The sigma notation gives us a shorthand for a sum with a counter i going from 1 to N, so it translates to .
Similarly, the pi notation gives us a shorthand for a product with a counter j going from 0 to x - 1. So it translates to .
The sigma notation gives us a shorthand for a sum with a counter i going from 1 to N, so it translates to .
Similarly, the pi notation gives us a shorthand for a product with a counter j going from 0 to x - 1. So it translates to .