Math notation

1. Mar 1, 2009

RyozKidz

$$\nabla\prod$$
can anyone can explain this notation to me?

2. Mar 2, 2009

CompuChip

That's just two symbols which don't make any sense like that.
Can you explain in which context you found them and/or maybe provide a copy of the relevant part of the document (like a scan or copying the sentence)?

3. Mar 2, 2009

HallsofIvy

If it were $$\nabla\times$$, then it would be the "curl" operator.

4. Mar 2, 2009

csprof2000

It's the gradient of the PI vector. lol.

5. Mar 2, 2009

qntty

Last edited by a moderator: Apr 24, 2017