Reduction Simplification

Simplify reduction formula by removing a parameter.

STC:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 35798 W: 6368 L: 6272 D: 23158

LTC:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 125375 W: 15827 L: 15839 D: 93709

Bench: 4735038

diff --git a/src/search.cpp b/src/search.cpp
index 9c3e17b6606bf257f3fa0b6de275bcfd3497599a..0ed6b191b8bbe7e16d5585a68b85662c0c363616 100644 (file)
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -183,8 +183,6 @@ void Search::init() {
           for (int mc = 1; mc < 64; ++mc)
           {
               double r = log(d) * log(mc) / 2;
-              if (r < 0.80)
-                continue;
 
               Reductions[NonPV][imp][d][mc] = int(std::round(r));
               Reductions[PV][imp][d][mc] = std::max(Reductions[NonPV][imp][d][mc] - 1, 0);