Documentation for floatToDigits
-- by R.G. Burger and R.K. Dybvig in PLDI 96.
-- This version uses a much slower logarithm estimator. It should be improved.
-- by R.G. Burger and R.K. Dybvig in PLDI 96.
-- This version uses a much slower logarithm estimator. It should be improved.
--- floatToDigits takes a base and a non-negative RealFloat number,
+-- | @floatToDigits@ takes a base and a non-negative RealFloat number,
-- and returns a list of digits and an exponent.
-- In particular, if x>=0, and
-- and returns a list of digits and an exponent.
-- In particular, if x>=0, and
-- floatToDigits base x = ([d1,d2,...,dn], e)
-- floatToDigits base x = ([d1,d2,...,dn], e)
--- (a) n >= 1
--- (b) x = 0.d1d2...dn * (base**e)
--- (c) 0 <= di <= base-1
+--
+-- (1) n >= 1
+--
+-- (2) x = 0.d1d2...dn * (base**e)
+--
+-- (3) 0 <= di <= base-1
floatToDigits :: (RealFloat a) => Integer -> a -> ([Int], Int)
floatToDigits _ 0 = ([0], 0)
floatToDigits :: (RealFloat a) => Integer -> a -> ([Int], Int)
floatToDigits _ 0 = ([0], 0)