Just redefine how you write multiplication
Actually, (sorry for that beginning) if we assume that these numbers are elements of the additive group of the integers (ℤ,+), some people define z^n for z∈ℤ and n∈ℕ as z+z+...+z}n-times
Just redefine how you write multiplication
Actually, (sorry for that beginning) if we assume that these numbers are elements of the additive group of the integers (ℤ,+), some people define z^n for z∈ℤ and n∈ℕ as z+z+...+z}n-times