Simplify Reductions Initialization

[stockfish] / src / search.cpp

diff --git a/src/search.cpp b/src/search.cpp
index 62f02d835bfb192e2522d43b2ed02bf0a5304388..a413bd3814fec6daa13b08ed3bbe9db6182158b3 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -152,7 +152,7 @@ namespace {
 void Search::init() {
 
   for (int i = 1; i < MAX_MOVES; ++i)
-      Reductions[i] = int(21.3 * std::log(i + 0.25 * std::log(i)));
+      Reductions[i] = int(21.9 * std::log(i));
 }