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Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

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Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

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Program an exclusive OR operation with logical operators
Program an exclusive or operation *without* using the MATLAB function xor. Use logical operators like |, &, ~, ... instead. ...

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

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Evil Number
Check if a given natural number is evil or not. Read more at <https://oeis.org/A001969 OEIS>.

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Narcissistic number ?
Inspired by Problem 2056 created by Ted. In recreational number theory, a narcissistic number is a number that is the sum of ...

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Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

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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 (...

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

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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 '[]...

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Sort complex numbers into complex conjugate pairs
Sort complex numbers into complex conjugate pairs. Example: Input x = [3-6i -1-4i -1+4i 3+6i] Sorted output = [-1 - ...

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Matrix Generation.
if input n =1, generate a matrix y = [1]

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Mode
Find the mode of the vector Assumption: no vector is bimodal Example 1: input=[1 2 3 4 4]; output=4 Example 2: input=[7...

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Let's see how peculiar we can get
The task is to multiply two numbers. But do it in the most peculiar possible way.

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find the relation...
if given input is 1, output is 4. if input is 55, output is 3136.

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Find the area of a rectangle if length of the diagonal is given.
if length of a diagnonal in rectangle is 5. Its area is 12.

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Problem writing in data into a csv using fprintf
Have you tried <http://www.mathworks.com/help/matlab/ref/csvwrite.html csvwrite> or <http://www.mathworks.com/help/matlab/ref/d...

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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...

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Lightning strike distance: Writing a function
Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...

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Extract leading non-zero digit
<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

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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...

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Can this loop be sped up significantly?
It seems like you are trying to calculate a 2-tap FIR filter (if your lagsTE = 1) or lagsTE+1 tap FIR filter with lagsTE-2 coeff...

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How to convert floating point filter coeffiecients ( generated from FDA tools) to fixed point without Fixed point toolbox
Did you try the fixed point conversion tool ? It generates fixed point MATLAB code as intermediate output during generation o...

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I wanna create vector of structures
You may also try, in addition to Azzi's code, ii=1:10; vec = arrayfun ( @(i) struct('a',i, 'b',20-i, 'c',i+3), ii ); ...

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How set minimum peak height (threshold of peak height)
Turns out in your case there is an option called *MinPeakHeight* in the *findpeaks* documentation. Check this out, <http://ww...

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Why is my RGB image not displaying as expected using imshow?
Have you tried using a, *colormap* >> doc colormap may help.

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Read in a plain/text file in Matlab
Original question is answered by # doc fileread See split manipulation functions # doc strsplit # doc regexprep

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