解決済み
Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...
約14年 前
解決済み
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...
約14年 前
解決済み
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 ...
約14年 前
解決済み
Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x. Ties are resolved by a ...
約14年 前
解決済み
Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...
約14年 前
解決済み
Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...
約14年 前
解決済み
The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...
約14年 前
解決済み
Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...
約14年 前
解決済み
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...
約14年 前
解決済み
Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...
約14年 前
解決済み
Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...
約14年 前
解決済み
Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...
約14年 前
解決済み
Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
約14年 前
解決済み
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...
約14年 前
解決済み
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...
約14年 前
解決済み
Determine if input is odd
Given the input n, return true if n is odd or false if n is even.
約14年 前
解決済み
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
約14年 前
公開済み
Publishing called functions
Jiro's pick this week is "Publish dependent and called functions" by Nick Angelini. Publishing is one of the...
14年以上 前
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Drag Objects Conveniently
Brett's Pick this week is Draggable, by Francois Bouffard. For a pet project of mine, I needed to...
14年以上 前
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Watch HDTV in MATLAB
Idin's Pick this week is ATSC: From RF to Video, by Dick Benson. Watch HDTV in MATLAB? Well, not quite. ...
14年以上 前
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Automatically add copyright information to your MATLAB files
Jiro's pick this week is addcopyright by Mirko Hrovat. As a customer-facing engineer at MathWorks, I...
14年以上 前
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Get Information About Your Computer
Brett's Pick this week is CPU Info by Ben Tordoff. Today's is a quick-Pick, to go with our holiday...
14年以上 前
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Simulink for Natural Interaction Device
Doug's pick this week is Simulink for Natural Interaction Device by Takashi Chikamasa. Although I work at a software...
14年以上 前
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A Vivid Colormap
Jiro's pick this week is Vivid Colormap by Joseph Kirk. Good uses of colors can help convey ideas effectively. It can...
14年以上 前
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Will my flow be turbulent?
Brett's Pick this week is Moody, by Tom Davis. I am not a mechanical engineer, though I did study fluid...
14年以上 前
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Scrolling Figures & GUIs
Ameya's pick this week is Scrollsubplot by Bjorn Gustavsson. This week, it's an early post because of...
14年以上 前
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Errorbar with Adjusted Tick Size
Jiro's pick this week is Errorbar with Adjusted Tick by Arnaud Laurent. Just this week, I got a comment from...
14年以上 前
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3D Polar Plotting
Brett's Pick this week is polarplot3d, by Ken Garrard. I don't often get suggestions from readers of this...
14年以上 前
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Happy (belated) Halloween!
Michael's pick this week is Batman Equation: The Legend by Mingjing Zhang. This posting comes a bit too late...
14年以上 前
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Numerical methods on piecewise-continuous functions
Jiro's pick this week is Chebfun v2 by the Chebfun Team. Contents ......
14年以上 前
