Symbol question

[brute26]

does anyone know what the symbol that looks like a tall pi means?

 

[chroot]

You mean this symbol?

$$\prod{i}$$

If so, it means "the product of all values i." It's a cousin of the summation sign,

$$\sum{i}$$

which means "the sum all values i."

- Warren

 

[brute26]

so much better. thank you.