Haskell: Unexpected output for expression [0, 0.1 .. 1]

Question

When evaluating the expression:

*main> [0, 0.1 .. 1]

I was actually expecting:

 [0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0         


        

Answer 1

Refer to this other post. As it states, floating point numbers aren't precise in the CPU.