[3] viXra:1405.0136 submitted on 2014-05-08 01:31:23, (186 unique-IP downloads)
Authors: Abdelkarim Boua, Abderrahmane Raji
Category: General Mathematics
[2] viXra:1405.0134 submitted on 2014-05-08 01:34:22, (196 unique-IP downloads)
Authors: Abdelkarim Boua
Category: General Mathematics
[1] viXra:1405.0130 submitted on 2014-05-08 01:39:15, (246 unique-IP downloads)
Authors: Abdelkarim Boua, Lahcen Oukhtite, Abderrahmane Raji, Omar Ait Zemzami
Category: General Mathematics