Question

define sum 0 function​

Answer 1

In mathematics, an empty sum, or nullary sum, is a summation where the number of terms is zero. By convention, the value of any empty sum of numbers is the additive identity. ... Allowing a "sum" with only 1 or 0 terms reduces the number of cases to be considered in many mathematical formulas.

Hope this helps you

plz mark my answer as brainlist