The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...
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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.]
Non-scor...
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Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...
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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x.
For instance if x=2 then y must be 1+2+3+4=10.
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...
7 years 前
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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...
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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...
7 years 前
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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...
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Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because
6 = 1 + 2 + 3
which can be displa...
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Make a checkerboard matrix
Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1.
Example...
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so:
x = [1 2 3 4]
Commas are optional, s...
7 years 前
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Trapped air in fluid
Hello,
I am curious to the effects of the trapped air parameter.
I am using an ideal pressure source pumping flow into a d...