Replicate each element of a row vector (with NaN) a constant number of times.
n=2, A=[1 2 3] -> [1 1 2 2 3 3]
n=0, A=[2 1] -> 
Return the 3n+1 sequence for n
given 3 sides, find area of this triangle
Increment a number, given its digits
Back to basics 25 - Valid variable names
Replace Vector Elements
Numbers spiral diagonals (Part 1)
Sum of big primes without primes
Divisors for big integer
Longest Collatz Sequence
Find the path through the cell
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Contact your local office