In the definition of `mean': mean xs = sum xs / length xs
On Fri, Jul 1, 2011 at 2:00 PM, aditya siram aditya.si...@gmail.com wrote:
What compiler errors are you getting?
-deech
On Fri, Jul 1, 2011 at 12:55 AM, Ruohao Li liruo...@gmail.com wrote:
Hi guys,
I just started learning some Haskell
/ fromIntegral (length xs)
or try an integer division:
mean xs = sum xs `div` length xs
-n
On Thu, Jun 30, 2011 at 10:55 PM, Ruohao Li liruo...@gmail.com wrote:
Hi guys,
I just started learning some Haskell. I want to implement a mean function
to compute the mean of a list. The signature
://stackoverflow.com/questions/2376981/haskell-types-frustrating-a-simple-average-function
On Jul 1, 2011, at 2:07 AM, Ruohao Li wrote:
For mean xs = sum xs / length xs, I got the following:
test.hs:8:10:
No instance for (Fractional Int)
arising from a use of `/' at test.hs:8:10-27
Hi guys,
I just started learning some Haskell. I want to implement a mean function to
compute the mean of a list. The signature of the function is:
mean :: (Num a, Fractional b) = [a] - b
But when I implement this simple function, the compiler keep whining at me
on type errors. I know this is