Name
crlag — circular lag function
CALLING SEQUENCE
[y]=crlag(x,n)
PARAMETERS
- Input
x = input vector (tx1) or (1xt)
n = # of values to return (optional; default=t)
- Output
y = a (nx1) (if x is (1xt)) or a (1xn) (if x is (1xt))vector with:
* y(1) = x(n)
* y(2) = x(1)
* y(n) = x(n-1)
DESCRIPTION
Circular lag function
EXAMPLE
y=crlag([1:5])
// returns: y=[5 1 2 3 4]