Arasan Version 17.3

Arasan Version 17.3:-

Version 17.3 has been released!

http://www.arasanchess.org/downld.shtml

Changes in Arasan 17.3 (Sept. 2014):
1) Reduce doubled pawn score in endgame.
2) Fix some bugs involving hash size settings for UCI.
3) Minor changes to outpost scores.
4) Fix a couple bugs in "makebook" program.
5) Some king safety enhancements.
6) Tuning of futility pruning parameters.
7) History pruning disabled.
Cool Fixes to history and killer move handling.
9) Simplify capture extension code and disable "easy nove" if
capturing the last piece.
10) Increase see pruning depth to 1.5 ply.

Plus as usual there are book improvements.

In matches against version 17.2, this version scores only a little better. But it is stronger against other programs.

Here for example is a match result against Crafty 24.0 (Linux, blitz 5+3, 1 core, ponder off):

Rank Name Elo + - games score oppo. draws
1 Arasan 17.3 2431 9 8 1200 59% 2369 38%
2 Crafty 24.0 2369 8 9 1200 41% 2431 38%

Note : Please download as soon as possible because i do;t keep any back up of the things i upload and once the link is dead then i am helpless too.
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