Solved

Sum the Infinite Series
Given that 0 < x and x < 2*pi where x is in radians, write a function [c,s] = infinite_series(x); that returns with the...

11 years ago

Solved

Hankelize a matrix
Similar to <http://www.mathworks.com/matlabcentral/cody/problems/42501-toeplitize-a-matrix Problem 42501. Toeplitize a matrix>, ...

11 years ago

Solved

Toeplitize a matrix
Similar to <http://www.mathworks.com/matlabcentral/cody/problems/3094-hankelize-a-matrix Problem 3094. Hankelize a matrix>, now ...

11 years ago

Solved

GJam 2015 Rd1B: Counter Culture
This Challenge is derived from <https://code.google.com/codejam/contest/8224486/dashboard#s=p0 GJam 2015 Rd 1B: Counter Culture>...

11 years ago

Solved

Who am I ?
Who am I ? Write any function that reveals itself under these constraints. Hint: I am combinatorial code, and I don't like stat...

11 years ago

Solved

Produce a Fibonacci sequence
Construct a diagram that generates the Fibonacci sequence: 1, 1, 2, 3, 5, 8, 13, 21, 34.....up to 377 The Fibonacci sequ...

11 years ago

Solved

Model a falling body
An object is falling freely from a height of 22 meters under the force of gravity. <<http://blogs.mathworks.com/images/seth/c...

11 years ago

Solved

Quine : write a quine in MATLAB
Quine is a type of program whose output matches the source code. See: <https://en.wikipedia.org/wiki/Quine_(computing) Quine in...

11 years ago

Solved

Generating random matrix with given probability mass function
Inspired by <http://www.mathworks.com/matlabcentral/cody/problems/2356-simulating-the-selection-of-a-state-with-given-probabilit...

11 years ago

Solved

Combine Data With Gaps
Combine data sets a and b where the datasets have "gaps" or unique points. Example: Input a = [1,0; 2,1; ...

11 years ago

Solved

Model a simple pendulum
Model a simple pendulum of length 200cm with bob of mass 100g and plot the position in degrees. The pendulum starts at 30 degree...

11 years ago

Solved

Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

11 years ago

Solved

Add damping to a mass spring system
Model an ideal mass-spring-damper system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/im...

11 years ago

Solved

replace empty matrices with '[]'
for example a=1;a(:,1)=[]; returns a = Empty matrix: 1-by-0 use this as the input,and the output should be '[]...

11 years ago

Solved

Is it column vector?
Is it column vector? Check vector for column vector without using iscolumn function.

11 years ago

Solved

Pancake sorting - minimum flips.
Sort a stack of pancakes by flipping them using spatula. * There are _N_ pancakes with diameters _1:N_. * Spatula can be ins...

11 years ago

Solved

Pancake sorting
Sort a stack of pancakes by flipping them using spatula. * There are _N_ pancakes with diameters _1:N_. * Spatula can be ins...

11 years ago

Solved

Arithmetic/geometric sequence, 50/50
a(1) = 0 a(2) = 1 a(2*N) = sqrt(a(2*N-1)*a(2*N+1)) a(2*N+1) = (a(2*N)+a(2*N+2))/2 given _n_ return _a(n)_

11 years ago

Solved

Pancakes for everyone!
Accordingly to the <http://nl.mathworks.com/matlabcentral/cody/problems/42460-the-cake-is-a-lie problem 42460>. All the children...

11 years ago

Solved

combine cells
A cell type variable is created. However it has other cells in itself. we want to integrate them all in a single cell. the conte...

11 years ago

Solved

Repeat string n times - 3
function myOutput = rep_str_3(string1, string2, num1, num2, n) function desiredOutput = rep_str_3('string1', 'STRING2', 0...

11 years ago

Solved

1D DCT-II transform.
Implement a function that calculates 1D Discrete Cosine Transform <http://en.wikipedia.org/wiki/Discrete_cosine_transform#DCT-II...

11 years ago

Solved

Repeat string n times - 2
This is the two variable version of <http://www.mathworks.com/matlabcentral/cody/problems/42482-repeat-string-n-times Repeat str...

11 years ago

Solved

Repeat string n times
* You will be provided a string (s = 'string1_') * a starting point (num1 = 6) (always bigger than or equal to zero) * and n (...

11 years ago

Solved

Low level NaN
* I have a dataset. Columns represents different variables. * A variable may start with NaN or any double type number. * If i...

11 years ago

Solved

Go back n times
You will be given a column vector (such as x = [1; 2; 3; 4; 5; 6; 7; 8]). If (n=3) you will return following; [ 1 NaN NaN Na...

11 years ago

Solved

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

11 years ago

Solved

Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

11 years ago

Solved

Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

11 years ago

Solved

Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

11 years ago