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DC-DC boost converter
Find the output voltage of a DC-DC boost converter when its input voltage is 12V and the duty cycle ratio is 0.6.

10 years ago

Solved

Modified Upper Matrix Mock
Given a vector v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 0 3 6 9 11; 0 0 6 9 11; 0 0 0 9 11; 0 0 0...

10 years ago

Solved

Circular Shift Me
Given a vector v=[1 3 6 9 11], circular shift them while iterating m=[1 3 6 9 11; 11 1 3 6 9; 9 11 1 3 6; 6 9 11 1 3; 3 6 9 1...

10 years ago

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Derive Me Crazy
Given a polynomial, output its derivative. Example: input = [1 0 0] % x^2 output = [2 0] % 2x

10 years ago

Solved

Integrate Me
Given polynomial, output the integral (with k = 1 for simplicity purposes) Example: input = [2 1] % 2x+1 output = [1 1 1]...

10 years ago

Solved

Conduct inner product using given matrix
a=[1 2 3]; b=[3 4 5]; y=function(a,b) Output y should be 26

10 years ago

Solved

Create Truth Table of Size according to input
Create a Truth Table Example: n = 3 output = [0 0 0; 0 0 1; 0 1 0; 0 1 1; 1 0 0; 1 0 1; 1 1 0; 1 1 1]

10 years ago

Solved

Print true if
all elements are larger than 5 a=[1 3 5 8 6]; b=[6 6 6 6 6]; function(a) should be false, and function(b) will be tru...

10 years ago

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Set x value to each odd index of vector y.
Set x value to each odd index of vector y.

10 years ago

Solved

Delete x value in given vector y.
Delete x value in given vector y. Exapmle x=5; y=[ 1 2 5 6 74 5 2 5] result=[1 2 6 74 2]

10 years ago

Answered
How to use arrayfun with a function having two vector arguments?
A = arrayfun(FUN, B, C, ...) evaluates FUN using elements of arrays B, C, ... as input arguments. The (I,J,...)th el...

10 years ago | 0

Answered
I would to save the variables in a file txt or csv with a push button, can help me someone?
save ('filename.csv','mentaldemand','physicaldemand','temporaldemand','performance','effort','frustration') Try the above ...

10 years ago | 0

Solved

Create square matrix with given conditions.
Create square matrix which should be like given matrix M. M = [ n^2 n*(n-1) n*(n-2) ... n*2 n; n*(n-1)...

10 years ago

Solved

Weighted Convolution
Given two input vectors x = [x_1, x_2, ..., x_K] and y = [y_1, y_2, ..., y_K] of equal length, compute the weighted convolution ...

10 years ago

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I told you not separate me, but you did :( - ACDC
Given input vector, output it's DC and AC value Example: input = 0 1 -1 0 ac = 0 1 -1 0 dc = 0

10 years ago

Solved

Finding two missing number in 1 to n array
You are given an array of numbers from 1 to n with two missing numbers. Return the two missing numbers. Input: x=[5 2 0 1 ...

10 years ago

Solved

Calculate the hypotenuse of a right triangle without using ^ and sqrt ()
Find out the hypotenuse of right triangle. Say a = 4, b = 3 then c = 5 Please don't use ^ and sqrt() function.

10 years ago

Solved

extract part elements of matrix into one new matrix
Given a matrix, includes different elements(plus, minus and zero), extract the nonzero elements and form a new matrix. for examp...

10 years ago

Solved

Calculate cosine without cos(x)
Solve cos(x). The use of the function cos() and sin() is not allowed.

10 years ago

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Calculate sin(x) without sin(x)
Calculate y = sin(x) x = 0 -> y= 0 without the use of sin(x) or cos(x)

10 years ago

Solved

i forgot to use capital I
When referring to yourself you should write "I" (capital) and not "i". So correct the input string x, but be aware that other u...

10 years ago

Solved

Avengers Assemble!
Given matrix with so many zeroes, trim those zeroes and output a matrix joining all nnz elements Example: input = [0 0 0 0 0...

10 years ago

Solved

Determinate if day D is a date that occurs during Daylight Saving Time in Italy
<https://en.wikipedia.org/wiki/Summer_Time_in_Europe>

10 years ago

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How many hours are there in a day in Italy?
Remember "European Summer Time"

10 years ago

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x&u are two vectors then Y=x+u???
x&u are two vectors then Y=x+u???

10 years ago

Solved

Сoncatenate two strings into one
Concatenate two strings, become one strings Example: s1 = 'Hello' s2 = 'world' result = "Hello world "

10 years ago

Solved

Calculate cross product
Make function for cross product a=[1 3 2]; b=[2 4 1]; y=function(a,b) y=[-5 3 -2]

10 years ago

Solved

Make random permutation
Make random permutation that consist of random number from 1 to n.

10 years ago

Solved

Modulation index
The amplitude of the carrier signal is 2V and the amplitude of the modulating signal is 8V. Find its modulation index.

10 years ago

Solved

Find hen's weight.
If hen weights x kilos on two legs, how much does it weights on one leg? Output the result.

10 years ago