Infinite product - the shortest question

1. Feb 6, 2006

tandoorichicken

I just heard about the inifinite product, so using my knowledge of inifinite sum this is purely guessing.

$$\Pi_{i=1}^{N} a_i = a_1 a_2 a_3 ... a_{N-2}a_{N-1}a_{N}$$

correct?

2. Feb 6, 2006

3. Feb 7, 2006

HallsofIvy

Staff Emeritus
Yes, that is the definition of that symbol. What you show is, of course, not an "infinite" product.

Last edited: Feb 7, 2006
4. Feb 7, 2006

tandoorichicken

thanks halls and mathman. now i can go and correct my professor.

such a suck-up I know!