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polar inertia
given locations of a set of unit masses on complex plane, find polar moment of inerta about the origin. for example output 4 if ...

10 years ago

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~(*|/)
Return three quarters of n without using addition, subtraction, multiplication or division.

10 years ago

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calculate the tangent of angle in radians
Calculate the tangent of angle in degrees

10 years ago

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Give prime Numbers upto n
You are given a input number x; print all the prime numbers less than equal to x.

10 years ago

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Basic commands - Excuse me, what time is it?
Please write a function, which will return current hours and minutes, please notice we are using 24h time. Return a vector li...

10 years ago

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Basic commands - What platform are you using?
Please ask matlab waht platform are you using.

10 years ago

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Basic commands - logarithmically spaced vector
Make a function, which will give a vector: y=[ 0.01 0.1 1 10 ... 10^x];

10 years ago

Answered
3D grouped bar graph
I think the only way is to group data into one matrix (bar2 groups data row-wise) figure(1) bar3([y1,y2],'grouped')

10 years ago | 0

Answered
Randomly scramble letters in a single word
No need of while. If you want to permute word letters with forced use of a loop, extract one-by-one the letters from word withou...

10 years ago | 1

Answered
How to find unique elements in a vector without using unique or find?
Use an histogram based approach (works only for positive integers) %get M random numbers from 1 to N M=10; N=25; ...

10 years ago | 0

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Create an 8-color version of an image
This problem was inspired by a tweet I saw from @MATLAB regarding <http://www.mathworks.com/matlabcentral/fileexchange/37816-the...

10 years ago

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Combined Ages 1 - Symmetric, n = 3
You have probably seen the common riddle wherein combined ages are provided and you must determine the individual ages. For exam...

10 years ago

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Is It a Snake?
Given an m-by-n matrix, return true if the elements of the matrix are a connected "snake" shape from 1 to m*n. Otherwise return ...

10 years ago

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Find out characteristics equation of given matrix.
Find out characteristics equation of given matrix. A=[0 2; 1 8] then char. eq is s^2-8*s-2=0 and answer should be [1 -8 -2] ...

10 years ago

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Number of primes
Count the number of primes less than 'n'.

10 years ago

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Calculate some equation
Using given inputs x and z, make two outputs that are y1 = (xz)/(x/z)^2 + 14x^2 - 0.8z^2 y2 = x^z - z^x + (x/z)^2 - (z/x...

10 years ago

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How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

10 years ago

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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

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Convert degrees to radians
Given input in degrees, output to radians

10 years ago

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Sum of cubes
Write a program to determine sum of cubes of first n odd numbers.

10 years ago

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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

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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

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Implement zero-based indexing for Matrices
Given an input vector and position (which is zero based) output the value Example: x = [1 2; 4 5] pos = [0 1] value = 5 ...

10 years ago

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Halder function
Find the halder function value of a number

10 years ago

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find "greatest common divisor" of two integer value
A function to find Greatest Common Divisor of two integer input E.G. x=-18 y=96 output should be +6 x=-18; y=96; >>your...

10 years ago

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expand intervals vol.2
Similar to problem <http://www.mathworks.co.uk/matlabcentral/cody/problems/2528 2528>. This is a more general case, when bounds ...

10 years ago

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Approximate e
Given a and n, compute and approximation to f = a * e ^ n, without the use of exp, string operations, or floating point numbers....

10 years ago

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Detect pair of equal values in a Matrix
A 2D matrix of 2 rows and N columns with random integer numbers. A = [3 1 2 4 6 6 7; 7 3 2 1 5 2 4] ...

10 years ago

Answered
How to mirror matrix on the diagonal?
In the case described before it is: A=[1 2 3;4 5 6;7 8 9] rot90(A,2)' which gives: A= 1 2 3 4 5 6 ...

10 years ago | 4

Solved

Does this dress make me look fat
For the input string "Does xyz make me look fat" output the string "No, xyz does not make you look fat"

10 years ago