∀x>0,𝙼𝚊𝚝𝚑.𝚕𝚘𝚐(𝚡)=ln(x)=the unique y such that ey=x\forall x > 0,\;\mathtt{\operatorname{Math.log}(x)} = \ln(x) = \text{the unique } y \text{ such that } e^y = x Beware that positive numbers ...