[LEAPSECS] Terminology question

[Christopher Hoover]

On 3/10/2010 2:01 PM, Michael Deckers wrote:

>   "piecewise linear" is not "linear" -- it is a mathematical way

>   to say "faux linear"


Not even.

A piecewise function is a function that is defined on a sequence of 
intervals.

A piecewise linear function is a piecewise function whose pieces are 
linear.

Nothing more; nothing less.

E.g., a triangle or square wave can be defined as a PLF.

-ch