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Clipper Function
Create a function that emulates a clipper circuit Given sin wave, t and the constant value for clipping, and the direction to re...

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Am I a city or a state
Input will be an array of cities and states. Also, lists of cities and states will be passed. Replace every city name with "cit...

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Find the area of the square
There are *n²* circles inscribed in the square ABCD. The perimeter of each circle is *aπ* <<http://imgfz.com/i/3wzCeAT.png>> ...

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Repetition of matrices
*A is a bold matrix: [1 2 3; 4 5 6;7 8 9]* Given an integer 'n' , a matrix B exists such that has n copies of A in the row an...

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Dominant Matrix - 01
A matrix is said to be diagonally dominant if for every row of the matrix, the magnitude of the diagonal entry in a row is large...

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Solve the set of simultaneous linear equations
Given this pair of simultaneous linear equations: 2x + 3y = 23 3x + 4y = 32 Find the solution set (x,y)

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Remove NaNs and numbers adjacent to NaNs
The aim is to remove the elements before and after NaN occurrences inside a vector. For example: x = [6 10 5 8 9 NaN 23 1...

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Backgammon #4 - Dice Probabilities
Previous problems in this series have looked at how a backgammon board might be represented, and board positions manipulated and...

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Next Higher Power of B
|Given a number _n_ and a base _B_ greater than 1, return the lowest integer power of _B_ that is greater than or equal to _n_. ...

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Next Lower Power of B
Given a number _n_ and a base _B_ greater than 1, return the lowest integer power of _B_ that is less than or equal to _n_. E...

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Local Minima
Given a vector of data x, find the values of local minimum that is smaller than its neighbor elements. For example, if x =...

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Breaking up a chocolate bar
You've got a chocolate bar of size , and you want to break it up into bite-sized () pieces. How many steps are required to do th...

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Check if there are white spaces in the input string
If there are white spaces in the input string, output=1 else 0

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For given vectors x,y find coresponding spline coefficients.
For given vectors x,y find coresponding spline coefficients. Example x =[ -3 -2 0 2 3] y =[ 0 0 1 ...

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2) Are you more familiar with iteration methods or Linear Algebra ? Let's see together.
Referring to problem: https://www.mathworks.com/matlabcentral/cody/problems/44530-are-you-more-familiar-with-iteration-method...

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Odd times 3
Given a input matrix x, multiply all odd values by 3. Even values remain the same. example: x = [1 2 3 4 5;... 6 7...

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Replace with Lower
Given a list of integers, for each element, replace it with the minimum integer found in the sub-list to its strict right (exclu...

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Write a function to calculate step size delta if bits per sample and input range is given for quantization.
numBit = bits per sample; range = input max value - min value; delta = step size; l = number of levels;

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Sort vector by number of prime factors of each element
Sort a given array based on how many prime factors each term has. Sort from least to greatest and output original values. Ex: ...

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Minimum Maximum Sort Array
sort one array by put minimum value followed by maximum as follow a=[2 3 1 5] and the solution is y=[1 5 2 3 3 2 5 1];

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Generate a list of composite numbers

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Problème

Sum all elements of a vector or matrix without using some built in functions
Write a function that computes the sum of all elements of the input array v without using the following built-in function: sum,...

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A résolu

Analyze observation data
Suppose you have the following data (A,B,C) in three-column format. A B C -------------------------- t=1 ...

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Find the relation
Take x as input and y as output. If x=1 y=3 If x=2 y=14 If x=3 y=39 If x=4 y=84 Based on this relation find giv...

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A KING AND 100 PRISONERS

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