September 2017 Update

Task/Extreme-floating-point-values/Haskell/extreme-floating-point-values.hs

@@ -0,0 +1,25 @@
+main = do
+let inf = 1/0
+let minus_inf = -1/0
+let minus_zero = -1/inf
+let nan = 0/0
+
+putStrLn ("Positive infinity = "++(show inf))
+putStrLn ("Negative infinity = "++(show minus_inf))
+putStrLn ("Negative zero = "++(show minus_zero))
+putStrLn ("Not a number = "++(show nan))
+
+--Some Arithmetic
+
+putStrLn ("inf + 2.0 = "++(show (inf+2.0)))
+putStrLn ("inf - 10 = "++(show (inf-10)))
+putStrLn ("inf - inf = "++(show (inf-inf)))
+putStrLn ("inf * 0 = "++(show (inf * 0)))
+putStrLn ("nan + 1.0= "++(show (nan+1.0)))
+putStrLn ("nan + nan = "++(show (nan + nan)))
+
+--Some Comparisons
+
+putStrLn ("nan == nan = "++(show (nan == nan)))
+putStrLn ("0.0 == - 0.0 = "++(show (0.0 == minus_zero)))
+putStrLn ("inf == inf = "++(show (inf == inf)))