(A) As you already know - The first authors except for Bora => 22 - Shun-ichi Amari & Masako Amari plus Xin Yao => 3 - Roth & Anatoly => 2 (B) Maybe I told you before\ - Pavel Kuchugov ... co-authors of paper No. 8 - Roman Teliatnikov ... not co-author but related the paper No. 18 (C) You know while I don't know - two from Greece (The two include the 1st author?) - Nistor Grozavu's group (one is counted as the first author above) double room x1 single room x15 assuming (i) No. 04 is coming, (ii) two are comming from Greece as you wrote and each needs one single room, (iii) three single rooms for No. 13 plus special session, (iv) we give Anton & Pavel a domitory room (I know they are willing to), (v) and participants from Belarus do not need to stay in Hotel. Do you think NO. 5 & No.7 are willing to share one block in dormitory? In that case, we need 14 single rooms. The author of No. 4 replied when you sent the invitation letter? ***** Tentative Summary ***** No. 000 (Japan) - Shun-ichi Amari - Masako Amari No. 002 (UK) - Xin Yao No. 003 (GERMANY) - Roth No. 004 (Ukrane) - Anatoly No. 02 (Iran) - Mohammad Rasoul Tanhatalab No. 04 (Mexico) - Saul Martinez-Diaz No. 05 (Russia) - Vladimir Red'ko No. 06 (Turkey) - Ensar Gul No. 07 (Russia) - Michael KRYZHANOVKY No. 08 (Russia) - Anton Nuzhny - Pavel Kuchugov No. 09 (Belarus) - Rauf Sadykhov - No. 10 (Greece) - Sotirios Manitsaris manitsaris@yahoo.fr - No. 12 (Poland) - Wieslaw Pietruszkiewicz No. 13 (France) - Labiod Lazhar - Grozavu Nistor - No. 15 (France) - Kurosh Madani No. 16 (France) No. 17 (Belarus ) - Sviatoslav Pankratov No. 18 (Belarus) - Dmitri Viattchenin - No. 19 (Belarus) - Marina Lukashevich No. 20 (Belarus) - Leonid Gretchihin - Raman Tsialiatnikau No. 21 (Belarus) - Eugeny Shestakov No. 22 (Belarus) - Dmitry Bushenko No. 23 (BSTU) - Serge Bezobrazov No. 24 (BSTU) - Anton Kabysh No. 25 (BSTU) - Sergey Viktorovich <00.00.00.99@bk.ru>