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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...

bijna 9 jaar ago

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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...

bijna 9 jaar ago

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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...

bijna 9 jaar ago

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Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

bijna 9 jaar ago

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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...

bijna 9 jaar ago

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Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

bijna 9 jaar ago

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

bijna 9 jaar ago

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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...

bijna 9 jaar ago

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

ongeveer 9 jaar ago

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Find the 9's Complement
Find the 9's complement of the given number. An example of how this works is <http://electrical4u.com/9s-complement-and-10s-c...

ongeveer 9 jaar ago

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Smith numbers
Return true if the input is a Smith number in base ten. Otherwise, return false. Read about Smith numbers at <http://en.wikipedi...

ongeveer 9 jaar ago

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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 ...

ongeveer 9 jaar ago

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Compute Fibonacci Number
Compute the _n_-th Fibonacci Number f(0) = 0, f(1) = 1, f(2) = 1, f(3) = 2, ... f(42) = 267914296

ongeveer 9 jaar ago

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Kaprekar numbers
Test if the input is a Kaprekar number: <http://mathworld.wolfram.com/KaprekarNumber.html>. Return a logical true or false. ...

ongeveer 9 jaar ago

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Minefield Sonar
*Background* In mine-hunting games (e.g. Microsoft Minesweeper), the user is provided with a covered grid that, upon a left c...

ongeveer 9 jaar ago

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A stroll on the beach: finding a route round a connected region
You are standing on the beach of an island, which you must explore by walking all the way round its coast. Each step is in one o...

meer dan 9 jaar ago

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Number Persistence
A number's persistence is the number of steps required to reduce it to a single digit by multiplying all its digits to obtain a ...

meer dan 9 jaar ago

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Numbers in extended form
Shhhhhhh. Don't tell my daddy, but I'm borrowing his Cody account so all of you very smart people can help me out. I just star...

meer dan 9 jaar ago

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Hackathon: the beginnings
I am thinking of a number between 1 and 10000... can you guess what this number is? *Description* The test suite has rando...

meer dan 9 jaar ago

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Sum the Digits of a Number
Given an integer, sum the digits repeatedly until you end up with a single value less than 10. For example, if you add the di...

meer dan 9 jaar ago

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Reverse the Words (not letters) of a String
*Description* Change the words of a string such that the words appear in reverse order. You may assume that the string is a n...

meer dan 9 jaar ago

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Determine if a Given Number is a Triangle Number
*Description:* Determine if the elements of an input array are triangle numbers and return the result as an array with the sa...

meer dan 9 jaar ago

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Number of Circles in a Number
Given a number, return the number of closed 'circles' in the base 10 numerical representation. Note: the number 4 has no circ...

meer dan 9 jaar ago

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Project Euler: Problem 5, Smallest multiple
2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smalle...

meer dan 9 jaar ago

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Getting the row and column location from a matrix
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to get <http://www.mathwo...

meer dan 9 jaar ago

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Half?
If you toss an even number (x) of coins, what is the probability (y) of 50% head and 50% tail?

meer dan 9 jaar ago

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Tic-Tac-Logic - Solution Checker
<http://www.conceptispuzzles.com/index.aspx?uri=puzzle/tic-tac-logic/rules Tic-Tac-Logic> is a logic puzzle wherein a rectangula...

meer dan 9 jaar ago

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7 segment LED display
Given a whole number, output how many segments would be lit up to display it on a 7 segment LED display (http://en.wikipedia.org...

meer dan 9 jaar ago

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"mirror" matrix
Create n x 2n "mirror" matrix of this type: e.g. for n = 2 m = [1 2 2 1;1 2 2 1] e.g. for n = 3 m = [1 2 3 3 2 1...

meer dan 9 jaar ago

Solved

03 - Matrix Variables 4
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3d.png>> A 3x4 NaN (Not a Number) matrix (Hint: use ...

meer dan 9 jaar ago