Vector Difference

Given a vector x=[2 5 6 10 16 29].

Is there a one line command to create another vector that is the difference between the last elements (first element of x is first element of y)?

Example Output: y=[2 3 1 4 6 13]

Answer 1

[David Young]

y = [x(1) diff(x)]

[Mark]

I appreciate the quick response. Excellant. Thankyou.