Isa 4.5 - new version chess engine

Isa - chess engine

Author - Daniel Anulliero   Rating Chess Engines Diary CEDR=2678

v.4.5:

CCRL 3233 changes by Martin

Integrate syzygy (draws only , interior nodes) passed stc sprt +3.8 +/- 2.9 19243 games

Probe hash at root to get hashmove

Small change in qs , in "skip move by SEE"

changes by me

Implemented static nulmove

New book , now the positions are hashcode, instead of fens 

(file 'book.txt' . If you won't use it , just rename or delete it)

Some variety for full move #1

Late Move Pruning in singular too 

Static nulmove implemented 

Isa 2.0.83 vs other engines:

SeeChess 1.2	3/3	+3	3 Games
Galjoen 0.41.2	2/3	+1	3 Games
Protej 0.6.3	1/3	-1	3 Games
Walleye 1.6.0	2/2	+2	2 Games
Baislicka ac327fd	2/2	+2	2 Games
Cinnamon 2.5	2/2	+2	2 Games
FoxSEE 7.35.0	1.5/2	+1	2 Games
CeeChess 1.4	1/2	+0	2 Games
Barbarossa 0.6.0	0.5/2	-1	2 Games
MinimalChess 0.6	0.5/2	-1	2 Games
Waxman 2020	0.5/2	-1	2 Games
Loki 3.5.0	0.5/2	-1	2 Games
Lozza 2.2	0.5/2	-1	2 Games
Admete 1.5.0	0/2	-2	2 Games
Cosette 5.1	0/2	-2	2 Games
MagiC 2.0	1/1	+1	1 Games
ChessMatrix 1.0.6	1/1	+1	1 Games
Rustic Alpha 3.0.0	1/1	+1	1 Games
NoC 4.20	0.5/1	+0	1 Games
CT800 1.43	0/1	-1	1 Games

Isa 4.5 - download
All files (games, tables and engines) - download from page

Github: https://github.com/Dany1962/Isa