Pure Programmer
Project: Expressions
Write a program that computes and prints the values for [[Golden Ratio]], [[√2]], [[cos]] [[π]]/4, [[log]]₂ 13 and [[Natural_logarithm|ln]] [[E_(mathematical_constant)|𝑒]]
Output
$ perl Expressions.pl
𝜑: 1.61803398874989
√2: 1.4142135623731
cos(π/4): 0.707106781186548
log₂ 13: 3.70043971814109
ln ℯ: 1