[3] viXra:1403.0678 submitted on 2014-03-23 03:40:20, (47 unique-IP downloads)
Authors: Dengju Ma, Han Ren
Category: General Mathematics
[2] viXra:1403.0487 submitted on 2014-03-21 04:59:23, (104 unique-IP downloads)
Authors: Han Ren, Jing Ren
Category: General Mathematics
[1] viXra:1403.0422 submitted on 2014-03-21 06:41:55, (35 unique-IP downloads)
Authors: Han Ren, Yun Bai
Category: General Mathematics