Resuelto

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

alrededor de 13 años hace

Resuelto

Parse string and identify specific string sequence in algebraic equation
Given a string S that defines an algebraic expression such as: S= 'X= A1 + A2*(Y1 + A3*Y3)*exp( A4*Y12 + Y1) ;' return a...

alrededor de 13 años hace

Resuelto

Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

alrededor de 13 años hace

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Replace May with April
For instance, if the input is input_str = 'The flowers may bloom in April'; then the output is output_str = 'The flo...

alrededor de 13 años hace

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Four quadrant inverse tangent function.
Create a function that returns an array P the same size as X and Y containing the element-by-element, four-quadrant inverse tang...

alrededor de 13 años hace

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Detect a number and replace with two NaN's
Write code which replaces the number 1 with two NaNs. Example X = [ 1 2 NaN 4 1 3 7 NaN 1 4 NaN 2] ...

alrededor de 13 años hace

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Wrapping the Tower of Pisa
The famous artist Christo Vladimirov Javacheff, who likes pizza, wants to wrap the well-known Italian tower in paper. It is a ci...

alrededor de 13 años hace

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Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product

alrededor de 13 años hace

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Generate pi using logarithm
Generate pi using logarithm

alrededor de 13 años hace

Resuelto

Find out missing number from a vector of 9 elements
You are given a vector of size 9, x = [x1 x2 x3 x4 x5 x6 x7 x8 x9] Elements of x may be randomly selected without repeati...

más de 13 años hace

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Vector LCM
* Find Least Common Multiple of a given vector. * Need general solution as the test suite will be expanded. * Function Templa...

más de 13 años hace

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Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

más de 13 años hace

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Filter AC, pass DC
Input x is the sampled signal vector, may have both AC and DC components. Output vector y should not contain any AC component. ...

más de 13 años hace

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peta to nano (x-ray)
for certain x-ray radiation, given frequency in petahertz, give wavelength in nanometer, must be accurate +/- 25%

más de 13 años hace

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Given a matrix, return the last eigen value
Given a matrix, return the first eigen value For example: x = magic(5) 17 24 1 8 15 23 5 7 14 ...

más de 13 años hace

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Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.

más de 13 años hace

Pregunta

adding every element of an array with every element of another array?
dear all, i want to add array elements to every other element of another element of another array in simulink/matlab

más de 13 años hace | 4 respuestas | 0

4

respuestas

Resuelto

Make a 1 hot vector
Make a vector of length _N_ that consists of all zeros except at index _k_, where it has the value 1. Example: Input ...

más de 13 años hace

Problema

What's Your BMI?
Find the body mass index. For reference, please refer to Wikipedia here: <http://en.wikipedia.org/wiki/Body_mass_index body ...

más de 13 años hace | 3 | 315 solvers

Resuelto

What's Your BMI?
Find the body mass index. For reference, please refer to Wikipedia here: <http://en.wikipedia.org/wiki/Body_mass_index body ...

más de 13 años hace

Problema

Create a Multiplication table matrix...
Create a product table in this format: P = [ 1 2 3 4 5; 2 4 6 8 10; 3 6 9 12 15; 4 8 12 1...

más de 13 años hace | 5 | 690 solvers

Resuelto

Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

más de 13 años hace

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First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];

más de 13 años hace

Resuelto

Angle of triangle
For three unknown points a b c, given three sides ab bc ca, find three angles abc bca cab in radians. Your function should b...

más de 13 años hace

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Count photos
Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total nu...

más de 13 años hace

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radius of a spherical planet
you just measured its surface area, that is the input.

más de 13 años hace

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Trimming Spaces
Given a string, remove all leading and trailing spaces (where space is defined as ASCII 32). Input a = ' singular value deco...

más de 13 años hace

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Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

más de 13 años hace

Resuelto

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

más de 13 años hace

Resuelto

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

más de 13 años hace