Mahler measure

noun1

1. •
   For a given polynomial p(z): a kind of height function defined as M(p)=|a|∏_(|αᵢ|>1)|αᵢ|=|a|∏ᵢ₌₁ⁿ max 1,|αᵢ|, where p(z) factorizes over the complex numbers ℂ as