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GEORGIOS BEKAS

Last seen: 6 maanden ago Active since 2017

Engineering Optimization specialist

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Divisible by 9
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

bijna 4 jaar ago

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Divisible by 3
Pursuant to the <http://www.mathworks.com/matlabcentral/cody/problems/42404-divisible-by-2 first problem> in this series, this o...

bijna 4 jaar ago

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Determine the length of a string of characters
Determine the length of a string of characters

bijna 4 jaar ago

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Accessing elements on the diagonal
Access the diagonal elements of a matrix without 'diag' function

bijna 4 jaar ago

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Sum the 'edge' values of a matrix
Sum the 'edge' values of an input matrix (the values along the perimeter). Example [1 2 3 4 5 6 7 8 9] Output = ...

bijna 4 jaar ago

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MATCH THE STRINGS (2 CHAR) very easy
Match the given string based on first two characters on each string. For example A='harsa'; b='harish'; result '1' ...

bijna 4 jaar ago

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Kaprekar Steps
6174 is the <http://en.wikipedia.org/wiki/6174_%28number%29 Kaprekar constant>. All natural numbers less than 10,000 (except som...

bijna 4 jaar ago

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Duplicates
Write a function that accepts a cell array of strings and returns another cell array of strings *with only the duplicates* retai...

bijna 4 jaar ago

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Area of a circle
Find the value for area of the circle if diameter is given

meer dan 4 jaar ago

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find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

meer dan 4 jaar ago

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Matlab Basics - Create a row vector
Write a Matlab script to create a row vector of 10 consecutive numbers x = [1 2 3 4 5 6 7 8 9 10]

meer dan 4 jaar ago

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Create a square matrix of multiples
Given an input, N, output a matrix N x N with each row containing multiples of the first element of each row. This also applies...

meer dan 4 jaar ago

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CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

meer dan 4 jaar ago

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Hard limit function
Classify x data as if x>=0 then y=1 if x<0 then y=0 Example x = [ -2 -1 0 1 2] y = [ 0 0 1 1 1]

meer dan 4 jaar ago

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Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

meer dan 4 jaar ago

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Zero Cross
Write a function that counts the number of times n a signal x changes sign. Examples x = [1 2 -3 -4 5 6 -7 8 -9 10 11] ...

meer dan 4 jaar ago

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Output any real number that is neither positive nor negative
Output any real number that is neither positive nor negative

meer dan 4 jaar ago

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Find the body mass index. For reference, please refer to Wikipedia here: <http://en.wikipedia.org/wiki/Body_mass_index body ...

meer dan 4 jaar ago

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07 - Common functions and indexing 2
Define _eMat_: <<http://samle.dk/STTBDP/Assignment1_3e.png>> Calculate eMean as the mean across the rows of _eMat_. The an...

meer dan 4 jaar ago

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Back to basics 11 - Max Integer
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive integer MATLAB can handle.

meer dan 4 jaar ago

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06 - Matrix Equations 1
Define the vectors _aVec_ and _bVec_ and the matrix _aMat_: <<http://samle.dk/STTBDP/Assignment1_2a.png>> and <<http:/...

meer dan 4 jaar ago

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given 3 sides, find area of this triangle
1:3 -> 0; 3:5 -> 6

meer dan 4 jaar ago

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Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]
The given function returns the index of the maximum value in a given matrix. such as X=[4,3,4,5,9,12,0,5] Ans= 6 if maxim...

meer dan 4 jaar ago

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Will there be a new leader?

meer dan 4 jaar ago

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Equal to their cube
Tell me three real numbers that are equal to their cubes?

meer dan 4 jaar ago

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kmph to mps
convert kilometer per hour to meter per second

meer dan 4 jaar ago

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multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

meer dan 4 jaar ago

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MPS to MPH
Given the speed in miles per second, find the speed in miles per hour.

meer dan 4 jaar ago

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07 - Common functions and indexing 1
Define _cMat_: <<http://samle.dk/STTBDP/Assignment1_3c.png>> ( _cMat_ = 10x10 matrix where the numbers from 1 to 100 runs ...

meer dan 4 jaar ago

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Back to Basics - New Data Type in R2016b - convert a char to a string
Convert an char array into a string.

meer dan 4 jaar ago