June 2018 Update

Task/Detect-division-by-zero/Julia/detect-division-by-zero.julia

@@ -1,13 +1,6 @@
-function isdefinite{T<:Number}(n::T)
-    !isequal(n, NaN) && abs(n) != Inf
-end
+isdefinite(n::Number) = !isnan(n) && !isinf(n)
 
-for n in {1, 1//1, 1.0, 1im, 0}
-    d = n/0
-    print("Divding ", n, " by 0 ")
-    if isdefinite(d)
-        println("results in ", d, ".")
-    else
-        println("yields an indefinite value (", d, ").")
-    end
+for n in (1, 1//1, 1.0, 1im, 0)
+    d = n / 0
+    println("Dividing $n by 0 ", isdefinite(d) ? "results in $d." : "yields an indefinite value ($d).")
 end