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Eyal Ben-Hur


HUJI

Last seen: 3 years ago |  Active since 2016

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Ph.D. in Ecology

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Solved


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...

5 years ago

Answered
Random walk or stepping
Here is a suggestion: A = zeros(5); % the matrix p ={2,2}; % initial location A(p{:}) = 1; % set initial location N = 20; % ...

5 years ago | 0

| accepted

Solved


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...

6 years ago

Answered
Setting a title for a legend
I found the answer after some research of the undocumented properties of the legend. The most direct answer to the problem in th...

7 years ago | 4

| accepted

Question


Setting a title for a legend
The following code is the most minimal example that I could find. My true case is much more complicated: x = 1:0.1:10; y...

7 years ago | 3 answers | 1

3

answers

Submitted


nCk(n,k)
Vectorized version of nchoosek function for multiple k's

7 years ago | 1 download |

Submitted


Zoom in on figure
Add a zoom-in pan on a figure

7 years ago | 1 download |

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Solved


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 ...

7 years ago

Solved


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...

7 years ago

Solved


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 ...

7 years ago

Solved


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

7 years ago

Solved


Is my wife right?
Regardless of input, output the string 'yes'.

7 years ago

Solved


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...

7 years ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

7 years ago

Solved


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 ...

7 years ago

Solved


Free passes for everyone!
THIS PROBLEM IS TEMPORALLY DECOMMISSIONED WHILE IT IS UPDATED. PLEASE WAIT _Simply return the name of the coolest numerical c...

7 years ago

Solved


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:...

7 years ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

7 years ago

Solved


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 ago