Why doesn't the carriage return (or new-line character) in fprintf work properly?

http://www.mathworks.com/support/solutions/en/data/1-15J1Z/index.html?product=ML&solution=1-15J1Z

Heard on the street

Problem 3.19
An easy question about minimizing the risk of portfolio.
Problem 4.1
The answer is straightforward. But the underlying notion of premium is thoughtful.

First Blog here!