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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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B.
So if
A = [1 2 3; 4 5 6];
and ...
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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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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...
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...
10年以上 前
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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...
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Counting pulses in a signal
Count the number of pulses that are the result of summing each pulse generator block.
Pulse Generator blocks produce a recurr...
10年以上 前
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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...