# Heaviside step function

1. Jun 23, 2006

### teng125

f(x) = <x-a>^1 - <x-2a>^1 - a<x-3a>^0

this is a diagram of heaviside step function.does anybody has any website regarding this materials so that i can get to learn such as why is it power of one and power of zero plssss

thanx very much

2. Jun 30, 2006

3. Jul 1, 2006

### HallsofIvy

Staff Emeritus
What does "< >" mean?? It's clearly not just like parentheses since in that case you don't have a Heaviside function.

4. Jul 4, 2006

### maverick280857

Are you saying that by $<x-a>$ you mean a step function which switches on at $x = a$ (and stays so for $x \geq a$)?