minor style fixes

Author: 9il

source/mir/math/sum.d

@@ -1,12 +1,12 @@
-/**
+/++
 This module contains summation algorithms.
 
 License: $(LINK2 http://boost.org/LICENSE_1_0.txt, Boost License 1.0).
 
 Authors: Ilya Yaroshenko
 
 Copyright: Copyright © 2015-, Ilya Yaroshenko
-*/
++/
 module mir.math.sum;
 
 ///

source/mir/ndslice/algorithm.d

@@ -156,19 +156,14 @@ unittest
     import mir.ndslice.topology : as, iota;
     import mir.ndslice.internal : fastmath;
 
-    static @fastmath T fmuladd(T)(const T a, const T b, const T c)
-    {
-        return a + b * c;
-    }
-
     //| 0 1 2 |
     //| 3 4 5 |
     auto a = iota([2, 3], 0).as!double.slice;
     //| 1 2 3 |
     //| 4 5 6 |
     auto b = iota([2, 3], 1).as!double.slice;
 
-    alias dot = reduce!fmuladd;
+    alias dot = reduce!"a + b * c";
     auto res = dot(0.0, a, b);
 
     // check the result: