approximation-of-limits Requirements Pip packages numpy math matplotlib Approximation of limits for functions based on n f_1 n ~ 18 f_2 n ~ 19 f_3 n ~ 60 f_4 n ~ 250 Fibonacci The first two Fibonacci numbers with relative error less than 1% are: 6 7 The first two Fibonacci numbers with relative error less than 1 permille are: 8 9